Table 2.
Characteristics of participants at examination in the Point-of-Care Diabetic Retinopathy Examination Program (POCDREP, n = 7,733)
| Characteristics | |
|---|---|
| Quartile of poverty, n (%) | |
| < 10% (Q1) | 4,141 (53.55) |
| 10–19.9% (Q2) | 2,669 (34.51) |
| 20–29.9% (Q3) | 438 (5.66) |
| 30–39.9% (Q4) | 338 (4.37) |
| Missing | 147 (1.90) |
| Insurance type, n (%) | |
| Commercial | 2,393 (30.95) |
| Medicaid | 1,479 (19.13) |
| Medicare | 2,505 (32.39) |
| Dual | 698 (9.03) |
| Veterans Affairs | 37 (0.48) |
| Uninsured | 147 (1.90) |
| Missing | 474 (6.13) |
| BMI, mean (SD)a | 33.73 (8.04) |
| BMI categories, n (%) | |
| Underweight (BMI < 18.5) | 39 (0.5) |
| Normal (BMI = 18.5–24.9) | 811 (10.49) |
| Overweight (BMI = 25–29.9) | 1,822 (23.56) |
| Obesity class I (BMI = 30–34.9) | 2,035 (26.32) |
| Obesity class II (BMI = 35–39.9) | 1,424 (18.41) |
| Obesity class III (BMI ≥ 40) | 1,478 (19.11) |
| Missing | 124 (1.60) |
| HbA1C, mean (SD)a | 7.80 (1.98) |
| Smoking status, n (%) | |
| Former smoker | 2,567 (33.2) |
| Never smoked | 3,109 (40.2) |
| Current smoker | 1,836 (23.74) |
| Missing | 221 (2.85) |
Legend: SD Standard deviation, BMI Body mass index, HbA1C Glycated hemoglobin. Missing values are counted as their own category
aBMI and HbA1c had 1.60% (124) and 66.86% (6,717) of missing values, respectively