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Table 3—

Prevalence of retinal lesions by ethnicity

CaucasianChineseSouth AsianOtherP value*
n 770 609 176 50  
Retinopathy (ETDRS score ≥20) 31.3 49.4 46.0 44.0 <0.001 
Severe retinopathy (ETDRS score ≥50) 1.2 3.5 1.7 4.0 <0.05 
Macular edema 2.3 5.4 2.3 10.0 0.001 
Focal arterial narrowing 4.2 3.0 4.6 6.0 NS 
Venous beading 2.1 8.7 6.3 4.0 <0.001 
Arteriovenous nicking 7.5 12.3 8.5 18.0 <0.005 
CaucasianChineseSouth AsianOtherP value*
n 770 609 176 50  
Retinopathy (ETDRS score ≥20) 31.3 49.4 46.0 44.0 <0.001 
Severe retinopathy (ETDRS score ≥50) 1.2 3.5 1.7 4.0 <0.05 
Macular edema 2.3 5.4 2.3 10.0 0.001 
Focal arterial narrowing 4.2 3.0 4.6 6.0 NS 
Venous beading 2.1 8.7 6.3 4.0 <0.001 
Arteriovenous nicking 7.5 12.3 8.5 18.0 <0.005 

Data are %.

*

Adjusted for age, sex, A1C, systolic blood pressure, duration of diabetes, number of glucose-lowering drugs, and insulin use.

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