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Table 1 Baseline characteristics

From: Sociodemographic variables associated with risk for diabetic retinopathy

Characteristic

n = 3470

Baseline age, years

62.2 ± 14.6

Sex

 

Female

1615 (46.5)

Male

1855 (53.5)

Race

 

Black

530 (15.3)

Unknown/other/mixed

379 (11.0)

White

2548 (73.7)

Ethnicity

 

Non-Hispanic

3116 (90.2)

Unknown/refused

222 (6.4)

Hispanic

115 (3.3)

Income

 

Low (≤ Q1)

935 (26.9)

Medium (Q1, Q3)

1687 (48.6)

High (≥ Q3)

848 (24.4)

Payor

 

BCBS

830 (23.9)

BCN

588 (16.9)

Medicaid

52 (1.5)

Medicare

1,285 (37.0)

Other commercial

715 (20.6)

  1. Values expressed as mean ± SD or n (%). BCBS: Blue Cross Blue Shield; BCN: Blue Care Network