Possible risk factor associations were studied by using nonparametric tests, and sensitivity, specificity, positive and negative predictive, and likelihood ratio values were calculated for the interview questions about previous low back pain, LBP during menstruation, and trauma during pregnancy.
Possible risk factor associations were studied by using nonparametric tests, and sensitivity, specificity, positive and negative predictive, and likelihood ratio values were calculated for the interview questions about previous low back pain, LBP during menstruation, and trauma during pregnancy.
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