| Groups | t | p | |
| OSA group (n = 122) | Control group (n = 134) | ||
SRI | 0.34 ± 0.04 | 0.053 ± 0.01 | 82.65 | <0.05 |
SAI | 0.37 ± 0.16 | 0.13 ± 0.26 | 16.65 | <0.05 |
CYL* | 0.87 ± 0.46 | 0.56 ± 0.36 | 5.88 | <0.05 |