Description
Propagate a supplied sampling timestamp quantum without deciding protocol compliance.
Pharmacokinetic research describes concentration over time using measurement units and an explicit model. Concentration-time area, its time-weighted moment, inverse-time rate constants, clearance, and volume are related but distinct quantities. A conversion or local model term does not estimate every parameter or validate a complete study.
Propagate a supplied sampling timestamp quantum without deciding protocol compliance.
When to use this tool
Use Sampling Time Precision Window when you need this concentration-time conversion, sampling check, local integral panel, or explicitly supplied kinetic-model term.
How to use the tool and how it works
- Enter scheduled, recorded, resolution, truncated. Use the units and conventions below.
- Run the tool. Correct any format, range, or cross-field input error before interpreting the output.
- Read lower, upper, deviationLower, deviationUpper. Use the output convention below.
For positive resolution return a precision window [recorded,recorded+resolution] when truncated, otherwise [recorded-resolution/2,recorded+resolution/2]. Subtract scheduled from each bound for deviationLower and deviationUpper.1
| Input field | Meaning and units | Accepted input |
|---|---|---|
| scheduled | Scheduled | Required. Finite number. |
| recorded | Recorded | Required. Finite number. |
| resolution | Resolution | Required. Finite number; strictly above 0. |
| truncated | Truncated | Required. Boolean. |
| Output field | Interpretation | Returned shape |
|---|---|---|
| lower | Lower | Required. Finite number. |
| upper | Upper | Required. Finite number. |
| deviationLower | Deviation Lower | Required. Finite number. |
| deviationUpper | Deviation Upper | Required. Finite number. |
{
"input": {
"scheduled": 10,
"recorded": 11,
"resolution": 2,
"truncated": false
},
"output": {
"lower": 10,
"upper": 12,
"deviationLower": 0,
"deviationUpper": 2
}
}Limitations and assumptions
- All times need one unit and compatible origins. Returned bounds are numeric only, without endpoint openness; truncation assumes the stated lower-edge bin convention, not every possible rounding implementation.
- 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. Signed zero is exported as zero.
Alternative or Complementary methods
Use a complete study analysis when a local panel, transformation, or model factor is insufficient. Check sampling times, censoring, assay support, unit conventions, and the validity of the assumed kinetic regime.
References
Similar or alternative tools
- Concentration Support Window Share
Calculate the quantified share of a supplied concentration-duration integral within a selected window.
- Concentration Time Unit Factor
Convert an already supplied nonclinical concentration-time quantity using explicit compatible unit factors.