Table 1.
Characteristics of study participants by disease status
| Controls (n = 59) | Glaucoma (n = 83) | AMD (n = 58) | |
|---|---|---|---|
| Vision | |||
| aBetter-eye VA logMAR, median (IQR) | 0.08 (0.00, 0.16) | 0.16 (0.08, 0.34) | 0.38 (0.20, 0.64) |
| aBinocular log CS, median (IQR) | 1.85 (1.80, 1.98) | 1.50 (1.35, 1.75) | 1.50 (1.35, 1.60) |
| aBetter-eye VF MD, median (IQR) | 0.17 (0.90, -0.65) | −7.96 (-4.81, -16.46) | -- |
| bNo. with cataract/PCO either eye, N (%) | 12 (21.8) | 31 (37.4) | 18 (33.3) |
| bNo. with cataract/PCO both eyes, N (%) | 6 (10.7) | 12 (14.5) | 8 (14.8) |
| Demographics | |||
| aAge in years, median (IQR) | 69.4 (65.2, 72.8) | 70.4 (66.4, 74.5) | 75.8 (71.0, 78.3) |
| bEthnicity, N (%) | |||
| White non-Hispanic | 45 (75.0) | 46 (55.4) | 57 (90.5) |
| White-Hispanic | 1 (1.7) | 6 (7.2) | 4 (6.4) |
| African-American | 12 (20.0) | 27 (32.5) | 1 (1.6) |
| Asian | 2 (3.3) | 4 (4.8) | 1 (1.6) |
| bFemale, N (%) | 37 (61.7) | 44 (53.0) | 36 (57.1) |
| aEducation in years, median (IQR) | 16.5 (14.0, 17.0) | 16.0 (14.0, 17.0) | 16 (13.0, 17.0) |
| bEmployed, N (%) | 23 (38.3) | 35 (42.2) | 14 (22.2) |
| bLiving alone, N (%) | 11 (18.3) | 16 (19.3) | 14 (22.2) |
| Health/cognition | |||
| aBody mass index in kg/m2, median (IQR) | 27.9 (23.8, 32.2) | 28.0 (24.5, 32.2) | 27.5 (24.6, 32.5) |
| aGrip strength in kg, median (IQR) | 26.3 (21.3, 32.3) | 28.7 (21.2, 36.7) | 27.0 (21.3, 34.3) |
| aNo. comorbid illnesses, N (IQR) | 2 (1, 3) | 2 (1, 3) | 2 (1, 4) |
| bNo. depressive symptoms, N (%) | 3 (5.0) | 5 (6.0) | 3 (4.8) |
| aMMSE-VI score as #/22, N(IQR) | 21 (20, 22) | 21 (20, 22) | 21 (20, 22) |
AMD = age-related macular degeneration; logMAR = logarithm of the minimum angle of resolution; IQR = interquartile range; VA = Visual Acuity; VF MD = Visual field mean deviation; PCO = Posterior Capsular Opacification; No. = number; MMSE-VI = Mini-mental status examination for the visually impaired
Values in bold indicate p < 0.05
aKruskal-wallis test
bChi-squared test