AT (n=24) | PT (n=21) | |||||
---|---|---|---|---|---|---|
Tönnis grade | 0 | 1 | 2 | 0 | 1 | 2 |
RCT* | 20 | 3 | 1 | 16 | 4 | 1 |
Follow-up** | 15 | 8 | 1 | 15 | 4 | 2 |
*p=0.567 (two-sample Wilcoxon rank-sum (Mann-Whitney) test).
**p=0.650 (two-sample Wilcoxon rank-sum (Mann-Whitney) test).
AT, active treatment; PT, passive treatment; RCT, randomised controlled trial.