bring determine_basal up to date with 0.7.0
This commit is contained in:
Tim Gunn
parent
724c1edfd5
commit
39835d3481
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@ -47,6 +47,69 @@ function convert_bg(value, profile)
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}
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}
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function enable_smb(
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profile,
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microBolusAllowed,
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meal_data,
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target_bg
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) {
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// disable SMB when a high temptarget is set
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if (! microBolusAllowed) {
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console.error("SMB disabled (!microBolusAllowed)");
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return false;
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} else if (! profile.allowSMB_with_high_temptarget && profile.temptargetSet && target_bg > 100) {
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console.error("SMB disabled due to high temptarget of",target_bg);
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return false;
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} else if (meal_data.bwFound === true && profile.A52_risk_enable === false) {
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console.error("SMB disabled due to Bolus Wizard activity in the last 6 hours.");
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return false;
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}
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// enable SMB/UAM if always-on (unless previously disabled for high temptarget)
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if (profile.enableSMB_always === true) {
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if (meal_data.bwFound) {
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console.error("Warning: SMB enabled within 6h of using Bolus Wizard: be sure to easy bolus 30s before using Bolus Wizard");
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} else {
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console.error("SMB enabled due to enableSMB_always");
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}
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return true;
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}
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// enable SMB/UAM (if enabled in preferences) while we have COB
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if (profile.enableSMB_with_COB === true && meal_data.mealCOB) {
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if (meal_data.bwCarbs) {
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console.error("Warning: SMB enabled with Bolus Wizard carbs: be sure to easy bolus 30s before using Bolus Wizard");
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} else {
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console.error("SMB enabled for COB of",meal_data.mealCOB);
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}
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return true;
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}
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// enable SMB/UAM (if enabled in preferences) for a full 6 hours after any carb entry
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// (6 hours is defined in carbWindow in lib/meal/total.js)
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if (profile.enableSMB_after_carbs === true && meal_data.carbs ) {
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if (meal_data.bwCarbs) {
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console.error("Warning: SMB enabled with Bolus Wizard carbs: be sure to easy bolus 30s before using Bolus Wizard");
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} else {
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console.error("SMB enabled for 6h after carb entry");
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}
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return true;
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}
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// enable SMB/UAM (if enabled in preferences) if a low temptarget is set
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if (profile.enableSMB_with_temptarget === true && (profile.temptargetSet && target_bg < 100)) {
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if (meal_data.bwFound) {
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console.error("Warning: SMB enabled within 6h of using Bolus Wizard: be sure to easy bolus 30s before using Bolus Wizard");
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} else {
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console.error("SMB enabled for temptarget of",convert_bg(target_bg, profile));
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}
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return true;
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}
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console.error("SMB disabled (no enableSMB preferences active or no condition satisfied)");
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return false;
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}
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var determine_basal = function determine_basal(glucose_status, currenttemp, iob_data, profile, autosens_data, meal_data, tempBasalFunctions, microBolusAllowed, reservoir_data, currentTime) {
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var rT = {}; //short for requestedTemp
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@ -86,7 +149,7 @@ var determine_basal = function determine_basal(glucose_status, currenttemp, iob_
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rT.reason = "Error: CGM data is unchanged for the past ~45m";
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}
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}
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if (bg <= 10 || bg === 38 || noise >= 3 || minAgo > 12 || minAgo < -5 || ( bg > 60 && glucose_status == 0 && glucose_status.short_avgdelta > -1 && glucose_status.short_avgdelta < 1 && glucose_status.long_avgdelta > -1 && glucose_status.long_avgdelta < 1 ) ) {
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if (bg <= 10 || bg === 38 || noise >= 3 || minAgo > 12 || minAgo < -5 || ( bg > 60 && glucose_status == 0 && glucose_status.short_avgdelta > -1 && glucose_status.short_avgdelta < 1 && glucose_status.long_avgdelta > -1 && glucose_status.long_avgdelta < 1 ) ) {
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if (currenttemp.rate > basal) { // high temp is running
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rT.reason += ". Replacing high temp basal of "+currenttemp.rate+" with neutral temp of "+basal;
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rT.deliverAt = deliverAt;
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@ -130,7 +193,7 @@ var determine_basal = function determine_basal(glucose_status, currenttemp, iob_
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var sensitivityRatio;
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var high_temptarget_raises_sensitivity = profile.exercise_mode || profile.high_temptarget_raises_sensitivity;
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var normalTarget = 100; // evaluate high/low temptarget against 100, not scheduled basal (which might change)
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var normalTarget = 100; // evaluate high/low temptarget against 100, not scheduled target (which might change)
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if ( profile.half_basal_exercise_target ) {
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var halfBasalTarget = profile.half_basal_exercise_target;
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} else {
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@ -147,24 +210,24 @@ var determine_basal = function determine_basal(glucose_status, currenttemp, iob_
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// limit sensitivityRatio to profile.autosens_max (1.2x by default)
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sensitivityRatio = Math.min(sensitivityRatio, profile.autosens_max);
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sensitivityRatio = round(sensitivityRatio,2);
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process.stderr.write("Sensitivity ratio set to "+sensitivityRatio+" based on temp target of "+target_bg+"; ");
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console.log("Sensitivity ratio set to "+sensitivityRatio+" based on temp target of "+target_bg+"; ");
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} else if (typeof autosens_data !== 'undefined' && autosens_data) {
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sensitivityRatio = autosens_data.ratio;
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process.stderr.write("Autosens ratio: "+sensitivityRatio+"; ");
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console.log("Autosens ratio: "+sensitivityRatio+"; ");
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}
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if (sensitivityRatio) {
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basal = profile.current_basal * sensitivityRatio;
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basal = round_basal(basal, profile);
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if (basal !== profile_current_basal) {
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process.stderr.write("Adjusting basal from "+profile_current_basal+" to "+basal+"; ");
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console.log("Adjusting basal from "+profile_current_basal+" to "+basal+"; ");
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} else {
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process.stderr.write("Basal unchanged: "+basal+"; ");
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console.log("Basal unchanged: "+basal+"; ");
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}
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}
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// adjust min, max, and target BG for sensitivity, such that 50% increase in ISF raises target from 100 to 120
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if (profile.temptargetSet) {
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//process.stderr.write("Temp Target set, not adjusting with autosens; ");
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//console.log("Temp Target set, not adjusting with autosens; ");
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} else if (typeof autosens_data !== 'undefined' && autosens_data) {
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if ( profile.sensitivity_raises_target && autosens_data.ratio < 1 || profile.resistance_lowers_target && autosens_data.ratio > 1 ) {
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// with a target of 100, default 0.7-1.2 autosens min/max range would allow a 93-117 target range
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@ -174,9 +237,9 @@ var determine_basal = function determine_basal(glucose_status, currenttemp, iob_
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// don't allow target_bg below 80
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new_target_bg = Math.max(80, new_target_bg);
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if (target_bg === new_target_bg) {
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process.stderr.write("target_bg unchanged: "+new_target_bg+"; ");
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console.log("target_bg unchanged: "+new_target_bg+"; ");
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} else {
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process.stderr.write("target_bg from "+target_bg+" to "+new_target_bg+"; ");
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console.log("target_bg from "+target_bg+" to "+new_target_bg+"; ");
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}
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target_bg = new_target_bg;
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}
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@ -216,11 +279,11 @@ var determine_basal = function determine_basal(glucose_status, currenttemp, iob_
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sens = profile.sens / sensitivityRatio;
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sens = round(sens, 1);
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if (sens !== profile_sens) {
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process.stderr.write("ISF from "+profile_sens+" to "+sens);
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console.log("ISF from "+profile_sens+" to "+sens);
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} else {
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process.stderr.write("ISF unchanged: "+sens);
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console.log("ISF unchanged: "+sens);
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}
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//process.stderr.write(" (autosens ratio "+sensitivityRatio+")");
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//console.log(" (autosens ratio "+sensitivityRatio+")");
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}
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console.error("; CR:",profile.carb_ratio);
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@ -292,7 +355,7 @@ var determine_basal = function determine_basal(glucose_status, currenttemp, iob_
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var adjustedMinBG = round(Math.min(200, min_bg * noisyCGMTargetMultiplier ));
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var adjustedTargetBG = round(Math.min(200, target_bg * noisyCGMTargetMultiplier ));
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var adjustedMaxBG = round(Math.min(200, max_bg * noisyCGMTargetMultiplier ));
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process.stderr.write("Raising target_bg for noisy / raw CGM data, from "+target_bg+" to "+adjustedTargetBG+"; ");
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console.log("Raising target_bg for noisy / raw CGM data, from "+target_bg+" to "+adjustedTargetBG+"; ");
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min_bg = adjustedMinBG;
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target_bg = adjustedTargetBG;
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max_bg = adjustedMaxBG;
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@ -305,17 +368,17 @@ var determine_basal = function determine_basal(glucose_status, currenttemp, iob_
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// if eventualBG, naive_eventualBG, and target_bg aren't all above adjustedMinBG, don’t use it
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//console.error("naive_eventualBG:",naive_eventualBG+", eventualBG:",eventualBG);
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if (eventualBG > adjustedMinBG && naive_eventualBG > adjustedMinBG && min_bg > adjustedMinBG) {
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process.stderr.write("Adjusting targets for high BG: min_bg from "+min_bg+" to "+adjustedMinBG+"; ");
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console.log("Adjusting targets for high BG: min_bg from "+min_bg+" to "+adjustedMinBG+"; ");
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min_bg = adjustedMinBG;
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} else {
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process.stderr.write("min_bg unchanged: "+min_bg+"; ");
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console.log("min_bg unchanged: "+min_bg+"; ");
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}
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// if eventualBG, naive_eventualBG, and target_bg aren't all above adjustedTargetBG, don’t use it
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if (eventualBG > adjustedTargetBG && naive_eventualBG > adjustedTargetBG && target_bg > adjustedTargetBG) {
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process.stderr.write("target_bg from "+target_bg+" to "+adjustedTargetBG+"; ");
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console.log("target_bg from "+target_bg+" to "+adjustedTargetBG+"; ");
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target_bg = adjustedTargetBG;
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} else {
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process.stderr.write("target_bg unchanged: "+target_bg+"; ");
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console.log("target_bg unchanged: "+target_bg+"; ");
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}
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// if eventualBG, naive_eventualBG, and max_bg aren't all above adjustedMaxBG, don’t use it
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if (eventualBG > adjustedMaxBG && naive_eventualBG > adjustedMaxBG && max_bg > adjustedMaxBG) {
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@ -361,71 +424,13 @@ var determine_basal = function determine_basal(glucose_status, currenttemp, iob_
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ZTpredBGs.push(bg);
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UAMpredBGs.push(bg);
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// enable SMB whenever we have COB or UAM is enabled
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// SMB is disabled by default, unless explicitly enabled in preferences.json
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var enableSMB=false;
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// disable SMB when a high temptarget is set
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if (! microBolusAllowed) {
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console.error("SMB disabled (!microBolusAllowed)")
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} else if (! profile.allowSMB_with_high_temptarget && profile.temptargetSet && target_bg > 100) {
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console.error("SMB disabled due to high temptarget of",target_bg);
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enableSMB=false;
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// enable SMB/UAM (if enabled in preferences) while we have COB
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} else if (profile.enableSMB_with_COB === true && meal_data.mealCOB) {
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if (meal_data.bwCarbs) {
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if (profile.A52_risk_enable === true) {
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console.error("Warning: SMB enabled with Bolus Wizard carbs: be sure to easy bolus 30s before using Bolus Wizard")
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enableSMB=true;
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} else {
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console.error("SMB not enabled for Bolus Wizard COB");
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}
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} else {
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console.error("SMB enabled for COB of",meal_data.mealCOB);
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enableSMB=true;
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}
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// enable SMB/UAM (if enabled in preferences) for a full 6 hours after any carb entry
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// (6 hours is defined in carbWindow in lib/meal/total.js)
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} else if ((profile.enableSMB_after_carbs === true || profile.enableSMB_with_carbs === true) && meal_data.carbs ) {
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if (meal_data.bwCarbs) {
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if (profile.A52_risk_enable === true) {
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console.error("Warning: SMB enabled with Bolus Wizard carbs: be sure to easy bolus 30s before using Bolus Wizard")
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enableSMB=true;
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} else {
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console.error("SMB not enabled for Bolus Wizard carbs");
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}
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} else {
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console.error("SMB enabled for 6h after carb entry");
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enableSMB=true;
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}
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// enable SMB/UAM (if enabled in preferences) if a low temptarget is set
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} else if (profile.enableSMB_with_temptarget === true && (profile.temptargetSet && target_bg < 100)) {
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if (meal_data.bwFound) {
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if (profile.A52_risk_enable === true) {
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console.error("Warning: SMB enabled within 6h of using Bolus Wizard: be sure to easy bolus 30s before using Bolus Wizard")
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enableSMB=true;
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} else {
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console.error("enableSMB_with_temptarget not supported within 6h of using Bolus Wizard");
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}
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} else {
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console.error("SMB enabled for temptarget of",convert_bg(target_bg, profile));
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enableSMB=true;
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}
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// enable SMB/UAM if always-on (unless previously disabled for high temptarget)
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} else if (profile.enableSMB_always === true) {
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if (meal_data.bwFound) {
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if (profile.A52_risk_enable === true) {
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console.error("Warning: SMB enabled within 6h of using Bolus Wizard: be sure to easy bolus 30s before using Bolus Wizard")
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enableSMB=true;
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} else {
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console.error("enableSMB_always not supported within 6h of using Bolus Wizard");
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}
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} else {
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console.error("SMB enabled due to enableSMB_always");
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enableSMB=true;
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}
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} else {
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console.error("SMB disabled for this run (no selected enableSMB criteria met)");
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}
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var enableSMB = enable_smb(
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profile,
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microBolusAllowed,
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meal_data,
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target_bg
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);
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// enable UAM (if enabled in preferences)
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var enableUAM=(profile.enableUAM);
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@ -573,7 +578,7 @@ var determine_basal = function determine_basal(glucose_status, currenttemp, iob_
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remainingCItotal += predCI+remainingCI;
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remainingCIs.push(round(remainingCI,0));
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predCIs.push(round(predCI,0));
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//process.stderr.write(round(predCI,1)+"+"+round(remainingCI,1)+" ");
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//console.log(round(predCI,1)+"+"+round(remainingCI,1)+" ");
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COBpredBG = COBpredBGs[COBpredBGs.length-1] + predBGI + Math.min(0,predDev) + predCI + remainingCI;
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var aCOBpredBG = aCOBpredBGs[aCOBpredBGs.length-1] + predBGI + Math.min(0,predDev) + predACI;
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// for UAMpredBGs, predicted carb impact drops at slopeFromDeviations
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@ -606,7 +611,7 @@ var determine_basal = function determine_basal(glucose_status, currenttemp, iob_
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// set minPredBGs starting when currently-dosed insulin activity will peak
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// look ahead 60m (regardless of insulin type) so as to be less aggressive on slower insulins
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var insulinPeakTime = 60;
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// add 30m to allow for insluin delivery (SMBs or temps)
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// add 30m to allow for insulin delivery (SMBs or temps)
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insulinPeakTime = 90;
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var insulinPeak5m = (insulinPeakTime/60)*12;
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//console.error(insulinPeakTime, insulinPeak5m, profile.insulinPeakTime, profile.curve);
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@ -764,8 +769,10 @@ var determine_basal = function determine_basal(glucose_status, currenttemp, iob_
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// if blendedMinPredBG > minCOBPredBG, use that instead
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minPredBG = round(Math.max(minIOBPredBG, minCOBPredBG, blendedMinPredBG));
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// if carbs have been entered, but have expired, use minUAMPredBG
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} else {
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} else if ( enableUAM ) {
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minPredBG = minZTUAMPredBG;
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} else {
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minPredBG = minGuardBG;
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}
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// in pure UAM mode, use the higher of minIOBPredBG,minUAMPredBG
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} else if ( enableUAM ) {
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@ -775,12 +782,12 @@ var determine_basal = function determine_basal(glucose_status, currenttemp, iob_
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// make sure minPredBG isn't higher than avgPredBG
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minPredBG = Math.min( minPredBG, avgPredBG );
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process.stderr.write("minPredBG: "+minPredBG+" minIOBPredBG: "+minIOBPredBG+" minZTGuardBG: "+minZTGuardBG);
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console.log("minPredBG: "+minPredBG+" minIOBPredBG: "+minIOBPredBG+" minZTGuardBG: "+minZTGuardBG);
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if (minCOBPredBG < 999) {
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process.stderr.write(" minCOBPredBG: "+minCOBPredBG);
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console.log(" minCOBPredBG: "+minCOBPredBG);
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}
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if (minUAMPredBG < 999) {
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process.stderr.write(" minUAMPredBG: "+minUAMPredBG);
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console.log(" minUAMPredBG: "+minUAMPredBG);
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}
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console.error(" avgPredBG:",avgPredBG,"COB:",meal_data.mealCOB,"/",meal_data.carbs);
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// But if the COB line falls off a cliff, don't trust UAM too much:
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