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Table 3 Sensitivity, specificity and predictive values of RBGT (5.6 mm/mol) to predict risk of diabetes at various age categories (AUSDRISK 12+ is the reference standard)

From: Comparison of two methods for assessing diabetes risk in a pharmacy setting in Australia

Variables All ages N = 1,121 % (95% CI) Age <55 years N = 453 % (95% CI) Age 55+ years N = 661 % (95% CI)
Sensitivity 63 (59, 67) 63 (54, 71) 63 (58, 67)
Specificity 54 (50, 58) 62 (56, 68) 43 (37, 50)
Positive predictive value 60 (56, 64) 43 (36, 50) 69 (64, 74)
Negative predictive value 57 (52, 61) 79 (73, 83) 36 (30, 42)