private static void TestWHO2006ComputeSpeed()
{
var who2006 = new AnthStat.Statistics.WHO2006();
var sw = new System.Diagnostics.Stopwatch();
var rnd = new System.Random();
int loopIterations = 1_000_000;
int [] ageDays = new int[loopIterations];
double [] bmis = new double[loopIterations];
Sex [] sexes = new Sex[loopIterations];
for (int i = 0; i < loopIterations; i++)
{
ageDays[i] = rnd.Next(0, 1856);
bmis[i] = rnd.NextDouble() * 25;
sexes[i] = ageDays[i] % 2 == 0 ? Sex.Female : Sex.Male;
}
sw.Start();
for (int i = 0; i < loopIterations; i++)
{
double z = 0.0;
who2006.TryCalculateZScore(Indicator.BodyMassIndexForAge, bmis[i], ageDays[i], sexes[i], ref z);
}
sw.Stop();
Console.WriteLine($"[WHO 2006] - Computed {loopIterations} z-scores in {sw.Elapsed.TotalMilliseconds.ToString("N0")} milliseconds.");
}
public void CalculateZScoresWho2006()
{
var who2006 = new AnthStat.Statistics.WHO2006();
double ageDays = double.Parse(TxtEdad.Text);
double Weight = double.Parse(TxtPeso.Text);
double Lenght = double.Parse(TxtTalla.Text);
double CC = double.Parse(TxtCC.Text);
double CMB = double.Parse(TxtCMB.Text);
double Muac = double.Parse(TxtTricep.Text);
double LenghtMeters = Lenght / 100;
double imc = Weight / (LenghtMeters * LenghtMeters);
TxtIMCCalculado.Text = Math.Round(imc, 2).ToString();
double z = 0.0;
double x = 0.0;
double y = 0.0;
double w = 0.0;
if (txtSexo.Text == "Masculino" || txtSexo.Text == "Masculino\t")
{
if (who2006.TryCalculateZScore(indicator: Indicator.BodyMassIndexForAge, measurement1: imc, measurement2: ageDays, sex: Sex.Male, z: ref z))
{
TxtZIMC.Text = Math.Round(z, 2).ToString();
double p = StatisticsHelper.CalculatePercentile(z);
TxtImc.Text = Math.Round(p, 1).ToString();
}
if (ageDays > 720)
{
if (who2006.TryCalculateZScore(indicator: Indicator.WeightForHeight, measurement1: Weight, measurement2: Lenght, sex: Sex.Male, z: ref x))
{
TxtZPesoTalla.Text = Math.Round(x, 2).ToString();
double p = StatisticsHelper.CalculatePercentile(x);
TxtPesoTalla.Text = Math.Round(p, 1).ToString();
}
}
if (ageDays < 720)
{
if (who2006.TryCalculateZScore(indicator: Indicator.WeightForLength, measurement1: Weight, measurement2: Lenght, sex: Sex.Male, z: ref x))
{
TxtZPesoTalla.Text = Math.Round(x, 2).ToString();
double p = StatisticsHelper.CalculatePercentile(x);
TxtPesoTalla.Text = Math.Round(p, 1).ToString();
}
}
if (who2006.TryCalculateZScore(indicator: Indicator.WeightForAge, measurement1: Weight, measurement2: ageDays, sex: Sex.Male, z: ref y))
{
TxtZPesoEdad.Text = Math.Round(y, 2).ToString();
double p = StatisticsHelper.CalculatePercentile(y);
TxtPesoEdad.Text = Math.Round(p, 1).ToString();
}
if (who2006.TryCalculateZScore(indicator: Indicator.LengthForAge, measurement1: Lenght, measurement2: ageDays, sex: Sex.Male, z: ref w))
{
TxtZTallaEdad.Text = Math.Round(w, 2).ToString();
double p = StatisticsHelper.CalculatePercentile(w);
TxtTallaEdad.Text = Math.Round(p, 1).ToString();
}
if (who2006.TryCalculateZScore(indicator: Indicator.HeadCircumferenceForAge, measurement1: CC, measurement2: ageDays, sex: Sex.Male, z: ref w))
{
TxtZCC.Text = Math.Round(w, 2).ToString();
double p = StatisticsHelper.CalculatePercentile(w);
TxtCCP.Text = Math.Round(p, 1).ToString();
}
if (who2006.TryCalculateZScore(indicator: Indicator.ArmCircumferenceForAge, measurement1: CMB, measurement2: ageDays, sex: Sex.Male, z: ref w))
{
TxtZMuac.Text = Math.Round(w, 2).ToString();
double p = StatisticsHelper.CalculatePercentile(w);
TxtMuacP.Text = Math.Round(p, 1).ToString();
}
if (who2006.TryCalculateZScore(indicator: Indicator.TricepsSkinfoldForAge, measurement1: double.Parse(TxtTricep.Text), measurement2: ageDays, sex: Sex.Male, z: ref w))
{
TxtTSFZ.Text = Math.Round(w, 2).ToString();
double p = StatisticsHelper.CalculatePercentile(w);
TxtTSFP.Text = Math.Round(p, 1).ToString();
}
if (who2006.TryCalculateZScore(indicator: Indicator.SubscapularSkinfoldForAge, measurement1: double.Parse(TxtSSF.Text), measurement2: ageDays, sex: Sex.Male, z: ref w))
{
TxtSSFZ.Text = Math.Round(w, 2).ToString();
double p = StatisticsHelper.CalculatePercentile(w);
TxtSSFP.Text = Math.Round(p, 1).ToString();
}
}
else if (txtSexo.Text == "Femenino" || txtSexo.Text == "Femenino\t")
{
if (who2006.TryCalculateZScore(indicator: Indicator.BodyMassIndexForAge, measurement1: imc, measurement2: ageDays, sex: Sex.Female, z: ref z))
{
TxtZIMC.Text = Math.Round(z, 2).ToString();
double p = StatisticsHelper.CalculatePercentile(z);
TxtImc.Text = Math.Round(p, 1).ToString();
}
if (ageDays > 720)
{
if (who2006.TryCalculateZScore(indicator: Indicator.WeightForHeight, measurement1: Weight, measurement2: Lenght, sex: Sex.Female, z: ref x))
{
TxtZPesoTalla.Text = Math.Round(x, 2).ToString();
double p = StatisticsHelper.CalculatePercentile(x);
TxtPesoTalla.Text = Math.Round(p, 1).ToString();
}
}
if (ageDays < 720)
{
if (who2006.TryCalculateZScore(indicator: Indicator.WeightForLength, measurement1: Weight, measurement2: Lenght, sex: Sex.Female, z: ref x))
{
TxtZPesoTalla.Text = Math.Round(x, 2).ToString();
double p = StatisticsHelper.CalculatePercentile(x);
TxtPesoTalla.Text = Math.Round(p, 1).ToString();
}
}
if (who2006.TryCalculateZScore(indicator: Indicator.WeightForAge, measurement1: Weight, measurement2: ageDays, sex: Sex.Female, z: ref y))
{
TxtZPesoEdad.Text = Math.Round(y, 2).ToString();
double p = StatisticsHelper.CalculatePercentile(y);
TxtPesoEdad.Text = Math.Round(p, 1).ToString();
}
if (who2006.TryCalculateZScore(indicator: Indicator.LengthForAge, measurement1: Lenght, measurement2: ageDays, sex: Sex.Female, z: ref w))
{
TxtZTallaEdad.Text = Math.Round(w, 2).ToString();
double p = StatisticsHelper.CalculatePercentile(w);
TxtTallaEdad.Text = Math.Round(p, 1).ToString();
}
if (who2006.TryCalculateZScore(indicator: Indicator.HeadCircumferenceForAge, measurement1: CC, measurement2: ageDays, sex: Sex.Female, z: ref w))
{
TxtZCC.Text = Math.Round(w, 2).ToString();
double p = StatisticsHelper.CalculatePercentile(w);
TxtCCP.Text = Math.Round(p, 1).ToString();
}
if (who2006.TryCalculateZScore(indicator: Indicator.ArmCircumferenceForAge, measurement1: CMB, measurement2: ageDays, sex: Sex.Female, z: ref w))
{
TxtZMuac.Text = Math.Round(w, 2).ToString();
double p = StatisticsHelper.CalculatePercentile(w);
TxtMuacP.Text = Math.Round(p, 1).ToString();
}
if (who2006.TryCalculateZScore(indicator: Indicator.TricepsSkinfoldForAge, measurement1: double.Parse(TxtTricep.Text), measurement2: ageDays, sex: Sex.Female, z: ref w))
{
TxtTSFZ.Text = Math.Round(w, 2).ToString();
double p = StatisticsHelper.CalculatePercentile(w);
TxtTSFP.Text = Math.Round(p, 1).ToString();
}
if (who2006.TryCalculateZScore(indicator: Indicator.SubscapularSkinfoldForAge, measurement1: double.Parse(TxtSSF.Text), measurement2: ageDays, sex: Sex.Female, z: ref w))
{
TxtSSFZ.Text = Math.Round(w, 2).ToString();
double p = StatisticsHelper.CalculatePercentile(w);
TxtSSFP.Text = Math.Round(p, 1).ToString();
}
}
}