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Outbreak Line List Onset Precision Tool

Preserve supplied onset transcription and precision in an outbreak line list without constructing an exact date.

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Description

Record the declared precision of an outbreak line-list onset.

Epidemiological reporting depends on case-definition versions, observation windows, censoring, person/test denominators and time-bin boundaries. Missing and indeterminate results differ, while multiple tests can belong to one person. Local record arithmetic does not diagnose infection, establish transmission or select a public-health rule.

Record the declared precision of an outbreak line-list onset.

When to use this tool

Use Outbreak Line List Onset Precision when checking the stated benign surveillance record, time, exposure or denominator convention.

How to use the tool and how it works

  1. Enter recordId, suppliedOnsetText, precisionCode. Use the units and conventions below.
  2. Run the tool. Correct any format, range, or cross-field input error before interpreting the output.
  3. Read token. Use the output convention below.

Require nonempty record ID, supplied onset text and precision code. Encode the ordered triple as JSON text.1

Input fieldMeaning and unitsAccepted input
recordIdNonempty caller-supplied record label; not independently resolved.Required. Text; minimum UTF-16 length 1; maximum UTF-16 length 8192.
suppliedOnsetTextSupplied Onset TextRequired. Text; minimum UTF-16 length 1; maximum UTF-16 length 8192.
precisionCodePrecision CodeRequired. Text; minimum UTF-16 length 1; maximum UTF-16 length 8192.
Output fieldInterpretationReturned shape
tokenJSON-encoded ordered tuple or literal token under the convention above; not a database lookup or authentication result.Required. Text; maximum UTF-16 length 8192.
json
{
  "input": {
    "recordId": "R17",
    "suppliedOnsetText": "2026-11-01",
    "precisionCode": "day"
  },
  "output": {
    "token": "[\"R17\",\"2026-11-01\",\"day\"]"
  }
}

Limitations and assumptions

  • Onset and precision are not parsed or verified; no epidemic curve, infection date or case definition is inferred.
  • 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.

Alternative or Complementary methods

Use verified source records, current authoritative definitions and appropriate complete epidemiological/statistical methods with qualified public-health interpretation for actual decisions.

References

  1. Calculation and input contract: epidemiology/outbreak-line-list-onset-precision — tool.io

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