Table 1 Population characteristics of study participants
Demographics | All Patients (n = 353) | Dry Eye (n = 96) | Glaucoma Suspects (n = 94) | Glaucoma (n = 79) | Cataract (n = 84) | P Value |
|---|---|---|---|---|---|---|
Age (years), mean (SD) | 64.1 (14.7) | 55.2 (14.4) | 61.0 (15.2) | 69.0 (12.2) | 73.2 (8.7) | 0.001 |
Female, n (%) | 235 (66.6) | 88 (91.7) | 61 (64.9) | 39 (49.4) | 47 (56.0) |  < 0.001 |
Employed, n (%)a | 152 (43.1) | 52 (54.2) | 49 (55.1) | 24 (34.3) | 27 (32.1) | 0.001 |
Race, n (%) |  |  |  |  |  |  < 0.001 |
    White | 241 (68.3) | 72 (75.0) | 52 (55.3) | 42 (53.2) | 75 (89.3) |  |
    African American | 68 (19.3) | 13 (13.5) | 25 (26.6) | 27 (34.2) | 3 (3.6) |  |
    Asian or Pacific Islander | 28 (7.9) | 9 (9.4) | 12 (12.8) | 6 (7.6) | 1 (1.2) |  |
    Other | 16 (4.5) | 2 (2.1) | 5 (5.3) | 4 (5.1) | 5 (6.0) |  |
Education, n (%) | Â | Â | Â | Â | Â | 0.008 |
    Less than high school | 10 (2.8) | 0 (0) | 2 (2.1) | 6 (7.6) | 2 (2.4) |  |
    High school | 37 (10.5) | 7 (7.3) | 8 (8.5) | 12 (15.2) | 10 (11.9) |  |
    Some college | 68 (19.3) | 12 (12.5) | 25 (26.6) | 16 (20.3) | 15 (17.9) |  |
    Bachelor's degree | 76 (21.5) | 31 (32.3) | 17 (18.1) | 15 (19.0) | 13 (15.5) |  |
    More than Bachelor's | 162 (45.9) | 46 (47.9) | 42 (44.7) | 30 (38.0) | 44 (52.4) |  |
VA (logMAR), median (IQR) | ||||||
    Better eye | 0 (0–0.18) | 0 (0–0) | 0 (0–0) | 0.10 (0–0.30) | 0.30 (0.18–0.40) |  < 0.001 |
    Worse eye | 0.18 (0.10–0.40) | 0 (0–0.097) | 0.10 (0–0.18) | 0.30 (0.18–0.60) | 0.48 (0.35–0.75) |  < 0.001 |
    Prescription eye drops, median (IQR) | 1 (0–2) | 1 (1–2) | 0 (0–1) | 2 (1–3) | 0 (0–0) |  < 0.001 |
    Taking prescription glaucoma eye drops, n (%)b | 93 (26.3) | 1 (1.0) | 22 (23.4) | 70 (88.6) | 0 (0) |  < 0.001 |
    Taking prescription dry eye drops, n (%)c | 94 (26.6) | 85 (88.5) | 3 (3.2) | 2 (2.5) | 4 (4.8) |  < 0.001 |