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Table 1 Sociodemographic characteristics of the sample

From: The effects of age-related macular degeneration on quality of life in a Brazilian population

Variable Control AMD Total p-value
Age
 Mean 68.8 (8.5) 72.3 (10.1) 70.6 (9.5) 0. 0007a
 Median 69 73 70
BEVA
 Mean 0.408 (0.252) 0.406 (0.437) 0.407 (0.358) 0.0040a
 Median 0.400 0.300 0.300
Gender
 Female 104 (60.5%) 93 (52.5%) 197 (56.4%) 0.13562b
 Male 68 (39.5%) 84 (47.5%) 152 (43.6%)
Race
 White 151 (87.8%) 156 (88.6%) 307 (88.2%) 0.8067b
 No White 21 (12.2%) 20 (11.4%) 41 (11.8%)
Income
 < 1.450,00 133 (77.3%) 105 (62.1%) 238 (69.8%) 0.0022b
 > 1.450,00 39 (22.7%) 64 (37.9%) 103 (30.2%)
Marital Status
 Married 115 (66.9%) 98 (58.0%) 213 (62.5%) 0.0907b
 Single 57 (31.1%) 71 (42.0%) 128 (37.5%)
BMI
 Mean 25.6 (4.0) 26.4 (5.0) 26.0 (4.6) 0.1821a
 Median 25.3 25.5 25.4
Education (yr)
 < 8 145 (84.3%) 131 (74.0%) 276 (79.1%) 0.0181b
 > 8 27 (15.7%) 46 (26.0%) 73 (20.9%)
Smoking
 No 100 (58.1%) 73 (41.2%) 173 (49.6%) 0.0016b
 Yes 72 (41.9%) 104 (58.8%) 176 (50.4%)
Sun exposure
 No 19 (11.0%) 48.0 (27.3%) 67 (19.3%) 0.0001b
 Yes 153 (89.0%) 128 (72.7%) 281 (80.7%)
Systemic diseases
 No 42 (24.6%) 42 (23.7%) 84 (24.1%) 0.8560b
 Yes 129 (75.4%) 135 (76.3%) 264 (75.9%)
Employment status
 Employed 15 (8.7%) 52 (29.4%) 67 (19.2%) < 0.0001b
 Unemployed 157 (91.3%) 125 (70.7%) 282 (80.8%)
Phisical activity
 No 105 (61.0%) 108 (61.0%) 213 (61.0%) 0.9955b
 Yes 67 (39.0%) 69 (39.0%) 136 (39.0%)
Ethylism
 No 155 (90.1%) 141 (80.1%) 296 (85.1%) 0.0222b
 Yes 17 (9.9%) 35 (19.9%) 52 (14.9%)
Vegetables
 Twice a week 19 (11%) 48 (27.3%) 67 (19.3%) 0.0001b
 Less than twice 153 (89.0%) 128 (72.7%) 281 (80.7%)
  1. BMI Body mass index, SD Standart deviation, BEVA Best eye visual acuity
  2. aMann Whitney, bQui Quadrado