Range of motion, ° | 0−<20th percentile 0.05≤−<48.7 | 20th≤−40th percentile 48.7≤−49.6 | 40th≤−60th percentile 49.6≤−52.8 | 60th≤−80th percentile 52.8≤−59.6 | 80th≤−≤100th percentile 59.6≤−65.1 | Total |
CTS, number of cases | 974 | 1196 | 1229 | 1711 | 1724 | 6834 |
Person years | 881 074 | 1 241 358 | 1 073 460 | 963 779 | 1 217 256 | 5 376 927 |
IR* | 11.1 | 9.6 | 11.5 | 17.8 | 14.2 | 12.7 |
IRR, crude | 1.00 (ref.) | 0.87 (0.80 to 0.95) | 1.04 (0.95 to 1.13) | 1.61 (1.48 to 1.74) | 1.28 (1.18 to 1.39) | |
IRR, adjusted† | 1.00 (ref.) | 0.62 (0.57 to 0.68) | 1.33 (1.21 to 1.45) | 1.44 (1.33 to 1.55) | 0.97 (0.90 to 1.06) |
Numbers in brackets are 95% CI. Persons with unknown exposures are not included in the lowest exposure category.
*Number of cases pr. 10 000 person-years.
†Adjusted for sex, age, calendar year, pregnancy, wrist-near fracture, hypothyroidism, rheumatoid arthritis, diabetes mellitus and obesity.
IR, incidence rate.