| > = 8 sessions | > = 12 sessions |
---|---|---|
Intention-to-treat (n = 227) | Â | Â |
experimental | 53.4% | 33.6% |
control | 34.2% | 20.7% |
   Risk ratio (RR) | 1.6 | 1.6 |
   95%CI | 1.2-2.1 | 1.0-2.5 |
Per-protocol (n = 211) | Â | Â |
experimental | 56.0% | 36.0% |
control | 34.2% | 20.7% |
   Risk ratio (RR) | 1.6 | 1.7 |
   95%CI | 1.2-2.2 | 1.1-2.7 |