Description
Return baseline-corrected and reference-shifted waveform pressure.
Cardiac measurement formulas depend on geometry, units, calibration and reference origins. A Doppler projection correction, echo disc-volume contribution or waveform integral evaluates supplied quantities without validating image acquisition, signal quality or physiological interpretation.
Return baseline-corrected and reference-shifted waveform pressure.
When to use this tool
Use Pressure Wave Baseline Offset when checking one supplied cardiac measurement, geometry or calibration term.
How to use the tool and how it works
- Enter samplePressure, suppliedBaseline, suppliedReferenceOffset. Use the units and conventions below.
- Run the tool. Correct any format, range, or cross-field input error before interpreting the output.
- Read baselineCorrected, referenced. Use the output convention below.
Return baseline-corrected and reference-shifted waveform pressure. baselineCorrected = samplePressure-suppliedBaseline, referenced adds suppliedReferenceOffset.1
| Input field | Meaning and units | Accepted input |
|---|---|---|
| samplePressure | Sample Pressure | Required. Finite number. |
| suppliedBaseline | Supplied Baseline | Required. Finite number. |
| suppliedReferenceOffset | Supplied Reference Offset | Required. Finite number. |
| Output field | Interpretation | Returned shape |
|---|---|---|
| baselineCorrected | Baseline Corrected | Required. Finite number. |
| referenced | Referenced | Required. Finite number. |
{
"input": {
"samplePressure": 100,
"suppliedBaseline": 20,
"suppliedReferenceOffset": 5
},
"output": {
"baselineCorrected": 80,
"referenced": 85
}
}Limitations and assumptions
- All terms use one pressure unit; no measured baseline, calibration, waveform finding or diagnosis is established.
- Inputs must satisfy both the field types and the cross-field conditions above. Invalid input causes an error; a successful false flag or documented placeholder is a different result.
- Numeric calculations use binary floating point unless exact decimal-integer arithmetic is explicitly stated. No hidden measurement tolerance or decimal rounding is added; nonfinite or out-of-contract results are rejected. Numeric signed-zero results are exported as zero.
Alternative or Complementary methods
Use validated acquisition and calibration, a complete appropriate measurement method and qualified clinical interpretation; assess measurement uncertainty and model assumptions separately.
References
Similar or alternative tools
- Pressure Transducer Hydrostatic Offset Term
Return a hydrostatic pressure-offset correction.
- Pressure Zero Reference Gap
Compare two pressure values after separate zero correction.