| Personal data | Group I | Group II | P-value |
| Age in years |
|
| 0.864 |
| Range | 22 - 50 | 25 - 48 | |
| Mean ± SD | 36 ± 10 | 35 ± 8 | |
| Sex (male/female) | 35/15 | 32/18 | 0.756 |
| Height (cm) |
|
| 0.861 |
| Range | 160 - 185 | 156 - 190 | |
| Mean ± SD | 172 ± 11 | 173 ± 14 | |
| Weight (kg) |
|
| 0.706 |
| Range | 55 - 90 | I50 - 88 | |
| Mean ± SD | 72 ±14 | 70 ± 15 | |
| ASA (I/II) | 38/12 | 41/9 | 0.559 |
| Surgery time (minutes) |
|
| 0.779 |
| Range | 90 - 120 | 80 - 135 | |
| Mean ± SD | 105 ± 12 | 107 ± 24 |