Table 3.
Perioperative outcomes
| Parameter | Mini-posterior | Two-incision | p Value |
|---|---|---|---|
| (n = 35) | (n = 37) | ||
| Operative outcome | |||
| Operative time (minutes) | 77 ± 15 | 98 ± 25 | 0.0008 |
| Fluoroscopic time (seconds) | NA | 37 ± 10 | |
| Estimated blood loss | 391 ± 231 | 437 ± 191 | 0.3621 |
| Blood loss index | 3.7 ± 1.4 | 3.8 ± 1.3 | 0.7269 |
| Length of stay (hours) | 51 ± 25 | 47 ± 20 | 0.4082 |
| Hemovac drainage (mL) | 207 ± 160 | 401 ± 243 | 0.0002 |
| Transfusions | 0.9278 | ||
| 0 | 27 (77%) | 26 (70%) | |
| 1 | 7 (20%) | 11 (30%) | |
| 2 | 1 (3%) | 0 (0%) | |
| Physical therapy on Day 1 | 0.7892 | ||
| Yes | 31 (89%) | 32 (86%) | |
| No | 4 (11%) | 5 (14%) | |
| Discharge on Day 1 | 0.4868 | ||
| Yes | 17 (49%) | 21 (57%) | |
| No | 18 (51%) | 16 (43%) | |
The values are given as mean ± standard deviation or count with percent in parentheses.