Table 1a:
Participant demographics by presenting near vision impairment status
| Total N= 2658 | No PNVIa n= 2171 (87%) | PNVIb n= 487 (13%) | P value | |
|---|---|---|---|---|
| Age in years, mean (SD) | 71 (8) | 71 (8) | 73 (8) | <0.001 |
| Age in years, n (%) | ||||
| ≥60 to <65 | 695 (28) | 603 (29) | 92 (19) | |
| ≥65 to <70 | 555 (24) | 473 (25) | 82 (18) | |
| ≥70 to <75 | 521 (19) | 417 (18) | 104 (21) | <0.001 |
| ≥75 to <80 | 361 (15) | 287 (14) | 74 (17) | |
| ≥80 | 526 (14) | 391 (13) | 135 (25) | |
| Female, n (%) | 1328 (56) | 1108 (56) | 220 (52) | 0.23 |
| Race, n (%) | ||||
| Non-Hispanic White | 1542 (83) | 1340 (85) | 202 (66) | |
| Non-Hispanic Black | 441 (7) | 328 (7) | 113 (15) | <0.001 |
| Mexican American | 521 (3) | 389 (2) | 132 (5) | |
| Other Hispanics/other race | 154 (7) | 114 (6) | 40 (14) | |
| Education, n (%) | ||||
| < High school | 1101 (30) | 787 (26) | 314 (57) | |
| High school or equivalent | 631 (30) | 549 (31) | 82 (20) | <0.001 |
| > High school | 921 (40) | 831 (43) | 90 (23) | |
| Smoking, n(%) | ||||
| Never | 1256 (62) | 1000 (62) | 256 (65) | |
| Former | 549 (28) | 458 (29) | 91 (26) | 0.77 |
| Current | 170 (9) | 138 (9) | 32 (9) | |
| Diabetes, n (%) | 455 (15) | 338 (14) | 117 (20) | 0.005 |
| Total comorbid conditionsc, n (%) | ||||
| 0 comorbidities | 542 (20) | 444 (20) | 98 (17) | |
| 1–2 comorbidities | 1611 (60) | 1322 (60) | 289 (61) | 0.45 |
| >2 comorbidities | 505 (20) | 405 (20) | 100 (22) |
Note. Unweighted n (weighted %), Bold font: p<0.05
a
Presenting near visual acuity ≤20/40
b
Presenting near visual acuity >20/40
c
Total comorbid conditions include: angina, arthritis, cancer, congestive heart failure, coronary heart disease, high blood pressure, liver disease, myocardial infarct, and stroke.
Abbreviations: PNVI= presenting near visual impairment