Table 2.
Demographic and preoperative data.
| Group C | Group M | P | |
|---|---|---|---|
| (n = 47) | (n = 43) | ||
| Gender (M/F) | 31/16 | 27/16 | .754 |
| Age (yr) | 49.13 ± 20.78 | 52.00 ± 17.07 | .478 |
| Height (cm) | 165.54 ± 10.10 | 164.53 ± 9.27 | .656 |
| Weight (kg) | 59.87 ± 10.53 | 61.87 ± 9.67 | .355 |
| ASA class | .724 | ||
| I | 8 | 5 | |
| II | 19 | 20 | |
| III | 20 | 18 | |
| Mallampati score | .363 | ||
| I | 7 | 11 | |
| II | 32 | 23 | |
| III | 8 | 9 | |
| Thyromental distance (cm) | 7.25 ± 1.24 | 7.13 ± 1.79 | .721 |
| Interincisional distance (cm) | 4.37 ± 1.28 | 4.72 ± 1.63 | .260 |
| loose teeth (-/+) | 40/7 | 39/4 | .419 |
| Atlanto-occipital Joint Extension > 30° | 47 | 43 | N/A |
| Double lumen tube size 35/37 Fr | 17/30 | 17/26 | .742 |
Mean ± Standard deviation or number of patients. ASA = American Society of Anesthesiologists physical status, Fr = French, N/A = not applicable, VAS =visual analog scale.