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. 2022 Jun 13;22:1177. doi: 10.1186/s12889-022-13577-z

Table 2.

Power Calculation

8 schools per group
ICC Standard deviation # of participant per school
0.01 0.25 52
0.30 96
0.33 145
0.35 199
0.02 0.22 55
0.23 67
0.24 83
0.25 105
0.03 0.20 62
0.21 84
0.04 0.18 58
0.19 89
0.05 0.16 44
0.17 71