Sentence examples for using a power calculation from inspiring English sources

The sample size for this study was estimated using a power calculation conducted on the basis of data obtained from earlier tocotrienol studies20.

Sample size was estimated using a power calculation based on 0.2 ± 0.6 changes in urotensin between groups.

Sample size is determined using a power calculation to detect between group differences in the primary outcome measures.

Second, the results of the intervention effects might be limited by the relatively small sample size despite being estimated a priori using a power calculation.

The sample size was decided using a power calculation of 95% confidence intervals (CI) and 80% power based on the assumption that there would be at least 15% decrease in the prevalence of STIs among CSWs since the previous survey.

Only two studies (both non-RCTs) reported reasons for loss to follow-up, only two studies reported using a power calculation, and only two reported that the outcome assessor had been blinded.

None of the studies used a power calculation, and the sample sizes were usually small.

This study had a small patient population (32 hips LMW HA and 24 hips HMW HA) and they did not use a power calculation to prove that they included enough patients.

25 26 Overall, the majority of studies reported a clear hypothesis; but only four studies reported that they used a power calculation (5%, 95% CI 0 to 28%), and very few studies (11%, 95% CI 0 to 33%) discussed limitations of their studies.

To obtain the predicted effect sizes, a threshold of α < 0.001 was used in a power calculation simulating the MRC-AIMS using the now known number and ratios of participants at each centre, creating a minimum effect size map.

The PHQ-9 data was used for a power calculation for the full RCT.