Research Article

Diabetic Retinopathy Screening Ratio Is Improved When Using a Digital, Nonmydriatic Fundus Camera Onsite in a Diabetes Outpatient Clinic

Table 1

Baseline parameters of patients with type 1 and type 2 diabetes.

CharacteristicsDM type 1
= 112
DM type 2
= 390

Diabetes duration, y 28 ± 1514 ± 10
10 years, (%)12 (10.7%)166 (42.6%)
11–19 years, (%)24 (21.4%)133 (34.1%)
20 years, (%)76 (67.9%)91 (23.3%)
Gender, m/w (% of total)56/56 (50.0%/50.0%)196/194 (50.3%/49.7%)
Age, mean (SD), y52 ± 1765 ± 12
Age, (%)  
60 years74 (66.1%)129 (33.1%)
 61–64 years5 (4.5%)60 (15.4%)
 65–69 years11 (9.8%)46 (11.8%)
 70–74 years14 (12.5%)58 (14.9%)
 75–79 years5 (4.5%)56 (14.4%)
80 years3 (2.7%)41 (10.5%)
BMI, kg/m²25.7 ± 3.933.0 ± 8.2
Hypertension, (%)59 (52.7%)347 (89.0%)
Systolic blood pressure, mmHg135 ± 15138 ± 19
Diastolic blood pressure, mmHg81 ± 1081 ± 12
Nicotine use, (%)8 (7.1%)41 (10.5%)
History of cerebrovascular disease, n (%)4 (3.6%)43 (11.0%)
History of cardiovascular disease, n (%)11 (9.8%)114 (29.2%)
HbA1c (%)7.4 ± 1.17.3 ± 1.5
Triglyceride level (mg/dL)94 ± 55213 ± 217
Total cholesterol level (mg/dL)180 ± 35181 ± 40
LDL cholesterol level (mg/dL)91 ± 2694 ± 32
HDL cholesterol level (mg/dL)70 ± 2248 ± 14
Antidiabetic treatment, n (%)
 Lifestyle0 (0%)34 (8.7%)
 Oral agents0 (0%)159 (40.8%)
 Insulin treatment112 (100%)197 (50.5%)