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. Author manuscript; available in PMC: 2012 Sep 4.
Published in final edited form as: Arch Womens Ment Health. 2010 Sep 25;14(2):99–105. doi: 10.1007/s00737-010-0184-0

Table 4.

ANOVA analysis of differences in BDI total scores between groups defined by risk factor (categorical variables)

Risk factor (categorical variables) Type III sum
of squares		 df Mean square F Significance
p value
Marital status 1,456.612 5 291.322 7.546 <0.001
Living with partner 77.187 1 77.187 1.999 0.157
Ethnicity 649.128 4 162.282 4.204 0.002
Employment 1,249.653 1 1,249.653 32.370 <0.001
Head of household 786.367 4 196.592 5.092 <0.001
Income<20,000 624.579 1 624.579 16.178 <0.001
Previously pregnant 342.246 1 342.246 8.865 0.003