Table 2 Before and after treatment values in the lidocaine injection group. Values are median (IQR) and range for PS pain score and mean ± SD and range for (VAS) visual analog score
| Before treatment (first visit) | Post treatment (second visit) | Paired t test | P values | |
|---|---|---|---|---|
| Trigger point PS of 0–3 | ||||
| Median (IQR) | 3 (2–3) | 1 (0–2) | 4.570 | < 0.001* |
| Range | 2.0–3.0 | 0.0–2.0 | ||
| VAS pain of 0–10 | 7.42 ± 0.82 (5.0–9) | 2.8 ± 1.1 (0.0–4.0) | 15.059 | < 0.001* |
