Frequency of low back pain at the second time point | |||||
---|---|---|---|---|---|
Total | Absence | 1 | 2 | P for trend | |
Participants without low physical function at the second time point | 615 | 418 | 135 | 62 | |
Onset of low physical function at the third time point, n (%) | 112 (18.2) | 53 (12.7) | 39 (28.9) | 20 (32.3) | |
Crude OR (95%CI) | 1 (Ref.) | 2.80 (1.75–4.48) | 3.28 (1.79–6.01) | < 0.001 | |
Adjusted OR (95%CI) | 1 (Ref.) | 2.44 (1.42–4.19) | 3.33 (1.56–7.10) | 0.001 |