Table 2.
Evaluation of outcomes before treatment (baseline) and after 6 and 24 months of follow-up (n = 27)
| Outcome variable | Median [IQR] | p value vs. basal | p value vs. 6 months |
|---|---|---|---|
| COMI pain score (NRS) | |||
| Basal | 8.0 [6.0–9.0] | ||
| 6 months | 2.0 [0.0–3.0] | < 0.001 | |
| 24 months | 2.0 [1.0–3.0] | < 0.001 | > 0.999 |
| COMI Disability score | |||
| Basal | 2.5 [1.3–5.0] | ||
| 6 months | 0.0 [0.0–0.0] | < 0.001 | |
| 24 months | 0.0 [0.0–0.0] | < 0.001 | > 0.999 |
| COMI total score | |||
| Basal | 6.3 [4.8–7.3] | ||
| 6 months | 0.9 [0.0–2.6] | < 0.001 | |
| 24 months | 0.7 [0.2–1.8] | < 0.001 | > 0.999 |
| Oswestry Disability Index | |||
| Basal | 38 [28–52] | ||
| 6 months | 9 [1–16] | < 0.001 | |
| 24 months | 4 [0–6] | < 0.001 | 0.609 |
Results are presented as median [IQR]
IQR interquartile range, COMI core outcome measure index, NRS numeric pain rating scale
Statistically significant differences (p < 0.05) according to Friedman’s test with Dunn’s multiple comparison test are shown in bold. Oswestry Disability Index only for patients with low back pain (n = 25)