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Table 3 Odds ratios for scoring in the medium or high-risk STarT Back subgroups based on select explanatory variablesa

From: Measuring biopsychosocial risk for back pain disability in chiropractic patients using the STarT back screening tool: a cross-sectional survey

Explanatory Variable OR 95% Confidence Interval p-value
 Average pain in past 2 weeks 1.8c (1.4, 2.3) <  0.001
 Most severe pain in past 2 weeks 1.3c (1.0, 1.6) 0.02
Primary symptom area
 Low back painb  
 Neck pain 1.0 (0.5, 2.1) 1.00
 Mid-back 0.2c (0.1, 0.7) 0.02
  > 1 area of complaint 0.4 (0.1, 1.1) 0.11
 Other 0.3 (0.1, 1.3) 0.07
Employment status
 Full-timeb  
 Part-time 0.2c (0.1, 0.5) <  0.001
 Full-time student 0.3c (0.1, 0.7) 0.01
 Unemployed 0.0c (0.1, 0.7) 0.02
  1. aHosmer and Lemeshow Test p-value = 0.799
  2. bReferent category
  3. cindicates statistical significance at alpha = 0.05 level