Gametocytemia Percent Infected RBC Transmissibility Proxy Calculator

Compute the observed Gametocytemia Percent Infected RBC Transmissibility Proxy Calculator fraction from explicit subset and total counts; not a transmission, survival or viability guarantee.

Description

Compute the observed Gametocytemia Percent Infected RBC Transmissibility Proxy Calculator fraction from explicit subset and total counts; not a transmission, survival or viability guarantee.

Gametocytemia as a red-cell percentage describes the observed share of cells with gametocytes. It is a sample measure rather than a direct measurement of onward transmission.

When to use this tool

Compute the observed Gametocytemia Percent Infected RBC Transmissibility Proxy Calculator fraction from explicit subset and total counts; not a transmission, survival or viability guarantee.

  • Prepare the supplied gametocyteInfectedRbc, rbcCounted fields for this operation.
  • Compare the complete example with the representation used by your own input before carrying the result into another step.

How to use the tool and how it works

  1. Enter gametocyteInfectedRbc, rbcCounted. Use the exact text syntax, units and index conventions explained below.
  2. Run the tool. If input validation fails, correct the supplied fields before interpreting any result.
  3. Read result.gametocytemiaPercent, result.causalInference. Interpret false, null and empty lists using the distinctions below; they can be valid outputs.

Validate gametocyteInfectedRbc as an integer subset of positive rbcCounted. Return 100 times their ratio as gametocytemiaPercent and causalInference not-established.1

Input fieldMeaning and representationAccepted input
gametocyteInfectedRbcObserved subset count used as the numerator.Nonnegative safe integer, no greater than rbcCounted
rbcCountedObserved total count used as the denominator.Positive safe integer, at least gametocyteInfectedRbc
Output fieldInterpretation
resultObject containing the named outputs below.
result.gametocytemiaPercentThe gametocytemia percent value under the stated formula or text convention.
result.causalInferenceAlways not-established: a supplied sample proportion does not establish causation.
json
{
  "input": {
    "gametocyteInfectedRbc": 2,
    "rbcCounted": 10
  },
  "output": {
    "result": {
      "gametocytemiaPercent": 20,
      "causalInference": "not-established"
    }
  }
}

Limitations and assumptions

  • The tool does not inspect a film, measure gametocyte viability or infer infectivity to mosquitoes. No transmission probability or sampling uncertainty is calculated.
  • Every declared top-level field is required and unexpected fields are rejected. Numeric inputs must be finite; ordinary text fields are bounded to 8,192 UTF-16 code units, with tighter operation-specific limits where stated.
  • Ordinary string lists have at most 128 entries of at most 128 code units each; numeric lists and matrices have separate bounded size checks. Nonfinite results and excessively large serialized outputs are rejected.
  • Indexes are zero-based and spans have an exclusive end unless explicitly stated otherwise. A valid false, null or empty-list result is distinct from malformed input.

Alternative or Complementary methods

Combine recorded observations with a validated method, appropriate controls and the complete specimen context. Use original qualified references when reviewing species, stages or product information; a supplied-record match, sample ratio or historical flag is only the stated piece of evidence.

References

  1. Tool behavior and example: Gametocytemia Percent Infected RBC Transmissibility Proxy Calculator — tool.io

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