Skip to main content

Table 1 Detectable differences in primary outcomes between allocation groups, with 40 clusters allocated 1:1, intervention:control

From: Community resource centres to improve the health of women and children in Mumbai slums: study protocol for a cluster randomized controlled trial

Indicator

Estimated records per cluster

k

Control estimate (%)

Intervention estimate (%)

Detectable difference (%)

Detectable relative difference (%)

Unmet need for family planning

350

0.11

46

41

−5

11

Incomplete basic immunizations in children under 5 years of age

160

0.22

66

53

−13

17

Weight-for-height >−2SD below median for age and sex in children under 5 years of age

150

0.1

20

16

−4

20

  1. Records per cluster, k, and control estimate based on phase 1 data for 12 clusters. k, coefficient of variation of true proportions between clusters; SD, standard deviation.