Table 1

Confirmatory factor analyses.

Author

Number of factors

Items in analysis

Explained variance

TLI

CFI

RMSEA

Factor correlation


Uher [12]

1

MADRS

0.57

0.99

0.97

0.10

NA

1

HRSD-17

0.36

0.93

0.87

0.09

NA

1

HRSD-6*

0.48

0.99

0.98

0.07

NA

1

BDI

0.48

0.97

0.88

0.10

NA

1

All 48 items

0.45

0.90

0.63

0.17

NA

Lux [35]

1

9 MDD symptoms

-

0.97

0.96

0.07

NA

2

9 MDD symptoms

-

0.97

0.97

0.06

0.83


Abbreviations: BDI, Beck Depression Inventory; CFI, Confirmatory Fit Index; HRSD, Hamilton Rating Scale for Depression; MADRS, Montgomery and ├ůsberg Depression Rating Scale; MDD, major depressive disorder; NA, not applicable; * HRSD-6 contains 6 items out of the HRSD-17 (items 1,2,7,8,10,13) corresponding to depressive symptoms 1,2,5b,6,7; - not recorded.

van Loo et al. BMC Medicine 2012 10:156   doi:10.1186/1741-7015-10-156

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