Table 2.
Bivariate analysis of low back pain with sociodemographic characteristics, level of physical activity and mental health problems in high school adolescents.
| Factors | Low back pain |
||
|---|---|---|---|
| n | % | PR (95% CI) | |
| Gender | |||
| Male | 319 | 42.0 | 1.00 |
| Female | 441 | 58.0 | 1.33 (1.20–1.48)a |
| Age range | |||
| 14 years | 108 | 14.2 | 1.00 |
| 15 to 18 years | 652 | 85.8 | 1.09 (0.94–1.27) |
| Marital status | |||
| Married | 30 | 3.9 | 1.00 |
| Single | 730 | 88.6 | 1.10 (0.82–1.48) |
| Ethnicity | |||
| White | 395 | 52.0 | 1.00 |
| Black | 54 | 7.1 | 0.77 (0.62–0.97)a |
| Brown/Mixed-race | 262 | 34.5 | 0.93 (0.83–1.04) |
| Yellow | 30 | 3.9 | 1.04 (0.80–1.35) |
| Native Brazilian | 19 | 2.5 | 1.02 (0.74–1.42) |
| Level of physical activity | |||
| Very active | 196 | 25.8 | 1.00 |
| Sufficiently active | 370 | 48.7 | 0.97 (0.86–1.11) |
| Insufficiently active | 194 | 25.5 | 0.95 (0.82–1.10) |
| Mental health problems | |||
| Normal | 357 | 47.0 | 1.00 |
| Borderline | 188 | 24.7 | 1.33 (0.97–1.51) |
| Clinical | 215 | 28.3 | 1.61 (1.43–1.81)a |
CI, confidence interval; PR, prevalence ratio.
a
Factor associated.