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Table 7 Multivariate logistic regression analysis of prognostic predictors at baseline, at 1 week and at 1 month for improvement at 3 months

From: Predictors of outcome in neck pain patients undergoing chiropractic care: comparison of acute and chronic patients

  Coefficient OR 95% CI p-value Sensitivity; Specificity; Percentage correctly predicted; Area under ROC (95% CI); Adjusted R2
Acute N = 146      
Baseline to 1 Month BQN total Change Score 0.66 1.07 1.03 to 1.11 0.001 97.6%; 35.0%; 89%; 0.82 (0.72 to 0.92); 28.8%
PGIC @ 1 Week 1.21 3.35 1.13 to 9.92 0.029  
ChronicN = 133      
PGIC @ 1 Month 1.80 6.04 2.76 to 13.69 0.001 77.9%; 63.2%; 73.7%; 0.71 (0.62 to 0.79); 19.9%
  1. BQ = Bournemouth Questionnaire. PGIC = Patient global impression of change. N = number of observations.