Table 2 Analysis of ASA scores
|  | AKA (n = 11) n (%) | LS (n = 57) n (%) | prevalence of AKA (%) | Odds ratio (OR) | p ASA 2 vs. 3 (Fisher’s exact test) |
|---|---|---|---|---|---|
ASA | |||||
 2 | 1 (9) | 26 (46) | 3.70 | 0.12 | 0.0174 |
 3 | 10 (91) | 26 (46) | 27.78 | 11.92 | |
 4 | 0 (0) | 5 (9) | 0 | 0 |  |
|  | AKA (n = 11) n (%) | LS (n = 57) n (%) | prevalence of AKA (%) | Odds ratio (OR) | p ASA 2 vs. 3 (Fisher’s exact test) |
|---|---|---|---|---|---|
ASA | |||||
 2 | 1 (9) | 26 (46) | 3.70 | 0.12 | 0.0174 |
 3 | 10 (91) | 26 (46) | 27.78 | 11.92 | |
 4 | 0 (0) | 5 (9) | 0 | 0 |  |