Table 3. Analysis of genotypes for K656N in case-control studies, according to different allelic modes of action.

Reference	Co-dominant: OR (95% CI)*	Co-dominant: p-value*	Dominant: OR (95% CI)**	Dominant: Chi2 (p-value)**	Recessive: OR (95% CI)**	Recessive: Chi2 (p-value)**
Caucasians
Chagnon 1999 [61]	1.03 (0.72–1.48)	0.879	1.08 (0.66–1.77)	010 (0.752)	0.90 (0.33–2.46)	0.05 (0.820)
Yiannakouris 2001 [10]	1.15 (0.60–2.24)	0.670	1.25 (0.49–3.19)	0.27 (0.600)	1.03 (0.13–8.22)	0.00 (0.977)
Masuo 2008 [16]	1.71 (0.99–2.97)	0.055	1.97 (0.86–4.50)	3.12 (0.077)	2.28 (0.60–8.72)	2.04 (0.153)
Overall	1.21 (0.89–1.63)	0.226	1.26 (0.86–1.86)	0.238	1.23 (0.58–2.59)	0.596
Asians
Qu 2007 [68]	0.87 (0.52–1.46)	0.587	0.91 (0.51–1.62)	0.12 (0.731)	Not calculable	1.42 (0.234)
Overall all populations	1.12 (0.86–1.45)	0.407	1.14 (0.83–1.57)	0.421

Odds ratios and 95% confidence intervals are given. Statistically significant results are shown in bold.

*Results are from generalized linear model, overall results from meta-analysis, random model.

**Results are from meta-analysis, random model.