Table 1 Study characteristics of male and female participants in the age group 18 to 67 years (n = 574)
Characteristics | Male (n = 262) | Female (n = 312) | Χ2, p-value |
|---|---|---|---|
Age (years), Mean (sd) | 44.8 (13.2) | 45.0 (13.5) | |
Age groups, n (%) | 0.3, p = 0.86 | ||
18–35 years | 69 (26.3) | 88 (28.2) | |
36–50 years | 85 (32.4) | 101 (32.4) | |
51–67 years | 108 (41.2) | 123 (39.4) | |
Education, n (%) | 1.9, p = 0.38 | ||
< 10 years | 26 (9.9) | 36 (11.5) | |
10–12 years | 105 (40.1) | 138 (44.2) | |
≥ 13 years | 131 (50.0) | 138 (44.2) | |
Marital status, n (%) | 0.2, p = 0.64 | ||
Married/cohabitant | 120 (45.8) | 149 (47.8) | |
Other | 142 (54.2) | 163 (52.2) | |
Municipal income level, n (%) | 2.1, p = 0.34 | ||
Low | 34 (13.0) | 44 (14.1) | |
Middle | 136 (51.9) | 143 (45.8) | |
High | 92 (35.1) | 125 (40.1) | |
Severity of VI, n (%) | 1.4, p = 0.24 | ||
Moderate | 77 (29.4) | 106 (34.0) | |
Severe or blind | 185 (70.6) | 206 (66.0) | |
Age of VI onset, n (%) | 1.8, p = 0.41 | ||
Congenital | 124 (47.3) | 161 (51.6) | |
Childhood (1–24 years) | 59 (22.5) | 57 (18.3) | |
Adulthood (≥ 25 years) | 79 (30.2) | 94 (30.1) | |
Having other impairments, n (%) | 1.7, p = 0.19 | ||
No | 184 (70.2) | 203 (65.1) | |
Yes | 78 (29.8) | 109 (34.9) | |