Table 3.

Results from the two-way ANOVA (sex and genotype) on clinical variables in the schizophrenic group.

Variable	rs2868370 G/A			rs2868371 C/G			rs7459185 G/C
	Sex	Genotype	Sex×genotype	Sex	Genotype	Sex×genotype	Sex	Genotype	Sex×genotype
Age of onset	0.953	0.813	0.568	0.870	0.008a∗	0.952	0.149	0.565	0.033
Five-factor PANSS∗∗
Positive factor	0.659	0.615	0.394	0.515	0.429	0.947	0.027	0.758	0.095
Negative factor	0.317	0.441	0.444	0.367	0.005b∗	0.888	0.146	0.269	0.467
Disorganized factor	0.402	0.703	0.317	0.894	0.004c∗	0.323	0.528	0.338	0.412
Excitement factor	0.928	0.569	0.846	0.914	0.101	0.998	0.899	0.921	0.967
Emotional factor	0.751	0.679	0.613	0.418	0.362	0.606	0.955	0.163	0.977

Nominally significant p values are bolded. ^∗The power of the test > 0.8. ^∗∗van der Gaag's model. ^aMean age of onset (years): women—C/C 26.8 ± 6.8, C/G 24.3 ± 6.6, and G/G 24.9 ± 6.3; men—C/C 26.6 ± 7.3, C/G 24.5 ± 6.5, and G/G 25.5 ± 8.9. ^bMean negative PANSS factor scores: women—C/C 23.7 ± 5.7, C/G 22.9 ± 5.6, and G/G 27.7 ± 5.4; men—C/C 23.2 ± 5.9, C/G 22.6 ± 5.6, and G/G 26.1 ± 8.0. ^cMean disorganized PANSS factor scores: women—C/C 32.6 ± 6.9, C/G 30.1 ± 6.9, and G/G 35.5 ± 7.6; men—C/C 31.9 ± 6.7, C/G 31.5 ± 6.6, and G/G 35.3 ± 8.5.