TABLE 10.
Incidence rate ratios (IRRs) | ||||||
---|---|---|---|---|---|---|
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Variable | Estimate | SE | p | Low | IRR | High |
Intercept | −7.50 | 1.44 | 0.000 | − | − | − |
Covariates | ||||||
% free or reduced-price lunch | 0.04 | 0.02 | 0.142 | 0.99 | 1.04 | 1.09 |
% minority students | 0.00 | 0.02 | 0.870 | 0.97 | 1.00 | 1.04 |
School type (ref: Public) | ||||||
Charter | −1.33 | 1.54 | 0.389 | 0.01 | 0.26 | 5.45 |
Private | 0.59 | 1.20 | 0.623 | 0.17 | 1.80 | 18.75 |
# of students | 0.00 | 0.00 | 0.299 | 1.00 | 1.00 | 1.00 |
Focal predictors | ||||||
Time (ref: Baseline) | ||||||
2 Months | 2.98 | 0.65 | 0.000 | 5.52 | 19.61 | 69.70 |
6 Months | 1.86 | 0.62 | 0.003 | 1.90 | 6.41 | 21.68 |
Condition (ref: Control) | −0.18 | 0.82 | 0.822 | 0.17 | 0.83 | 4.12 |
Interactions | ||||||
2 Months × Condition | −0.84 | 0.90 | 0.356 | 0.07 | 0.43 | 2.55 |
6 Months × Condition | 0.83 | 0.85 | 0.329 | 0.43 | 2.30 | 12.21 |
Simple slopes (Condition) | ||||||
Condition @ 2 Months | −1.02 | 0.86 | 0.237 | 0.07 | 0.36 | 1.95 |
Condition @ 6 Months | 0.65 | 0.82 | 0.429 | 0.38 | 1.91 | 9.54 |
Simple slopes (Time) | ||||||
2 Months @ Intervention | 2.14 | 0.63 | <0.001 | 2.47 | 8.50 | 29.28 |
6 Months @ Intervention | 2.69 | 0.60 | <0.001 | 4.55 | 14.73 | 47.68 |
Abbreviation: GLMM, generalized linear mixed model.