Association between PMR exposure and all cancer diagnoses, by time period
| Cancer diagnoses per 1000 person years | HR (95% CI) | |||
|---|---|---|---|---|
| PMR | No PMR | Unadjusted | Adjusted* | |
| 0–6 months (n=159) | 38.9 (29.9 to 50.7) | 21.4 (17.6 to 25.9) | 1.82 (1.31 to 2.52) | 1.69 (1.18 to 2.42) |
| 6–12 months (n=154) | 27.9 (20.3 to 38.3) | 25.0 (20.8 to 29.3) | 1.12 (0.78 to 1.61) | 1.03 (0.70 to 1.51) |
| 1–2 years (n=263) | 23.6 (18.4 to 30.3) | 23.2 (20.2 to 26.6) | 1.02 (0.76 to 1.35) | 1.04 (0.77 to 1.40) |
| 2–5 years (n=559) | 24.6 (21.1 to 28.7) | 22.0 (20.6 to 24.5) | 1.10 (0.92 to 1.31) | 1.04 (0.86 to1.26) |
| 5–10 years (n=866) | 29.0 (25.5 to 33.0) | 25.2 (23.3 to 27.2) | 1.15 (0.99 to 1.34) | 1.11 (0.95 to 1.30) |
| >10 years (n=504) | 28.8 (24.1 to 34.4) | 27.9 (25.3 to 30.9) | 1.03 (0.84 to 1.27) | 1.00 (0.82 to 1.23) |
*Adjusted for age, gender and smoking status.
PMR, Polymyalgia rheumatica.