Time (months) | Small group (N = 12) | Medium group (N = 5) | Large group (N = 3) |
---|---|---|---|
3 | 73.73 ± 25.93 | 60.82 ± 9.57 | 50.22 ± 22.58 |
6 | 79.01 ± 16.96 | 72.35 ± 11.59 | 68.95 ± 5.20 |
12 | 85.29 ± 16.22 | 74.93 ± 0.82 | 75.65 ± 3.73 |
24 | 86.71 ± 14.11 | 82.19 ± 7.95 | NA |