Table 3 Diagnostic accuracy of MEWS, SAPS II, SOFA, and APACHE II scores to predict shock in patients with diabetes within 48 h after visiting the ED
Score | Cutoff | Odds ratio | Sens (95% CI) | Spec (95% CI) | PPV (95% CI) | NPV (95% CI) | LR+ (95% CI) | LR- (95% CI) | AUROC (95% CI) | p-value* |
|---|---|---|---|---|---|---|---|---|---|---|
SOFA | ≥ 6 | 43.81 (24.59–77.98) | 89.5% (83.5–93.9%) | 83.8% (79.8–87.2%) | 67.7% (60.7–74.1%) | 95.4% (92.7–97.4%) | 5.51 (4.38–6.92) | 0.13 (0.08–0.20) | 0.866 (0.84–0.90) | - |
MEWS | ≥ 6 | 2.37 (1.60–3.51) | 67.8% (59.7–75.1%) | 53.0% (48.0–58.0%) | 35.4% (29.9–41.2%) | 81.2% (76-85.8%) | 1.44 (1.24–1.68) | 0.61 (0.47–0.78) | 0.604 (0.56–0.65) | 0.286 |
SAPS II | ≥ 45 | 4.92 (3.31–7.33) | 61.2% (53.0–69.0%) | 75.8% (71.2–79.9%) | 48.9% (41.6–56.3%) | 83.7% (79.5–87.4%) | 2.52 (2.04–3.13) | 0.51 (0.42–0.63) | 0.685 (0.64–0.73) | 0.061 |
APACHE II | ≥ 21 | 4.02 (2.71–5.94) | 57.2% (49.0-65.2%) | 75% (70.5–79.2%) | 46.5% (39.2–53.9%) | 82.2% (77.9–86.0%) | 2.29 (1.84–2.85) | 0.57 (0.47–0.69) | 0.661 (0.62–0.71) | 0.909 |