Incidence Proportion Calculator
Calculates cumulative incidence, also called incidence proportion, over a stated interval. The worked condition keeps the inputs and convention visible for checking.
Set the labeled inputs
Incidence Proportion
A check on the stated parameter when the result is reused for incidence proportion
Calculates cumulative incidence, also called incidence proportion, over a stated interval. The named quantity is incidence proportion calculator. This is section 1 of the incidence proportion discussion.
Save the inputs, formula convention, units, exclusions, and unrounded output with this result. This statement is conditional on the incidence proportion setup and section 1.
For incidence proportion, preserve the source definition, the stated units, and the named convention beside the displayed number. A second analyst should be able to reconstruct the same result without guessing which population or setup was intended.
What changes when an input moves in the worked condition for incidence proportion
The denominator must exclude people who already have the outcome at baseline. The named quantity is incidence proportion calculator. This is section 2 of the incidence proportion discussion.
50 new cases among 950 at-risk people give incidence proportion about .0526. This statement is conditional on the incidence proportion setup and section 2.
For incidence proportion, preserve the denominator choice, the stated units, and the named convention beside the displayed number. A second analyst should be able to reconstruct the same result without guessing which population or setup was intended.
Evidence beside the calculation before reporting for incidence proportion
The denominator must exclude people who already have the outcome at baseline. The named quantity is incidence proportion calculator. This is section 3 of the incidence proportion discussion.
Save the inputs, formula convention, units, exclusions, and unrounded output with this result. This statement is conditional on the incidence proportion setup and section 3.
For incidence proportion, preserve the comparison group, the stated units, and the named convention beside the displayed number. A second analyst should be able to reconstruct the same result without guessing which population or setup was intended.
A note on convention under the stated model for incidence proportion
Calculates cumulative incidence, also called incidence proportion, over a stated interval. The named quantity is incidence proportion calculator. This is section 4 of the incidence proportion discussion.
50 new cases among 950 at-risk people give incidence proportion about .0526. This statement is conditional on the incidence proportion setup and section 4.
For incidence proportion, preserve the time boundary, the stated units, and the named convention beside the displayed number. A second analyst should be able to reconstruct the same result without guessing which population or setup was intended.
A related calculation is incidence rate.
A second look at the condition when the sample changes for incidence proportion
The denominator must exclude people who already have the outcome at baseline. The named quantity is incidence proportion calculator. This is section 5 of the incidence proportion discussion.
Save the inputs, formula convention, units, exclusions, and unrounded output with this result. This statement is conditional on the incidence proportion setup and section 5.
For incidence proportion, preserve the design boundary, the stated units, and the named convention beside the displayed number. A second analyst should be able to reconstruct the same result without guessing which population or setup was intended.
Reading the planned inputs during an independent review for incidence proportion
The denominator must exclude people who already have the outcome at baseline. The named quantity is incidence proportion calculator. This is section 6 of the incidence proportion discussion.
50 new cases among 950 at-risk people give incidence proportion about .0526. This statement is conditional on the incidence proportion setup and section 6.
For incidence proportion, preserve the rounding rule, the stated units, and the named convention beside the displayed number. A second analyst should be able to reconstruct the same result without guessing which population or setup was intended.
Where the method applies at the chosen parameters for incidence proportion
Calculates cumulative incidence, also called incidence proportion, over a stated interval. The named quantity is incidence proportion calculator. This is section 7 of the incidence proportion discussion.
Save the inputs, formula convention, units, exclusions, and unrounded output with this result. This statement is conditional on the incidence proportion setup and section 7.
For incidence proportion, preserve the reference population, the stated units, and the named convention beside the displayed number. A second analyst should be able to reconstruct the same result without guessing which population or setup was intended.
Questions about this calculation
When software results differ, can a boundary value be entered for incidence proportion?
Keep the inputs, units, method, exclusions, and unrounded output together. The reported quantity here is incidence proportion calculator.
Before reporting, how many digits should be reported for incidence proportion?
Keep the inputs, units, method, exclusions, and unrounded output together. The reported quantity here is incidence proportion calculator.
When inputs change, does this result establish a causal relationship for incidence proportion?
Keep the inputs, units, method, exclusions, and unrounded output together. The reported quantity here is incidence proportion calculator.