From: Chart validation of an algorithm for identifying hereditary progressive muscular dystrophy in healthcare claims
Diagnosis Confirmed in Medical Chart
n
Confirmed Cases
PPV % (95% CI)
Muscular Dystrophy
109
103
95 (88–98)
Duchenne or Becker MD
87
85 (76–91)
Duchenne
76
74 (64–82)
Becker
11
11 (5–18)