Table 2 Wilcoxon signed rank test on AvgStrCountPerDay of the cohorts compared the first and the second half of the semester (before and after the intervention, respectively)
AvgStrCountPerDay | First half of the semester (Before the intervention) | Second half of the semester (After the intervention) | Z | p | Effect size | ||
|---|---|---|---|---|---|---|---|
N (Inactive days) | Md (IQR) | N (Inactive days) | Md (IQR) | ||||
Control cohort | 35 (1) | 709 (1294.98) | 35 (0) | 564.35 (909.78) | − 0.508 | 0.612 | 0.06 |
Intervention cohort | 35 (2) | 1041.56 (1193.24) | 34 (1) | 1354.17 (1669.83) | − 2.162 | 0.031* | 0.26 |