string ValidateWeight()
{
if (LastContactWeight.HasValue)
{
var weightChange = (double)LastContactWeight / (double)AdmissionWeight;
var weightCat = RandomisingExtensions.RandomisationCategory(AdmissionWeight, true); // a slight hack making everone male to test weight cats!
int?daysOldAtWeight = (LastWeightDate.HasValue)?
(LastWeightDate.Value - DateTimeBirth.Date).Days
:(int?)null;
if (weightChange < 0.8 ||
weightChange > 1.6 ||
(weightCat == RandomisationStrata.MidWeightMale && weightChange > 1.5) ||
(weightCat == RandomisationStrata.SmallestWeightMale && weightChange > 1.5) ||
(daysOldAtWeight.HasValue &&
(daysOldAtWeight < 21 && (weightChange > 1.4 ||
(weightCat == RandomisationStrata.MidWeightMale && weightChange > 1.4) ||
(weightCat == RandomisationStrata.SmallestWeightMale && weightChange > 1.4))) ||
(daysOldAtWeight < 14 && weightChange > 1.3)))
{
return(string.Format(Strings.ParticipantModel_Error_LastWeightChange, AdmissionWeight));
}
}
else if (LastWeightDate.HasValue)
{
return(Strings.ParticipantModel_Error_WeightNotFound);
}
return(null);
}
/// <summary>
///
/// </summary>
/// <param name="id"></param>
/// <param name="name"></param>
/// <param name="isMale"></param>
/// <param name="phoneNumber"></param>
/// <param name="AdmissionDiagnosis"></param>
/// <param name="admissionWeight"></param>
/// <param name="dateTimeBirth"></param>
/// <param name="gestAgeBirth"></param>
/// <param name="hospitalIdentifier"></param>
/// <param name="isInborn"></param>
/// <param name="multipleSibblingId"></param>
/// <param name="registeredAt"></param>
/// <returns>Whether a protocol violation has been logged due to randomising criteria being altered</returns>
public UpdateParticipantViolationType UpdateParticipant(int id,
string name,
bool isMale,
string phoneNumber,
string AdmissionDiagnosis,
int admissionWeight,
DateTime dateTimeBirth,
double gestAgeBirth,
string hospitalIdentifier,
bool?isInborn,
int?multipleSibblingId,
MaternalBCGScarStatus maternalBCGScar,
DateTime registeredAt,
bool isEnvelopeRandomising)
{
Participant participant = _dbContext.Participants.Find(id);
var pv = new List <ProtocolViolation>();
UpdateParticipantViolationType returnVar = UpdateParticipantViolationType.NoViolations;
if (!RandomisingExtensions.IsSameRandomisingCategory(participant.IsMale, isMale, participant.AdmissionWeight, admissionWeight))
{
pv.Add(new ProtocolViolation
{
Details = string.Format(BlockRandomisationViolation + "Block randomising information changed from {0}g {1} to {2}g {3}",
participant.AdmissionWeight,
GenderString(participant.IsMale),
admissionWeight,
GenderString(isMale))
});
Engine.RemoveAllocationFromArm(participant, _dbContext);
returnVar |= UpdateParticipantViolationType.BlockCriteriaChanged;
}
if (admissionWeight > Engine.MaxBirthWeightGrams)
{
pv.Add(new ProtocolViolation
{
Details = string.Format("Retrospectively inelligible participant!: Weight changed from {0} to {1}", participant.AdmissionWeight, admissionWeight)
});
participant.AdmissionWeight = admissionWeight;
returnVar |= UpdateParticipantViolationType.IneligibleWeight;
}
if (participant.MultipleSiblingId != multipleSibblingId)
{
pv.Add(new ProtocolViolation
{
Details = string.Format(BlockRandomisationViolation + "Twin/tripplet ID changed from '{0}' to '{1}';", participant.MultipleSiblingId, multipleSibblingId)
});
participant.MultipleSiblingId = multipleSibblingId;
returnVar |= UpdateParticipantViolationType.MultipleSiblingIdChanged;
}
int nextPvId = GetNextId(_dbContext.ProtocolViolations, participant.CentreId);
foreach (var p in pv)
{
p.ParticipantId = participant.Id;
p.Id = nextPvId++;
p.ViolationType = ViolationTypeOption.MajorWrongAllocation;
p.ReportingTimeLocal = DateTime.Now;
p.ReportingInvestigator = System.Threading.Thread.CurrentPrincipal.Identity.Name;
_dbContext.ProtocolViolations.Add(p);
}
participant.Name = name;
participant.PhoneNumber = phoneNumber;
participant.AdmissionDiagnosis = AdmissionDiagnosis;
participant.DateTimeBirth = dateTimeBirth;
participant.GestAgeBirth = gestAgeBirth;
participant.HospitalIdentifier = hospitalIdentifier;
participant.Inborn = isInborn;
participant.RegisteredAt = registeredAt;
participant.MaternalBCGScar = maternalBCGScar;
if ((returnVar & UpdateParticipantViolationType.BlockCriteriaChanged) != 0)
{
Engine.ForceAllocationToArm(participant, _dbContext);
}
_dbContext.SaveChanges(true);
this.ParticipantUpdated?.Invoke(this, new ParticipantEventArgs(participant));
return(returnVar);
}