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Table 3 Performance of different CRI cutoffs in predicting first episode of re-shock

From: The compensatory reserve index predicts recurrent shock in patients with severe dengue

Measure Within 12 h of CRI measurement Within 6 h of CRI measurement
Estimate (95%CI) Estimate (95%CI)
AUC 0.84 (0.75, 0.93) 0.86 (0.77, 0.94)
CRI cutoff 0.2
 Sensitivity 0.19 (0.02, 0.36) 0.22 (0.02, 0.42)
 Specificity 0.98 (0.97, 0.99) 0.98 (0.97, 1.00)
CRI cutoff 0.4
 Sensitivity 0.66 (0.47, 0.85) 0.68 (0.49, 0.88)
 Specificity 0.86 (0.80, 0.92) 0.86 (0.80, 0.91)
CRI cutoff 0.6
 Sensitivity 0.93 (0.84, 1.00) 0.95 (0.90, 1.00)
 Specificity 0.51 (0.42, 0.59) 0.50 (0.42, 0.58)
  1. AUC area under the ROC curve
  2. 95%CI 95% confidence intervals were calculated using cluster bootstrap standard errors based on 1000 resamples of the original dataset
  3. These results were based on CRI, without any adjustment and did not correct for optimism