Table IV.
Characteristics of patients with and without a new stenosis.
| Variable | No new stenosis | New stenosis | ||
|---|---|---|---|---|
| All patients | All patients | Fusion | Decompression alone | |
| Patients, n | 109 | 67 | 42 | 25 |
| Baseline characteristics | ||||
| Age, yrs (SD) | 67 (7) | 66 (8) | 66 (8) | 67 (8) |
| Female sex, n (%) | 78 (72) | 47 (70) | 31 (74) | 16 (64) |
| Clinical two-year outcomes | ||||
| Mean ODI (SD) | 26 (19) | 24 (17) | 27 (18) | 20 (14) |
| EQ-5D score (SD) | 0.60 (0.34) | 0.70 (0.24) | 0.68 (0.25) | 0.72 (0.24 |
| Mean VAS score for back pain (SD)* | 35 (31) | 37 (29) | 38 (30) | 35 (28) |
| Mean VAS score for leg pain (SD)* | 35 (33) | 28 (27) | 29 (26) | 27 (30) |
*
Scores for back pain and leg pain range from 0 to 100, with higher scores indicating more severe pain.
EQ-5D, EuroQol five-dimension index; ODI, Oswestry Disability Index; SD, standard deviation; VAS, visual analogue scale.