Table 4

Concordance between NASH predicted by NashTest and predicted by biopsy

NashTest diagnosis

Histological Diagnosis


Training Group n = 160

Validation Group n = 97

All patients n = 257


No NASH

Borderline

NASH

No NASH

Borderline

NASH

No NASH

Borderline

NASH


No NASH

20

7

0

29

4

8

49

11

8

Borderline

34

61

17

12

16

17

46

77

34

NASH

3

7

11

0

1

10

3

8

21

Kappa Statistic

0.28 ± 0.05

0.36 ± 0.06

0.33 ± 0.04

Discordance one class

65/160 = 41%

34/97 = 35%

99/257 = 39%

Discordance two classes

3/160 = 2%

8/97 = 9%

11/257 = 4%


Poynard et al. BMC Gastroenterology 2006 6:34   doi:10.1186/1471-230X-6-34

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