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. Author manuscript; available in PMC: 2013 Aug 11.
Published in final edited form as: Arch Gen Psychiatry. 2011 Jan 3;68(5):444–454. doi: 10.1001/archgenpsychiatry.2010.189

Table 3.

Study Total No. of
Participants
1-
tailed
p
Fisher’s p after study
exclusion
Grabe et al, 2004 973 0.250 0.00041
Nakatani et al, 2005 2509 0.008 0.00679
Ramasubbu et al, 2006 51 0.013 0.00041
Kraus et al, 2007 139 0.565 0.00035
Otte et al, 2007 557 0.028 0.00104
Kohen et al, 2008 150 0.023 0.00051
Lenze et al, 2008 23 0.007 0.00038
Bull et al, 2009 98 0.015 0.00046
Kim et al, 2009 521 0.005 0.00145
Lotrich et al, 2009 71 0.025 0.00042
McCaffery et al, 2009 977 0.500 0.00017
Zhang et al, 2009 306 0.500 0.00034
Grassi et al, in press 145 0.5 0.00035

Sum 6592
Average (N) 471 p=0.0004