Table 1.
Baseline characteristics of peritoneal dialysis patients stratified by kidney size (n = 83).
| Variable | All patients (n = 83) | Diabetic patients with enlarged or normal kidney size (n = 67) | Diabetic patients with small kidney size (n = 16) | P value |
|---|---|---|---|---|
| Demographics | ||||
| Age, years | 69.70 ± 11.57 | 68.03 ± 11.26 | 76.63 ± 10.63 | 0.007** |
| Female sex, n (%) | 40 (48.2) | 28 (41.8) | 12 (75.0) | 0.017* |
| Biopsy-proved glomerulonephritis, n (%) | 1 (1.2) | 1 (1.5) | 0 (0.0) | 1.000 |
| Polycystic kidney disease, n (%) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 1.000 |
| Hypertension, n (%) | 75 (90.4) | 61 (91.0) | 14 (87.5) | 0.666 |
| Cardiovascular disease, n (%) | 34 (41.0) | 26 (38.8) | 8 (50.0) | 0.413 |
| Chronic liver disease, n (%) | 5 (6.0) | 3 (4.5) | 2 (12.5) | 0.226 |
| Hepatitis B virus carrier, n (%) | 10 (12) | 9 (13.4) | 1 (6.3) | 0.428 |
| Hepatitis C virus carrier, n (%) | 6 (7.2) | 5 (7.5) | 1 (6.3) | 0.866 |
| Body mass index, kg/m2 | 25.47 ± 3.71 | 25.77 ± 3.59 | 24.29 ± 4.09 | 0.154 |
| Smoking habit, n (%) | 15 (18.1) | 13 (19.4) | 2 (12.5) | 0.519 |
| Alcohol consumption, n (%) | 7 (8.4) | 6 (9.0) | 1 (6.3) | 0.726 |
| Immunosuppressive medications | 0 (0) | 0 (0) | 0 (0) | 1.000 |
| Duration of peritoneal dialysis, month | 42.82 ± 3.72 | 39.16 ± 32.22 | 59.14 ± 35.33 | 0.701 |
| Duration of diabetes mellitus, month | 174.69 ± 1158.67 | 151.44 ± 85.31 | 272.09 ± 305.09 | 0.006** |
| Hypoglycemic therapy | 0.455 | |||
| Oral hypoglycemic agents, n (%) | 59 (71.1) | 47 (70.1) | 12 (75.0) | |
| Insulin, n (%) | 18 (21.7) | 16 (23.9) | 2 (12.5) | |
| Oral hypoglycemic agents and insulin, n (%) | 6 (0.72) | 4 (0.60) | 2 (12.5) | |
*P < 0.05; **P < 0.01.