Table 3.

Accuracy of the Brief Diet Quality Assessment Tool to predict low diet quality in the plausible reporters from the development sample (N = 1040)

	Accuracy metrics (95% CI)
Sensitivity	0.88 (0.86–0.91)
Specificity	0.85 (0.86–0.88)
Agreement	0.87 (0.85–0.89)
Positive predictive value	0.90 (0.87–0.92)
Negative predictive value	0.84 (0.80–0.87)
AUC of the ROC	0.92 (0.90–0.94)

AUC of the ROC Area under the receiver operating characteristic curve