Table 2.

BDNF genotype and sex frequency distribution across groups.

Genotype	Sex	Control	TE	PTSD	Total
ValVal	Male	27	29	8	64
	Female	30	40	26	96
	Total	57	69	34	160
ValMet	Male	19	17	8	44
	Female	29	32	11	72
	Total	48	49	19	116
Total	Male	46	46	16	108
	Female	59	72	37	168
	Total	105	118	53	276