Sentence examples for base for sample size from inspiring English sources

We used PSS of 3.5 (SD 0.67) from PSS validation study 12 as a base for sample size calculation.

The minimal important difference informs clinicians to interpret the importance of treatment effects on depression and anxiety in patients with COPD and provides an evidence base for sample size calculations in trials where investigators use the HADS as the primary outcome.

Based on the formula for sample size and margin of error from Raosoft, the estimated sample size for each category of participants was for the recruitment of 360 medical practitioners; 373 professional nurses and 385 patients.

Based on the equations for sample size calculation for a single outcome and for cost-effectiveness, [ 34] the impact of a 1% increase in standard deviation on percentage change in sample size, called elasticity, was calculated assuming ceteris paribus, where α, β and the expected mean difference in costs are not changed The details of the mathematical calculations are shown in Appendix 1.

This is based on a simple nomogram for sample size for estimating sensitivity and specificity of medical tests [29].

The sample size was based on Fisher's formula for sample size estimation [ 18] taking into account population size greater than 10, 000 (i.e. a total of 17,780 people were resident in the study area at the time of the study).

Since original data were often not normally distributed and the variances of the original samples were not homogeneous, a new approach for sample size determination based on a visual evolution of the jackknife was preferred to classical techniques.

Power calculations for sample size were based on neonatal mortality being a primary outcome measure.

Our power analysis for sample size is based on the primary outcome measure of the study: SBP at baseline minus SBP at eight months after baseline.

Teff = 1 was used for sample size calculation based on the follow-up estimate obtained from the INT group since only the single measure at the eligibility time point was used for the analysis.

Since the latent trait is assumed to follow a normal distribution, we shall make the assumption that the above-mentioned formula is also well suited for sample size calculation based on the latent trait distribution.