Table 3 Multivariate Logistic regression analysis of underlying factors associated with surgery later than 12 months for congenital cataract

Gender (Boys vs Girls)

0.83 (0.51–1.34)

0.44

1.38 (0.77–2.45)

0.28

Birth place (Hospital vs. home)

0.20 (0.09–0.43)

 < 0.001

2.23 (0.92–5.45)

0.08

Location (Rural vs urban)

1.31 (0.69–2.44)

0.41

1.31 (0.60–2.82)

0.49

Region (South & West vs. North & East)

3.27 (1.93–5.55)

 < 0.001

1.53 (0.78–3.02)

0.22

Treatment category (Paying vs. nonpaying)

2.37 (1.46–3.85)

 < 0.001

1.53 (0.78–3.05)

0.22

Laterality (Bilateral vs. unilateral)

1.11 (0.53–2.35)

0.79

1.06 (0.43–2.56)

0.91

Family history with childhood cataract

1.97 (0.92–4.21)

0.08

1.21 (0.46–3.15)

0.69

Parental consanguinity

1.16 (0.69–1.94)

0.56

1.08 (0.56–2.11)

0.81

Father’s age (<30 years vs. ≥30 years)

2.92 (1.79–4.78)

 < 0.001

1.88 (0.95–3.71)

0.07

Mother’s age (<30 years vs. ≥30 years)

3.25 (1.76–6.00)

 < 0.001

1.49 (0.67–3.29)

0.33

Father’s education (No education vs. any education)

3.29 (1.85–5.86)

 < 0.001

1.55 (0.68–3.51)

0.29

Mother’s education (No education vs. any education)

2.71 (1.55–4.76)

0.001

1.40 (0.63–3.11)

0.41

Father’s occupation (Laborers vs. all others)

2.25 (1.34–3.79)

0.002

1.30 (0.61–2.79)

0.49

Mother’s occupation (Not working vs. working)

1.15 (0.69–1.92)

0.60

1.11 (0.49–2.47)

0.78

No of siblings (Only child vs. 2 or more)

8.55 (4.15–17.6)

 < 0.001

4.26 (1.84–9.85)

 < 0.001

Family’s reported income (<INR 5000 vs. >INR 5001; £1 = INR 80)

2.86 (1.68–4.85)

 < 0.001

1.85 (0.89–3.83)

0.09