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. Author manuscript; available in PMC: 2023 Sep 27.
Published in final edited form as: J Community Psychol. 2023 Apr 10;51(7):2861–2886. doi: 10.1002/jcop.23047

TABLE 9.

Parameter estimates and prevalence rate ratios of GLMM evaluating effects of time, condition, and time-by-condition interaction on perpetrated unwanted sexual intercourse.

Incidence rate ratios (IRRs)

Variable Estimate SE P Low IRR High
Intercept −7.28 1.48 0.000 - - -
Covariates
 % free or reduced-price lunch 0.02 0.02 0.404 0.97 1.02 1.07
 % minority students 0.02 0.02 0.220 0.99 1.02 1.05
 School type (ref: Public)
 Charter −.22 1.57 0.156 0.01 0.11 2.34
 Private −1.48 1.27 0.245 0.02 0.23 2.76
 # of students 0.00 0.00 0.711 1.00 1.00 1.00
Focal predictors
 Time (ref: Baseline)
 2 Months 3.63 0.75 0.000 8.65 37.79 165.15
 6 Months 2.38 0.69 0.001 2.80 10.82 41.76
 Condition (ref: Control) 0.81 0.85 0.338 0.43 2.26 11.97
Interactions
 2 Months × Condition −1.83 1.00 0.067 0.02 0.16 1.13
 6 Months × Condition −0.42 0.97 0.667 0.10 0.66 4.44
Simple slopes (Condition)
 Condition @ 2 Months −1.01 0.89 0.255 0.06 0.36 2.08
 Condition @ 6 Months 0.39 0.88 0.652 0.27 1.48 8.26
Simple slopes (Time)
 2 Months @ Intervention 1.80 0.66 0.006 1.67 6.07 22.04
 6 Months @ Intervention 1.96 0.66 0.003 1.95 7.11 25.94

Abbreviation: GLMM, generalized linear mixed model.