Table 3 Variables in various stages of the model
Explanatory variables | Unconditional means model Estimate (SE) | Unconditional growth model Estimate (SE) | Final model Estimate (SE) |
|---|---|---|---|
Fixed | |||
Constant | 19.40 (1.92) | 18.16(2.42) | 22.66 (3.05) |
Time | -5.32 (3.76) | -10.71 (3.04) | |
Time square | 4.54 (1.84) | 5.69 (1.81) | |
Time third degree | -0.80 (0.34) | -0.92 (0.33) | |
Time forth degree | 0.04 (0.02) | 0.05 (0.02) | |
Age | 0.56 (0.17) | ||
BOS | 23.73 (2.84) | ||
Gender (male) | -8.00 (3.58) | ||
-2*loglikelihood (IGLS) | 12935.69 | 12778.50 | 12698.65 |