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Table 2 Sensitivity analysis

From: The effectiveness of a Supported Self-management task-shifting intervention for adult depression in Vietnam communities: study protocol for a randomized controlled trial

Effect size

ICC

Number per cluster

Total N required

0.5

0.05

8

173

0.8

0.05

8

69

0.2

0.05

8

1063

0.3

0.05

8

474

0.4

0.05

8

268

0.45

0.05

8

212

0.5

0.025

8

150

0.5

0.01

8

132

0.5

0.005

8

132

0.45

0.005

8

163

  1. ICC intracluster correlation coefficient