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Surgical characteristics and postoperative course
| Characteristics | Tubular discectomy (N = 110) | Conventional microdiscectomy (N = 106) | P-value |
|---|---|---|---|
| Operation time (min) | 47.3 ± 22.7 | 35.3 ± 16.2 | <0.001 |
| Blood loss < 50 ml—no (%) | 103(94) | 92(87) | 0.28 |
| Day of mobilization—no (%) | |||
| Same day of surgery | 51(46) | 53(50) | 0.86 |
| Day 1 | 58(53) | 52(49) | |
| Day 2 | 1(1) | 1(1) | |
| Hospital stay (days) | 3.3 ± 1.1 | 3.3 ± 1.1 | 0.61 |
Plus-minus values are means ± standard deviations
