Table 3.

Odds of having developmental delay among children aged 1- < 6 years according to epidemiological characteristics

Epidemiological characteristics n  = 21,316	Gross Motor (GM) N (%) 412 (1.9)	Fine Motor-adaptive (FMA) N (%) 435 (2)	Language (L) N (%) 904 (4.2)	Personal-Social (PS) N (%) 681 (3.2)	Children with at least one delay N (%) 1365 (6.4)
Age categories of Children (years)
1- < 3 years (n = 8383)	131 (1.6)	70 (0.84)	265 (3.2)	108 (1.3)	349 (4.2)
3- < 6 years (n = 12,933)	281 (2.2)	365 (2.8)	639 (4.9)	573 (4.4)	1016 (7.9)
COR Odds (CI)   3- < 6 years vs. 1- < 3 years	1.40 (1.13–1.72)*	3.45 (2.67–4.46)**	1.59 (1.38–1.84)*	3.55 (2.89–4.37)**	1.96 (1.73–2.22)**
Sex
Male (n = 11,076)	231 (2.1)	266 (2.4)	595 (5.4)	410 (3.7)	855 (7.7)
Female (n = 10,240)	181 (1.8)	169 (1.7)	309 (3)	271 (2.6)	510 (5)
COR males/Females   CI	1.18 (0.97–1.44)	1.47 (1.21–1.78)*	1.83 (1.59–2.10) *	1.41 (1.21–1.65)**	1.60 (1.43–1.79)**
Mother’s age at giving birth (years)
< 18 years (n = 891)	19 (2.1)	14 (1.6)	44 (4.9)	35 (3.9)	74 (8.3)
18 to < 35 years (n = 18,382)	341 (1.9)	361 (2)	767 (4.2)	569 (3.1)	1156 (6.3)
> 35 years (n = 1939)	45 (2.3)	54 (2.8)	83 (4.3)	71 (3.7)	124 (6.4)
COR ≥ 35 vs. < 18   CI	1.09 (0.63–1.88)	1.80 (0.10–3.25)	0.86 (0.59–1.25)	0.93 (0.62–1.40)	0.75 (0.56–1.02)
COR 18- < 35 vs. < 18   CI	0.87 (0.54–1.38)	1.26 (0.73–2.15)	0.84 (0.61–1.15)	0.78 (0.55–1.11)	0.75 (0.58–0.95)*
COR 18- < 35 vs. ≥ 35   CI	0.80 (0.58–1.09)	0.70 (0.52–0.93)*	0.97 (0.77–1.23)	0.84 (0.65–1.08)	0.98 (0.81–1.19)
No mother (n = 109)	7 (6.4)	6 (5.5)	10 (9.2)	7 (6.4)	12 (11)
COR single father vs. both parents at home	3.91 (1.80–8.48)*	3.13 (1.36–7.18)**	2.55 (1.32–4.93)**	2.09 (0.97–4.51)	1.82 (0.99–3.32)
No father (n = 870)	16 (1.8)	24 (2.8)	50 (5.7)	34 (3.9)	62 (7.1)
COR single mother vs. both parents at home (CI)	0.95 (0.57–1.57)	1.38 (0.91–2.099)	1.34 (1.04–1.88) *	1.24 (0.88–1.77)	1.13 (0.87–1.47)

^* p-value significant at < 0.05

^** p-value highly sig at < 0.01