Research Article
Compound Danshen Dripping Pill for Treating Early Diabetic Retinopathy: A Randomized, Double-Dummy, Double-Blind Study
Table 1
Basic characteristics of study subjects.
| Characteristic | The treated group | The control group |
| Age (years) | 59.54 ± 7.46 (range: 43–67) | 57.86 ± 10.03 (range: 45–64) | Gender, number (%) | | | Male | 18 (64.3%) | 19 (65.5%) | Female | 10 (35.7%) | 10 (34.5%) | Mean duration (years) | 14.52 ± 3.29 (range: 7–21) | 15.74 ± 3.63 (range: 9–21) | Diagnosis, eye/number | | | Mild NPDR | 18 | 19 | Moderate NPDR | 22 | 25 | Severe NPDR | 16 | 14 |
|
|