Operative and hospital data endoscopic group.
| Outcome Measure | Obese Endoscopic Patient (N = 71) | Nonobese Endoscopic Patient (N = 54) | Total Endoscopic Population (N = 125) | P |
| Operative duration, min, mean (min; max) | 70.2 (27; 135) | 63.1 (29; 139) | 67.1 (27; 139) | 0.0971 |
| Approach, n (%) | 0.0225 | |||
| Transforaminal | 34 (47.9) | 15 (27.8) | 49 (39.2) | |
| Interlaminar | 37 (52.1) | 39 (72.2) | 76 (60.8) | |
| Length of hospital stay (night), mean (min; max) | 1.7 (1; 7) | 1.4 (1; 12) | 1.6 (1; 12) | 0.0244 |
| 3 nights or more, n | 10 | 1 | 11 |