Women | Men | |||
Total n | With chronic LBP in HUNT3 n (%) | Total n | With chronic LBP in HUNT3 n (%) | |
Age at baseline (year) | ||||
30–39 | 772 | 412 (53.4) | 427 | 203 (47.5) |
40–49 | 1214 | 735 (60.5) | 879 | 461 (52.4) |
50–59 | 1285 | 786 (61.2) | 905 | 431 (47.6) |
60–69 | 755 | 471 (62.4) | 565 | 247 (43.7) |
BMI at baseline (kg/m2) | ||||
≤24.9 | 1615 | 903 (55.9) | 854 | 407 (47.7) |
25–29.9 | 1630 | 976 (59.9) | 1495 | 709 (47.4) |
30–34.9 | 569 | 379 (66.6) | 370 | 192 (51.9) |
≥35 | 205 | 139 (67.8) | 54 | 32 (59.3) |
Diabetes | ||||
Absent | 3958 | 2359 (59.6) | 2726 | 1316 (48.3) |
Present | 68 | 45 (66.2) | 50 | 26 (52.0) |
BMI, body mass index; HUNT, Nord-Trøndelag Health Study; LBP, low back pain.