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Per-school descriptive statistics of the participant cohort
| School | Setting | Students (N) | Male (%) | Mean age (years) | Baseline rubric mean ± SD (0–10) |
|---|---|---|---|---|---|
| A | Urban district | 95 | 53.7 | 14.1 ± 0.7 | 6.8 ± 1.4 |
| B | Semi-urban | 87 | 54.0 | 14.0 ± 0.7 | 6.5 ± 1.5 |
| C | Suburban | 63 | 54.0 | 13.9 ± 0.8 | 6.2 ± 1.6 |
| All | — | 245 | 53.9 | 14.0 ± 0.7 | 6.5 ± 1.5 |
