Table 5 Results of Generalized-Estimating-Equations (GEE) test to assess the interaction effects of time and group on the outcome of intervention on fathers’ support for breast feeding
From: Educating fathers to improve exclusive breastfeeding practices: a randomized controlled trial
Parameter Estimates | |||||||
|---|---|---|---|---|---|---|---|
Parameter | B | Std. Error | 95% Wald Confidence Interval | Hypothesis Test | |||
Lower | Upper | Wald Chi-Square | df | P | |||
(Intercept) | 92.81 | 1.12 | 90.61 | 95.01 | 6823.20 | 1 | <0.001 |
Intervention group | 31.93 | 1.95 | 28.10 | 35.76 | 266.902 | 1 | <0.001 |
control group | reference | . | . | . | . | . | . |
After | 22.15 | 3.13 | 16.01 | 28.29 | 49.95 | 1 | <0.001 |
Before | reference | . | . | . | . | . | . |
group* time | −37.72 | 3.58 | −44.74 | −30.70 | 110.95 | 1 | <0.001 |