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Table 4 PVS-SQ Diagnostic Efficiency Index

From: Metric properties of the “prescribe healthy life” screening questionnaire to detect healthy behaviors: a cross-sectional pilot study

  TP FP FN TN Se, % (95% CI) Sp, % (95% CI) Accuracy, % (95% CI) LR+ (95% CI) LR- (95% CI)
PA 74 21 15 5 81.3 (72.1–88.0) 19.2 (8.5–37.8) 67.5 (58.6–75.3) 1.0 (0.8–1.3) 0.88 (0.5–1.6)
F&V 90 1 27 3 76.9 (68.5–83.6) 75.0 (30.0–95.4) 76.9 (68.6–83.53) 3.1 (0.6–16.8) 0.31 (0.2–0.4)
TB 24 15 1 81 96.0 (80.5–99.3) 84.4 (75.6–90.3) 86.8 (79.6–91.7) 6.1 (3.8–9.8) 0.05 (0.0–0.3)
  1. TP true positive, F false positive, FN false negative, TN true negative, NE not estimable