No Association between the rs1799836 Polymorphism of the Monoamine Oxidase B Gene and the Risk of Autism Spectrum Disorders in the Kazakhstani Population

Table 1

Characteristics of ASD patients and control subjects.

Characteristic		ASD (%)		Controls (%)
		Male	Female	Male	Female
Sample size		202	60	52	74
Ethnicity	Kazakh	137 (68)	39 (65)	33 (64)	62 (84)
	Russian	45 (22)	15 (25)	10 (19)	6 (8)
	Other nationality	20 (10)	6 (10)	9 (17)	6 (8)
Age (years)
	Range	2-33	2-16	1-29	1-29
Periods of age	Infancy/early childhood (up to 7 years old) (%)	112 (55.4)	33 (55.0)	28 (53.8)	33 (44.6)
	Prepubertal (7 to 11 years old) (%)	57 (28.2)	21 (35.0)	5 (9.6)	13 (17.6)
	Pubertal (11 to 15 years old) (%)	28 (13.9)	5 (8.3)	10 (19.2)	9 (12.2)
	Adolescence (15 to 20 years old) (%)	4 (2.0)	1 (1.7)	6 (11.5)	14 (18.9)
	Adults (above 20 years old) (%)	1 (0.5)	0	3 (5.8)	5 (6.8)
CARS score
	Range	30-52.5	30-54	15-19	15-17