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Pain NRS Scores at 2, 6, 12, and 24 Hours Post-Treatment on Day 1 with Intergroup Statistical Comparisons.
| Timepoint | 650 nm | 810 nm | Sham | p-value |
|---|---|---|---|---|
| 2h | 2.35 ± 1.53 | 2.65 ± 1.53 | 4.4 ± 2.52 | 0.003 |
| 6h | 1.35 ± 1.72 | 1.85 ± 1.98 | 3.0 ± 2.52 | 0.08 |
| 12h | 0.8 ± 1.01 | 1.1 ± 1.29 | 1.95 ± 2.31 | 0.08 |
| 24h | 0.25 ± 0.72 | 0.8 ± 1.44 | 1.4 ± 2.52 | 0.12 |
Values are presented as mean ± SD. One-way ANOVA was used for between-group comparisons. p < 0.05 was considered significant.
