ONE MONTH (short-term withdrawal) | Measurement point | |||||||||
---|---|---|---|---|---|---|---|---|---|---|
Baseline | 1 week | 2 weeks | 3 weeks | 1 month | 2 months | 6 months | ||||
mean, SD | mean, SD | mean, SD | mean, SD | mean, SD | mean, SD | mean, SD | P 1 | P 2 | P 3 | |
short-term withdrawers (n = 45) | 23.5, | 24.2, | 24.4, | 24.8*, | 24.7*, | 24.9*, | 24.8*, | 0.350 | 0.032 | 0.003 |
5.4 | 5.8 | 5.5 | 5.6 | 5.7 | 5.5 | 5.8 | ||||
short-term non-withdrawers (n = 14) | 20.4, | 21.0, | 19.9, | 20.3, | 21.0, | 21.2, | 20.8, | |||
4.1 | 4.5 | 4.1 | 5.7 | 5.5 | 5.8 | 6.2 | ||||
SIX MONTHS (long-term withdrawal) | Measurement point | |||||||||
Baseline | 1 week | 2 weeks | 3 weeks | 1 month | 2 months | 6 months | ||||
mean, SD | mean, SD | mean, SD | mean, SD | mean, SD | mean, SD | mean, SD | P 1 | P 4 | ||
long-term withdrawers (n = 19) | 23.3, | 24.1, | 24.7, | 25.6§, | 25.2§, | 25.6§, | 25.3§, | 0.040 | 0.001 | |
5.4 | 6.7 | 5.6 | 5.9 | 5.7 | 5.6 | 5.5 | ||||
long-term non-withdrawers (n = 40) | 22.5, | 23.1, | 22.7, | 22.9, | 23.1, | 23.1, | 23.2, | 0.427 | ||
5.2 | 5.2 | 5.4 | 5.8 | 5.8 | 5.7 | 6.3 |