Sentence examples for both groups were needed from inspiring English sources

Assuming a 30% reduction in PNMR (estimated 91 per 1000 birth, α = 0.05, and β = 0.1), 1638 births in both groups were needed.

With a degree of certainty (statistical power) of 80 % and a risk for a type I error  < 5%%, 26 patients in both groups were needed.

Further studies of proteins involved in pseudopodial formation in both groups are needed to examine these properties at the molecular level.

To be able to detect an absolute difference of at least 5 mm Hg in SBP at a 2-tailed significance level of.05, and a power of 82%, 150 participants in both groups are needed.

Reviews of the Waltham research program indicated that larger studies over longer terms with appropriate control groups were needed.

A Mann–Whitney test was used when comparisons of two groups were needed.

To explore the interaction-effects, four groups are needed, as both groups will be split again (e.g., boys versus girls) into both control group and experimental group.

Larger study groups are needed, and both the outcome and function of fusion as the alternative limb-saving procedure after a failed primary TAR must be compared with the results of revision TAR.

Prevention efforts with diverse groups are needed.

Studies in larger groups are needed.

Research with tailored comparison groups is needed here.