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Table 2 Concordance between the MedicineInsight diagnostic algorithms and EHR reviews for five chronic conditions

From: Validity of algorithms for identifying five chronic conditions in MedicineInsight, an Australian national general practice database

  EHR+
Algorithm+
(True positive)
EHR–
Algorithm+
(False positive)
EHR+
Algorithm-
(False negative)
EHR-
Algorithm-
(True negative)
Sensitivity
(95 % CI)
Specificity
(95 % CI)
PPV
(95 %CI)
NPV
(95 % CI)
Anxiety 139 7 24 305 0.85 (0.77–0.91) 0.98 (0.96–0.99) 0.95 (0.90–0.98) 0.93 (0.87–0.96)
Asthma 98 1 10 366 0.91 (0.79–0.96) 1.00 (0.98–1.00) 0.99 (0.93–1.00) 0.97 (0.92–0.99)
Depression 149 7 19 300 0.89 (0.86–0.91) 0.98 (0.96–0.99) 0.96 (0.92–0.98) 0.94 (0.92–0.96)
Osteoporosis 48 2 3 422 0.94 (0.86–0.98) 1.00 (0.98–1.00) 0.96 (0.83–0.99) 0.99 (0.99–1.00)
Type 2 diabetes 63 2 8 402 0.89 (0.83–0.93) 1.00 (0.98–1.00) 0.97 (0.92–0.99) 0.98 (0.97–0.99)