Table 1 Characteristics of Japanese Men According to Persistent LBP
Characteristics | Total | With Persistent LBP | Without Persistent LBP |
|---|---|---|---|
N | 4022 | 428 | 3594 |
Age, years | 47 (10) | 49 (9) | 47 (10) |
BMI, kg/m2 | 23.8 (3.2) | 24.2 (3.5) | 23.8 (3.1) |
Physical activity, minutes/day | 42.7 (18.5) | 40.5 (17.6) | 43.0 (18.5) |
Drinking, % | |||
Nondrinker | 14.5 | 14.0 | 14.6 |
Drinker | 85.5 | 86.0 | 85.4 |
Smoking, % | |||
Nonsmoker | 35.9 | 30.8 | 36.5 |
Smoker | 36.6 | 38.1 | 36.4 |
Former smoker | 27.5 | 31.1 | 27.0 |
Lifestyle-related diseases, % | |||
Hypertension | 17.4 | 20.3 | 17.0 |
Dyslipidemia | 8.9 | 9.8 | 8.8 |
Diabetes | 5.4 | 7.7 | 5.1 |