Table 2 Pre-operative data in patients with both preoperative and complete postoperative data (n = 2095), separated in those who become satisfied respectively uncertain or dissatisfied with the surgical outcome Data are presented as numbers (n), proportions (%) or means with 95% confidence intervals (95% CI)
From: Predictors of satisfaction after lumbar disc herniation surgery in elderly
Satisfied n = 1495 | Uncertain or dissatisfied n = 600 | P-value | |
|---|---|---|---|
Age | 70.6 (70.3, 70.9) | 72.2 (71.6, 72.8) | < 0.001 |
Men (%) | 53 | 48 | 0.06 |
Smokers (%) | 9 | 11 | 0.36 |
SF-36 MCS | 28 (27, 28) | 26 (26, 27) | < 0.01 |
SF-36 PCS | 39 (38, 40) | 37 (36, 39) | 0.06 |
NRS leg pain | 7.3 (7.0, 7.6) | 7.5 (7.0, 8.2) | 0.45 |
Dominant back pain (%) | 15 | 23 | < 0.001 |
Leg pain ≥ back pain (%) | 85 | 77 | |
Duration of leg pain (%) | |||
0–3 months | 17 | 11 | < 0.001 |
3–12 months | 54 | 43 | |
12–24 months | 16 | 22 | |
> 24 months | 13 | 25 | |