Table 1.
Characteristics of the participants with or without chronic disabling low back pain
| Chronic disabling LBP | P-value | |||
|---|---|---|---|---|
| + (n=159) | − (n=1,186) | |||
| Sex (women) | 120 (75.5%) | 877 (74.0%) | 0.680 | |
| Age, years | 41.4 (±11.5) | 39.2 (±11.3) | 0.020 | |
| Sleep time (<6 hours) | 85 (53.5%) | 520 (43.8%) | 0.027 | |
| Sleep quality | 0 | 70 (44.0%) | 713 (60.1%) | <0.001 |
| 1 | 56 (35.2%) | 361 (30.4%) | ||
| ≥2 | 33 (20.8%) | 112 (9.4%) | ||
| Low job satisfaction | 61 (38.4%) | 225 (19.0%) | <0.001 | |
| SBST | 0–2 | 56 (35.2%) | 995 (83.9%) | <0.001 |
| 3 | 37 (23.3%) | 107 (9.0%) | ||
| 4–5 | 66 (41.5%) | 84 (7.1%) | ||
| Interpersonal stress at work | 17 (10.7%) | 82 (6.9%) | 0.104 | |
| Monotonous work | 15 (9.4%) | 45 (3.8%) | 0.003 | |
| Inadequate support by a supervisor | 13 (8.2%) | 42 (3.5%) | 0.010 | |
| Feeling fatigue | 55 (34.6%) | 139 (11.7%) | <0.001 | |
| High somatizing tendency | 69 (43.4%) | 147 (12.4%) | <0.001 | |
| TSK-11 | 26.1 (±5.5) | 20.8 (±5.8) | <0.001 | |
Notes: Data are presented as number (percentage) or mean (SD). Chronic disabling LBP was defined as LBP that interfered with work, regardless of work attendance (grade 2 or 3), which persisted for at least 3 months.
Abbreviations: LBP, low back pain; SBST, STarT back screening tool; TSK, Tampa Scale for Kinesiophobia.