Table 1.
Mean age, gender and type of lumbar discectomy of controls and included discectomy patients
| Controls | Discectomy, no pain | Discectomy, pain | P-value | |
|---|---|---|---|---|
| N | 72 | 15 | 23 | |
| Age | ||||
| Mean (years) | 44.43, s.d.=9.5 | 42.73, s.d.=9.05 | 46.48, s.d.=9.5 | 0.42 |
| Range (years) | 30–65 | 28–61 | 31–62 | |
| Males | 36 | 8 | 14 | 0.74 |
| Females | 36 | 7 | 9 | |
| Body weight (kg) | 74, s.d. 16.1 | 79.4, s.d.=16.1 | 72.9, s.d.=8.8 | 0.73 |
| Length (cm) | 170.5, s.d.=8.7 | 173.1, s.d.=11.1 | 172.8, s.d.=10.6 | 0.51 |
| Discectomy | – | 8 unilateral, 7 bilateral | 11 unilateral, 12 bilateral | |