Table 6.

Discriminative ability of SAVED₂ score ≥3 to predict unfavorable outcome (mRS 3–6) in the ERICH (derivation) and ATACH-2 (external validation) cohorts.

	ERICH		ATACH-2
	90 days (derivation)	180 days (derivation)	30 days (external validation)	90 days (external validation)
Sensitivity, %	81	81	74	78
Specificity, %	71	67	66	58
PPV, %	80	75	82	68
NPV, %	73	73	55	69
Accuracy, %	77	74	72	69
AUC (95% CI)	0.82 (0.80–0.84)	0.80 (0.78–0.82)	0.76 (0.73–0.80)	0.74 (0.70–0.77)

AUC, area under the curve; CI, confidence interval; mRS, modified Rankin scale; NPV, negative predictive value; PPV, positive predictive value.