Table 4 Stratified analysis for sex
Duration of sleep disturbance | ||||||
|---|---|---|---|---|---|---|
Total | Absence | < 1 year | 1 year, < 2 years | ≥ 2 years | P for trend | |
Male | ||||||
Participants | 911 | 662 | 67 | 39 | 143 | |
Neck pain, n (%) | 130 (14.3) | 64 (9.7) | 14 (20.9) | 10 (25.6) | 42 (29.4) | |
Adjusted OR (95%CI) | 1 (Ref.) | 2.18 (1.11–4.30) | 3.01 (1.33–6.78) | 3.51 (2.08–5.93) | < 0.001 | |
Female | ||||||
Participants | 1,148 | 710 | 101 | 70 | 267 | |
Neck pain, n (%) | 280 (24.4) | 128 (18.0) | 29 (28.7) | 24 (34.3) | 99 (37.1) | |
Adjusted OR (95%CI) | 1 (Ref.) | 1.63 (0.98–2.71) | 2.23 (1.26–3.95) | 2.59 (1.80–3.72) | < 0.001 | |
P-interaction = 0.347 | ||||||