Table 1: Descriptive statistics for demographics and clinical characteristics of the study participants.

Open-angle glaucoma ()Non-open-angle glaucoma () value

Age, years62.7 ± 0.855.8 ± 0.2<0.001a
Age at menarche, years
 ≤12 years (%)5.5 ± 1.85.8 ± 0.40.224a
 13–16 years (%)58.4 ± 3.163.7 ± 0.9
 ≥17 years (%)36.1 ± 2.930.5 ± 0.8
Age at menopause, years49.0 ± 0.348.7 ± 0.10.700b
 Early menopause (<45 years) (%)19.1 ± 3.113.2 ± 0.70.033a
Natural menopause (%)90.2 ± 2.085.8 ± 0.70.07a
Parity5.0 ± 0.14.3 ± 0.00.013b
Reproductive years, years32.8 ± 0.432.7 ± 0.10.898b
Hypertension (%)53.8 ± 3.435.7 ± 0.8<0.001a
Diabetes mellitus (%)20.4 ± 2.810.5 ± 0.5<0.001a
Oral contraceptives use (ever, %)16.0 ± 2.317.7 ± 0.60.515a
 ≥3 years (%)23.0 ± 7.021.9 ± 1.60.882a
Hormone replacement (ever, %)9.9 ± 1.910.9 ± 0.50.625a
Myopia (%)26.6 ± 2.923.0 ± 0.70.209a
Body mass index23.9 ± 0.224.0 ± 0.10.545b
Lactation (ever, %)85.1 ± 2.682.5 ± 0.60.355a

Values are presented as weighted mean ± standard error. value is calculated by the chi-square testa or independent t-testb within the complex sample analysis method.