Smoking Dimension | Model | h 2 (s.e.), p value |
|
|
---|---|---|---|---|
Initiation | no covariate age, sex, age2 | 0.507 (0.106), p < 0.001 0.696 (0.123), p < 0.001 | 0.832 0.885 | 0.809 0.385 |
Persistence | no covariate age | 0.285 (0.133), p = 0.0099 0.319 (0.145), p = 0.0066 | 7.859 6.870 | 19.676 14.665 |
Quantity | no covariate age, sex, age × sex, age2 | 0.234 (0.098), p = 0.0028 0.256 (0.098), p = 0.0012 | 0.227 0.238 | 0.745 0.692 |