Sentence examples for a difference in proportions from inspiring English sources

A series of power analyses were calculated for 2 group comparisons of each risk as a binary outcome (any ongoing risk vs. none) with at least 80% power to detect a difference in proportions of at least 0.125 with the control group proportion in the range 0.10 to 0.90 (2 tailed, α = 0.05), resulting in a target sample size of 526 participants.

The power analysis is based on a z-test for testing for a difference in proportions.

P-values in bold indicate a difference in proportions (risk ratios) significant at the 5% level.

Relative response rates were determined and statistical significance tested for a difference in proportions.

A difference in proportions was considered significant if the chi-square p value was <0.05.

We calculate that the total number of subjects needed to demonstrate a difference in proportions of pregnancy complications with 80% power and 5% significance level, is 2563.

Other methods of cartilage injury may produce different results attributable to a difference in proportion of apoptosis to necrosis and/or the timing of apoptotic events.

We were not able to demonstrate a difference in proportion of positive or indeterminate responders among any children <5 years in the SS + group (p>0.3).

However there was a difference in proportion of blindness caused due to cataract.

We calculated the required sample size to be 130 refugee participants, which is sufficient to detect a difference in proportion affected by a mental health condition by 0.125.

Therefore, the calculation of the sample size is based on the identification of a difference in proportion of prolonged abstinence after 12 months between these two groups.