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. 2016 Jul 13;11(7):e0157514. doi: 10.1371/journal.pone.0157514

Table 7. Results for predicting conversion to AD in MCI subjects (APOE ε4 non-carriers).

	sMCI vs. pMCI^NC_early					sMCI vs. pMCI^NC (all)
	Accuracy (CI)	Sensitivity (CI)	Specificity (CI)	McNemar test		Accuracy (CI)	Sensitivity (CI)	Specificity (CI)	McNemar test
	Accuracy (CI)	Sensitivity (CI)	Specificity (CI)	Error rate (CI)	χ²	Accuracy (CI)	Sensitivity (CI)	Specificity (CI)	Error rate (CI)	χ²
BrainAGE score	0.78 (0.68–0.89)	0.71 (0.59–0.82)	0.83 (0.74–0.93)	0.22 (0.11–0.32)	-	0.74 (0.64–0.84)	0.65 (0.54–0.76)	0.83 (0.75–0.92)	0.26 (0.16–0.36)	-
Chronological age	0.50 (0.37–0.63)	0.83 (0.74–0.93)	0.31 (0.19–0.42)	0.50 (0.37–0.63)	8.53 (p < 0.01)	0.47 (0.36–0.59)	0.15 (0.07–0.23)	0.97 (0.93–1.00)	0.53 (0.41–0.64)	6.81 (p < 0.01)
MMSE score	0.60 (0.48–0.72)	0.79 (0.69–0.89)	0.58 (0.46–0.71)	0.40 (0.28–0.52)	4.17 (p < 0.05)	0.47 (0.36–0.59)	0.78 (0.68–0.87)	0.58 (0.47–0.69)	0.53 (0.41–0.64)	9.00 (p < 0.01)
CDR-SB score	0.67 (0.55–0.79)	0.58 (0.46–0.71)	0.75 (0.64–0.86)	0.33 (0.21–0.45)	1.64 (n.s.)	0.51 (0.40–0.63)	0.53 (0.41–0.64)	0.75 (0.65–0.85)	0.49 (0.37–0.60)	8.53 (p < 0.01)
ADAS score	0.68 (0.57–0.80)	0.92 (0.85–0.99)	0.58 (0.46–0.71)	0.32 (0.20–0.43)	0.93 (n.s.)	0.64 (0.54–0.75)	0.90 (0.83–0.97)	0.58 (0.47–0.69)	0.36 (0.25–0.46)	1.20 (n.s.)

Bold type = significant; n.s. = not significant