TABLE 2.
Responders Per Group According to Level of Pain Reduction (Complete Case Analysis at 36-Month Follow-up)
| Measure | TG (N = 30) | NTG (N = 36) | Unadjusted Odds ratio (95%CI)a |
Adjusted Odds ratio (95% CI)a,b |
||
|---|---|---|---|---|---|---|
| Reduction in NRS ≥ 50% | Yes: n (%) | 10 (33%) | 11 (31%) | 1.14 (0.35-3.63) | 1.33 (0.42-4.23) | |
| No: n (%) | 20 (67%) | 25 (69%) | ||||
| Reduction in NRS ≥ 30% | Yes: n (%) | 16 (53%) | 15 (42%) | 1.60 (0.54-4.76) | 1.75 (0.61-5.03) | |
| No: n (%) | 14 (47%) | 21 (58%) | ||||
NRS, numerical rating scale; NTG, no trial group; TG, trial group.
a
Risk ratio between groups calculated based on available data (complete case analysis). No imputation of missing data was performed.
b
Adjusted for baseline value of NRS, sex, age (≥65 vs < 65 years), presence PSPS-T2 of (yes or no), and site.