Simple Model n = 966

Multiple Model n = 966

Coefficient (95%CI)

P-value

Coefficient (95%CI)

P-value

Children’s Characteristics

Wearing spectacle

0.145 (−0.050, 0.229)

0.03

0.147 (0.007, 0.288)

0.04

logMAR

0.218 (−0.076, 0.511)

0.15

0.144 (−0.161, 0.448)

0.36

Age (years)

−0.221 (−0.277, −0.165)

p < 0.001

−0.227 (−0.283, −0.171)

p < 0.001

Male sex

0.031 (−0.098, 0.160)

0.64

0.042 (−0.082, 0.167)

0.51

Boarding at school

0.117 (−0.027, 0.260)

0.11

0.144 (0.003, 0.286)

0.05

Home first county

0.154 (0.010, 0.297)

0.04

0.217 (0.059, 0.374)

0.01

Home second county

−0.093 (−0.230, 0.044)

0.18

0.068 (−0.082, 0.218)

0.37

Parental and Family Characteristics

Mother’s education (Illiterate as reference)

Not completing high school

0.024 (−0.118, 0.165)

0.74

−0.019 (−0.161, 0.122)

0.79

>12 years education

0.089 (−0.297, 0.475)

0.65

−0.033 (−0.445, 0.379)

0.88

Father’s education (Illiterate as reference)

Not completing high school

−0.078 (−0.263, 0.107)

0.41

0.026 (−0.209, 0.261)

0.83

>12 years education

0.265 (0.003, 0.527)

0.05

0.264 (−0.083, 0.611)

0.14

Both parents out-migrated for work

−0.070 (−0.279, 0.139)

0.51

−0.095 (−0.302, 0.113)

0.37