Means (standard errors of the mean) of the worktime control scores in 1997 and 2000 and comparison of the baseline scores between the participants and dropouts
| Sex | Participants | Dropouts | p for difference* between participants and dropouts in 1997 | |
|---|---|---|---|---|
| 1997 | 2000 | 1997 | ||
| *Age adjusted analysis of variance. | ||||
| Men | 2.89 (0.03) | 2.82 (0.03) | 2.74 (0.06) | 0.24 |
| Women | 2.83 (0.02) | 2.68 (0.02) | 2.63 (0.03) | <0.001 |