Table 2.

Psychomotor development of children aged 28 to 32 months

Variables describing the psychomotor development	Total	Parents together	Separated parents	p
Children cannot perform a standing jump (2006–12)	(n = 22082)	(n = 19916)	(n = 2165)	0.6
%	7.4	7.5	7.2
Crude OR (95 % CI)		1	1.0 (0.8-1.1)
Children cannot draw a vertical line (2006–12)	(n = 17857)	(n = 15120)	(n = 1736)	<0.001
%	17.7	17.3	21.9
Crude OR (95 % CI)		1	1.3 (1.2-1.4)
Children cannot draw a circle (2006–12)	(n = 16193)	(n = 14623)	(n = 1569)	<0.001
%	24.9	24.4	29.9
Crude OR (95 % CI)		1	1.3 (1.2-1.4)
Children cannot dress themselves (2010–12)	(n = 9481)	(n = 8495)	(n = 986)	0.1
%	34.7	34.5	36.5
Crude OR (95 % CI)		1	1.1 (0.97-1.2)
Children cannot use the “I” pronoun (2006–09)	(n = 8021)	(n = 7197)	(n = 823)	<0.001
%	46.8	46.1	52.4
Crude OR (95 % CI)		1	1.3 (1.2-1.4)
Children cannot build a 3-word sentence (2006–12)	(n = 22522)	(n = 20335)	(n = 2186)	<0.001
%	18.1	17.5	24.7
Crude OR (95 % CI)		1	1.5 (1.3-1.6)
Children cannot say their first name (2010–12)	(n = 9535)	(n = 8672)	(n = 862)	<0.001
%	16.0	15.5	20.4
Crude OR (95 % CI)		1	1.4 (1.2-1.6)