Table 6

Analysis of covariance (ANCOVA) post hoc test for the combined Dexamethasone Suppression Test (DST) definition








Fisher least significant difference (LSD) test, p value


Suppressors and reducers (SR)
Other (O)
Non-suppressors and increasers (NSI)
SR vs O
O vs NSI
SR vs NSI






Mean
SD
Mean
SD
Mean
SD




N1971
-5.02
19.30
-0.54
14.69
-19.55
18.44
NS
0.013
0.026

End DMS
3.82
3.02
4.17
2.37
7.30
2.87
NS
0.007
< 0.001

HDRS depressive index
11.00
2.84
9.00
2.76
9.50
2.32
0.041
NS
NS

DMS, Diagnostic Melancholia Scale; HDRS, Hamilton Depression Rating Scale; NS, not significant.

Fountoulakis et al. Annals of General Psychiatry 2008 7:22   doi:10.1186/1744-859X-7-22

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