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Calculate PS for PRS1 F3 machines (S/T and AVAPS models).

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This commit is contained in:
sawinglogz 2019-10-10 20:13:39 -04:00
parent 75fca0c951
commit 9bd7a4942b
1 changed files with 24 additions and 7 deletions
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31
oscar/SleepLib/loader_plugins/prs1_loader.cpp
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@ -2578,8 +2578,11 @@ bool PRS1DataChunk::ParseEventsF5V2(void)
bool PRS1Import::ParseEventsF3V6() bool PRS1Import::ParseEventsF3V6()
{ {
// F3V6 uses a gain of 0.125 rather than 0.1 to allow for a maximum value of 30 cmH2O float GAIN = PRS1PressureEvent::GAIN;
static const float GAIN = 0.125F; // TODO: parameterize this somewhere better if (event->familyVersion == 6) {
// F3V6 uses a gain of 0.125 rather than 0.1 to allow for a maximum value of 30 cmH2O
GAIN = 0.125F; // TODO: parameterize this somewhere better
}
// Required channels // Required channels
EventList *CA = session->AddEventList(CPAP_ClearAirway, EVL_Event); EventList *CA = session->AddEventList(CPAP_ClearAirway, EVL_Event);
@ -2607,7 +2610,7 @@ bool PRS1Import::ParseEventsF3V6()
EventList *IPAP = session->AddEventList(CPAP_IPAP, EVL_Event, GAIN); EventList *IPAP = session->AddEventList(CPAP_IPAP, EVL_Event, GAIN);
EventList *EPAP = session->AddEventList(CPAP_EPAP, EVL_Event, GAIN); EventList *EPAP = session->AddEventList(CPAP_EPAP, EVL_Event, GAIN);
// TODO: PS? Maybe only useful when it's variable? EventList *PS = session->AddEventList(CPAP_PS, EVL_Event, GAIN);
EventList *TMV = session->AddEventList(CPAP_Test1, EVL_Event); // ??? EventList *TMV = session->AddEventList(CPAP_Test1, EVL_Event); // ???
EventList *FLOW = session->AddEventList(CPAP_Test2, EVL_Event); // ??? EventList *FLOW = session->AddEventList(CPAP_Test2, EVL_Event); // ???
@ -2615,6 +2618,8 @@ bool PRS1Import::ParseEventsF3V6()
// On-demand channels // On-demand channels
EventList *PP = nullptr; EventList *PP = nullptr;
EventDataType currentPressure=0;
qint64 duration; qint64 duration;
qint64 t = qint64(event->timestamp) * 1000L; qint64 t = qint64(event->timestamp) * 1000L;
session->updateFirst(t); session->updateFirst(t);
@ -2631,9 +2636,11 @@ bool PRS1Import::ParseEventsF3V6()
break; // not imported or displayed break; // not imported or displayed
case PRS1IPAPAverageEvent::TYPE: case PRS1IPAPAverageEvent::TYPE:
IPAP->AddEvent(t, e->m_value); // TODO: This belongs in an average channel rather than setting channel. IPAP->AddEvent(t, e->m_value); // TODO: This belongs in an average channel rather than setting channel.
currentPressure = e->m_value;
break; break;
case PRS1EPAPAverageEvent::TYPE: case PRS1EPAPAverageEvent::TYPE:
EPAP->AddEvent(t, e->m_value); // TODO: This belongs in an average channel rather than setting channel. EPAP->AddEvent(t, e->m_value); // TODO: This belongs in an average channel rather than setting channel.
PS->AddEvent(t, currentPressure - e->m_value); // Pressure Support
break; break;
case PRS1TimedBreathEvent::TYPE: case PRS1TimedBreathEvent::TYPE:
// The duration appears to correspond to the length of the timed breath in seconds when multiplied by 0.1 (100ms)! // The duration appears to correspond to the length of the timed breath in seconds when multiplied by 0.1 (100ms)!
@ -2817,8 +2824,8 @@ bool PRS1DataChunk::ParseEventsF3V6(void)
case 2: // Statistics case 2: // Statistics
// These appear every 2 minutes, so presumably summarize the preceding period. // These appear every 2 minutes, so presumably summarize the preceding period.
//data[pos+0]; // TODO: 0 = ??? //data[pos+0]; // TODO: 0 = ???
this->AddEvent(new PRS1EPAPAverageEvent(t, data[pos+1], GAIN)); // 01=EPAP // TODO: needs to be added second if we decide to calculate PS
this->AddEvent(new PRS1IPAPAverageEvent(t, data[pos+2], GAIN)); // 02=IPAP this->AddEvent(new PRS1IPAPAverageEvent(t, data[pos+2], GAIN)); // 02=IPAP
this->AddEvent(new PRS1EPAPAverageEvent(t, data[pos+1], GAIN)); // 01=EPAP, needs to be added second to calculate PS
this->AddEvent(new PRS1TotalLeakEvent(t, data[pos+3])); // 03=Total leak (average?) this->AddEvent(new PRS1TotalLeakEvent(t, data[pos+3])); // 03=Total leak (average?)
this->AddEvent(new PRS1RespiratoryRateEvent(t, data[pos+4])); // 04=Breaths Per Minute (average?) this->AddEvent(new PRS1RespiratoryRateEvent(t, data[pos+4])); // 04=Breaths Per Minute (average?)
this->AddEvent(new PRS1PatientTriggeredBreathsEvent(t, data[pos+5])); // 05=Patient Triggered Breaths (average?) this->AddEvent(new PRS1PatientTriggeredBreathsEvent(t, data[pos+5])); // 05=Patient Triggered Breaths (average?)
@ -2903,6 +2910,12 @@ bool PRS1DataChunk::ParseEventsF3V6(void)
bool PRS1Import::ParseEventsF3V3() bool PRS1Import::ParseEventsF3V3()
{ {
float GAIN = PRS1PressureEvent::GAIN;
if (event->familyVersion == 6) {
// F3V6 uses a gain of 0.125 rather than 0.1 to allow for a maximum value of 30 cmH2O
GAIN = 0.125F; // TODO: parameterize this somewhere better
}
// Required channels // Required channels
EventList *CA = session->AddEventList(CPAP_ClearAirway, EVL_Event); EventList *CA = session->AddEventList(CPAP_ClearAirway, EVL_Event);
EventList *OA = session->AddEventList(CPAP_Obstructive, EVL_Event); EventList *OA = session->AddEventList(CPAP_Obstructive, EVL_Event);
@ -2924,11 +2937,13 @@ bool PRS1Import::ParseEventsF3V3()
// No TB reported // No TB reported
EventList *IPAP = session->AddEventList(CPAP_IPAP, EVL_Event, 0.1F); EventList *IPAP = session->AddEventList(CPAP_IPAP, EVL_Event, GAIN);
EventList *EPAP = session->AddEventList(CPAP_EPAP, EVL_Event, 0.1F); EventList *EPAP = session->AddEventList(CPAP_EPAP, EVL_Event, GAIN);
// TODO: PS? Maybe only useful when it's variable? EventList *PS = session->AddEventList(CPAP_PS, EVL_Event, GAIN);
EventList *FLOW = session->AddEventList(CPAP_FlowRate, EVL_Event); // TODO: should this stat be calculated from flow waveforms on other models? EventList *FLOW = session->AddEventList(CPAP_FlowRate, EVL_Event); // TODO: should this stat be calculated from flow waveforms on other models?
EventDataType currentPressure=0;
// TODO: For F3V3 this will need to be able to iterate over a list of event chunks, // TODO: For F3V3 this will need to be able to iterate over a list of event chunks,
// each of which has a starting timestamp and events at offsets from that timestamp, // each of which has a starting timestamp and events at offsets from that timestamp,
@ -2946,9 +2961,11 @@ bool PRS1Import::ParseEventsF3V3()
switch (e->m_type) { switch (e->m_type) {
case PRS1IPAPAverageEvent::TYPE: // TODO: This belongs in an average channel rather than setting channel. case PRS1IPAPAverageEvent::TYPE: // TODO: This belongs in an average channel rather than setting channel.
IPAP->AddEvent(t, e->m_value); IPAP->AddEvent(t, e->m_value);
currentPressure = e->m_value;
break; break;
case PRS1EPAPAverageEvent::TYPE: // TODO: This belongs in an average channel rather than setting channel. case PRS1EPAPAverageEvent::TYPE: // TODO: This belongs in an average channel rather than setting channel.
EPAP->AddEvent(t, e->m_value); EPAP->AddEvent(t, e->m_value);
PS->AddEvent(t, currentPressure - e->m_value); // Pressure Support
break; break;
case PRS1ObstructiveApneaEvent::TYPE: case PRS1ObstructiveApneaEvent::TYPE:
OA->AddEvent(t, e->m_duration); OA->AddEvent(t, e->m_duration);