private void hBA1CSchätzenToolStripMenuItem_Click(object sender, EventArgs e)
{
IDatabaseDriver database = AzusaContext.GetInstance().DatabaseDriver;
DexTimelineEntry latestGlucose = database.Dexcom_GetLatestGlucoseEntry();
DateTime scope = latestGlucose.Timestamp.AddMonths(-3);
IEnumerable <DexTimelineEntry> entries = database.Dexcom_GetGlucoseEntriesAfter(scope);
uint totalGlucose = 0;
uint numGlucoseValues = 0;
foreach (DexTimelineEntry entry in entries)
{
if (entry.Glucose.HasValue)
{
totalGlucose += entry.Glucose.Value;
numGlucoseValues++;
}
}
double avgGlucose = (double)totalGlucose / (double)numGlucoseValues;
double hba1c = 0.031;
hba1c *= avgGlucose;
hba1c += 2.393;
string text = String.Format("Geschätzer HBA1c: {0}%", hba1c);
Debug.WriteLine(text);
MessageBox.Show(text);
}
double GuessYValue(List <DexTimelineEntry> glucoseEvents, DateTime xValue)
{
DexTimelineEntry dte = glucoseEvents.FirstOrDefault(x => x.Timestamp > xValue);
if (dte == null)
{
return(200.0);
}
else
{
return((double)dte.Glucose.Value);
}
}
