TABLE 3—
Group | Change From Baseline, Mean ±SE (95% CI) | P |
Final sample (n = 437) | ||
Intervention (n = 195) | 1.85 ±0.26 (1.32, 2.37) | < .001 |
Control (n = 242) | 0.26 ±0.24 (−0.24, 0.76) | .292 |
Differencea | 1.58 ±0.36 (0.86, 2.31) | .001 |
Total sample (n = 492): differencea | 1.34 ±0.47 (0.38, 2.30) | < .001 |
Note. CI = confidence interval.
Difference between intervention and control groups calculated after adjustment for clusters, grade, and percentage in general (vs special) education.