Table 2.
GEE (Generalized Estimating Equation) model results for comparison of the two groups in the moderate and severe pain
| Intensity of Pain | Parameter | B | Std. Error | 95% Wald Confidence Interval |
Hypothesis Test | ||
|---|---|---|---|---|---|---|---|
| Lower | Upper | Wald Chi-Square | p-value | ||||
| moderate | (Intercept) | 6.052 | .1779 | 5.703 | 6.400 | 1157.365 | .000 |
| [Group=Wheat Germ] | -.038 | .2228 | -.475 | .398 | .029 | .864 | |
| [Group=Control] | 0a | . | . | . | . | . | |
| Time | -.215 | .0115 | -.237 | -.192 | 347.827 | .000 | |
| severe | (Intercept) | 8.973 | .1825 | 8.616 | 9.331 | 2417.929 | .000 |
| [Group= Wheat Germ] | -.632 | .2349 | -1.092 | -.171 | 7.226 | .007 | |
| [Group=Control] | 0a | . | . | . | . | . | |
| Time | -.383 | .0204 | -.423 | -.343 | 353.155 | .000 | |