Table 7.
Linear regression to evaluate associations between groups, time, and interaction
| Analysis of the estimates of the maximum likelihood parameters | |||||||
|---|---|---|---|---|---|---|---|
| Parameter | Estimate | Standard error | Wald 95% confidence limits | Wald chi-square | Pr > chi-square | ||
| Intercept | 8.2810 | 0.2634 | 7.7648 | 8.7971 | 988.67 | < 0.0001 | |
| G | 2 | 0.3286 | 0.3725 | −0.4014 | 1.0586 | 0.78 | 0.3777 |
| G | 3 | 0.0940 | 0.3771 | −0.6450 | 0.8331 | 0.06 | 0.8030 |
| T | 1 | −6.1960 | 0.3771 | −6.9350 | −5.4569 | 269.99 | < 0.0001 |
| T | 2 | −5.3560 | 0.3771 | −6.0950 | −4.6169 | 201.75 | < 0.0001 |
| T | 5 | −7.2810 | 0.3771 | −8.0200 | −6.5419 | 372.83 | < 0.0001 |
| G*T | 2 1 | −0.1136 | 0.5333 | −1.1588 | 0.9316 | 0.05 | 0.8313 |
| G*T | 2 2 | −0.7086 | 0.5333 | −1.7538 | 0.3366 | 1.77 | 0.1839 |
| G*T | 2 5 | −0.7436 | 0.5333 | −1.7888 | 0.3016 | 1.94 | 0.1632 |
| G*T | 3 1 | 0.0060 | 0.5365 | −1.0456 | 1.0575 | 0.00 | 0.9911 |
| G*T | 3 2 | −0.8590 | 0.5365 | −1.9106 | 0.1925 | 2.56 | 0.1093 |
| G*T | 3 5 | −0.7340 | 0.5365 | −1.7856 | 0.3175 | 1.87 | 0.1713 |
| Scale | 1.2069 | 0.0549 | 1.1040 | 1.3193 | |||
| Linear regression statistics for type 1 analysis | ||||
|---|---|---|---|---|
| Origin | 2*Log likelihood | DF | Chi-square | Pr > chi-square |
| Intercept | −1253.0574 | |||
| G | −1252.4755 | 2 | 0.58 | 0.7475 |
| T | −782.9914 | 3 | 469.48 | < 0.0001 |
| G*T | −777.7770 | 6 | 5.21 | 0.5166 |
G Group, T Time