Table 2

Positive predictive value of primary diagnoses given by GPs for ME/CFS

GP's primary diagnoses

ME/CFS

Not ME/CFS

Positive Predictive Value (%)


n

%

n

%

Total


Any primary diagnosis

278

100.0

126

100.0

404

68.8

Chronic fatigue syndrome

175

62.9

67

53.2

242

72.3

Fibromyalgia syndrome

81

29.1

33

26.2

114

71.1

Fatigue syndrome

3

1.1

2

1.6

5

60.0

Post-viral asthenic syndrome

16

5.8

18

14.3

34

47.1

Other a

3

1.1

6

4.8

9

33.3


aThat is, post-viral debility, post-viral syndrome, post-viral fatigue

Nacul et al. BMC Medicine 2011 9:91   doi:10.1186/1741-7015-9-91

Open Data