Sentence examples for calculation based on retrospective data from inspiring English sources

However, we made a careful sample size calculation based on retrospective data from our institution.

The findings, based on retrospective data, could not demonstrate a cause and effect relationship between a low level of LDL and Parkinson's, the authors said.

Since this study was based on retrospective data, informed consent was not feasible.

However, the score is based on retrospective data.

However, these previous studies were based on retrospective data.

Current methods of identifying outbreak start date are all based on retrospective data.

A survival analysis was conducted based on retrospective data from Hue Central Hospital and the Cancer Registry in Ho Chi Minh City.

A second limitation is that this study was based on retrospective data, which were inevitably incomplete.

The "diagnosis" ITW was based on retrospective data gathered by a questionnaire.

We conducted an observational study based on retrospective data-collection from (computerised) medical records.

One study [ 24] reported a retrospective power calculation based on the observed data, which is of little value [ 8].