Sentence examples for for the popi from inspiring English sources

The sample size calculation for the POPI trial was based on a comparison of two proportions.

In addition, it was apparent that the estimates under the 1-rate model were broadly similar for data 1) from the POPI Trial only, 2) pooled from all trials, and 3) including the observational study as well.

We used the example of a screening intervention to prevent chlamydia infection and PID as a complication by re-examining published sample size calculations from the POPI trial.

Different sets of assumptions about PID incidence and the RR values used for the sample size calculation in the POPI trial required different hypotheses about the temporal relationship between chlamydia and PID.

During the POPI trial, the investigators revised their sample size calculation, owing to slow enrolment.

The POPI trial investigators published two sample size calculations (Table  1).

While the POPI Trial data delivered the lowest estimates of both parameters, the credible intervals for the estimates from the other studies were considerably wider and approximately compatible with the POPI results.

This is more than double the amount considered by the POPI trial investigators in their first calculation.

From the POPI Trial (11), only the CT+ groups were included in this analysis, because the causal rate estimate is thereby based on a randomized comparison.

In addition, using the outputs of our model in a generic sample size calculation we found large differences in the required sample size between the POPI trial calculation and our model prediction.

The sample size calculated with constant progression is closer to the POPI trial sample size calculation than with progression at the end of infection in 78.5 % of the investigated combinations (see Additional file 1: Figure S4).