|  | ACF, n |  |  |  |
---|---|---|---|---|---|
Group | 1–3 AC | 4–7 AC | >7 AC | Total ACF | Total AC |
1 | 0 | 0 | 0 | 0 | 0 |
2 | 32.20 ± 8.78 | 15.00 ± 4.35 | 9.60 ± 3.14 | 64.20 ± 45.18 | 168.80 ± 35.34 |
3 | 20.30 ± 8.54 | 10.20 ± 3.61 | 5.90 ± 1.56a | 45.00 ± 31.56 | 102.40 ± 23.75b |
4 | 15.40 ± 5.42 | 9.70 ± 4.89 | 3.40 ± 3.67a | 32.00 ± 21.34 | 98.40 ± 21.79a |
5 | 8.40 ± 3.55 | 5.10 ± 2.11 | 0.50 ± 0.45a | 18.00 ± 7.51b | 63.90 ± 18.56a |
6 | 0 | 0 | 0 | 0 | 0 |