Table 6

Risk factors of LBP as defined by visit to a health professional (n=680)

Predictor OR 95% CI Statistical significance
Sexp=0.012
 Men1.00
 Women1.711.13, 2.60
BMI (kg/m2)p=0.005
 <20.581.00
 20.58–22.590.900.50, 1.60
 22.60–24.922.101.19, 3.69
 >24.921.891.07, 3.35
PWB scorep=0.001
 01.00
 12.201.29, 3.74
 23.011.72, 5.29
 ⩾3 problems3.431.97, 5.96
Carrying heavy loadsp=0.001
 Once a week or less1.00
 More than once a week2.061.40, 3.04
  • Estimated odds ratio (OR) and their 95% confidence intervals (95% CI) based on logistic regression. Sex forced in the model.