Table 3 Maternal and Paternal characteristics of the surveyed children with respect to Developmental delays

Mother age at giving birth

Less than 18

1976 (4.7%)

1845

131

 > 35 vs. < 18

1.10 (0.88–1.37)

Row %

93.4%

6.6%

18 to < 35

35,958 (86.4%)

33,590

2368

18- < 35 vs. < 18

0.99 (0.83–1.19)

Row %

93.4%

6.6%

 > 35

3407 (8.2%)

3161

246

Row %

92.8%

7.2%

No mother

299 (0.7%)

254

31

no mother vs. mother at home 1.72** (1.18–2.5)

Row %

89.1%

10.9%

Current Mothers Age

less than 35

36,344 (87.3%)

35,435

2499

 =  > 35 vs. < 35

1.10 (0.96–1.26)

Row %

93.4%

6.6%

 =  > 35

5296 (12.7%)

3161

246

Row %

92.8%

7.2%

Mothers Education

1. Illiterate/read and write to Prep

16,046 (38.5%)

14,825

1221

OR 3 vs. 1

0.57 (0.5–0.64)**

Row %

92.4%

7.6%

2. High School and technical

18,609 (44.7%)

17,381

1228

OR 2 vs. 1

0.86(0.79-0.93)*

Row %

93.4%

6.6%

3. University or higher

6674 (16%)

6377

297

Row %

95.5%

4.5%

Fathers Education

1. Illiterate/ Read and write to Prep

14,666 (35.2%)

13,499

1167

OR 3 vs. 1

0.50 (0.44-0.57) **

Row %

92.0%

8.%

2. High School and technical

18,390 (44.2%)

17,222

1168

OR 2 vs. 1

0.78 (0.72-0.85)**

Row %

93.6%

6.4%

3. University or higher

6662 (16.%)

6385

277

Row %

95.8%

4.2%

4. No father at home

1922 (4.6%)

1755

166

no Father vs. Father at home

1.34 (1.14–1.58)**

Row %

91.4%

8.6%

Mothers’ work

1. Work (paid-unpaid-her own)

6014 (14.4%)

5651

363

OR 2 vs 1

1.13 (1.01–1.26)

Row %

94.0%

6.0%

2. Unemployed

35,315 (84.8%)

32,935

2383

Row %

93.3%

6.7%