Table 2.
Analgesic use and risk of first primary invasive or In situ melanoma.
| Exposure | Patients | Controls | Total | Crude OR (95% CI) | Adjusted OR (95% CI) |
|---|---|---|---|---|---|
| Ever use of aspirin: | |||||
| Yes | 31 | 13 | 44 | 0.854 (0.431–1.693) | 1.447 (0.442–4.736) |
| No | 296 | 106 | 402 | ||
| Ever use of nonaspirin NSAIDs: | |||||
| Yes | 29 | 17 | 46 | 0.584 (0.308–1.107) | 0.710 (0.234–2.024) |
| No | 298 | 102 | 400 | ||
| Ever use of acetaminophen: | |||||
| Yes | 6 | 3 | 9 | 0.723 (0.178–2.937) | Not assessed |
| No | 321 | 116 | 437 |
OR Odds ratio; CI Confidence interval; NSAIDs Nonsteroidal anti-inflammatory drugs.