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Comparison of adverse reactions.
| Index | ALA-PDT group (n = 38) | Laser group (n = 38) | Combination group (n = 38) | X 2 | P |
|---|---|---|---|---|---|
| Edema with lupus erythematosus | 5 | 2 | 3 | 1.535 | 0.464 |
| Pain | 5 | 4 | 4 | 0.174 | 0.917 |
| Burning sensation | 6 | 5 | 5 | 0.145 | 0.93 |
| Pigmentation | 0 | 0 | 0 | — | — |
| Hypopigmentation | 0 | 0 | 0 | — | — |
| Scar | 0 | 0 | 0 | — | — |
