Table 1.
Baseline patient characteristics.
| Total (n = 276) | Shorter PDC group (n = 184) | Longer PDC group (n = 92) | P | |
|---|---|---|---|---|
| Age, years | 53.6 ± 13.2 | 53.6 ± 13.4 | 53.6 ± 13.0 | 0.982 |
| Sex, male, n (%) | 191 (69.2) | 121 (65.8) | 70 (76.1) | 0.080 |
| Body mass index, kg/m2 | 24.1 ± 3.9 | 24.1 ± 4.0 | 24.1 ± 3.6 | 0.994 |
| Primary kidney disease, n (%) | ||||
| Diabetes mellitus | 131 (47.5) | 90 (48.9) | 41 (44.6) | 0.495 |
| Hypertension | 68 (24.6) | 47 (25.5) | 21 (22.8) | 0.621 |
| Glomerulonephritis | 41 (14.9) | 28 (15.2) | 13 (14.1) | 0.811 |
| Polycystic kidney disease | 6 (2.2) | 2 (1.1) | 4 (4.3) | 0.098 |
| Others | 30 (10.9) | 17 (9.2) | 13 (14.1) | 0.218 |
| Comorbidities, n (%) | ||||
| Diabetes mellitus | 154 (55.8) | 102 (55.4) | 52 (56.5) | 0.864 |
| Hypertension | 257 (93.1) | 173 (94.0) | 84 (91.3) | 0.401 |
| Congestive heart failure | 19 (6.9) | 16 (8.7) | 3 (3.3) | 0.093 |
| Cerebrovascular accident | 14 (5.1) | 8 (4.3) | 6 (6.5) | 0.561 |
| Peripheral vascular disease | 7 (2.5) | 5 (2.7) | 2 (2.2) | 0.807 |
| Liver cirrhosis | 9 (3.3) | 8 (4.3) | 1 (1.1) | 0.280 |
| Cancer | 13 (4.7) | 8 (4.3) | 5 (5.4) | 0.765 |
| Smoking, n (%) | 0.944 | |||
| None | 143 (51.8) | 95 (51.6) | 48 (52.2) | |
| Ex-smoker | 82 (29.7) | 54 (29.3) | 28 (30.4) | |
| Current smoker | 51 (18.5) | 35 (19.0) | 16 (17.4) | |
| Starting PD mode, n (%) | 0.361 | |||
| CAPD | 230 (83.3) | 156 (84.8) | 74 (80.4) | |
| APD | 46 (16.7) | 28 (15.2) | 18 (19.6) | |
| Education (n = 196), n (%) | 0.300 | |||
| ≤ 12 years | 114 (58.2)) | 77 (55.8) | 37 (63.8) | |
| > 12 years | 82 (41.8) | 61 (44.2) | 21 (36.2) | |
| Marital status, n (%) | 0.414 | |||
| Single/divorced/separate/widowed | 90 (32.6) | 63 (34.2) | 27 (29.3) | |
| Married | 186 (67.4) | 121 (65.8) | 65 (70.7) | |
| Living alone, n (%) | 42 (15.2) | 26 (14.1) | 16 (17.4) | 0.477 |
| Employment, n (%) | 0.670 | |||
| Jobless including students | 142 (51.4) | 93 (50.5) | 49 (53.3) | |
| Employed | 134 (48.6) | 91 (49.5) | 43 (46.7) | |
| Self-ambulatory, n (%) | 0.305 | |||
| No | 4 (1.4) | 4 (2.2) | 0 | |
| Yes | 272 (98.6) | 180 (97.8) | 92 (100.0) | |
| Caregiver-assisted PD, n (%) | 0.530 | |||
| No | 254 (92.0) | 168 (91.3) | 86 (93.5) | |
| Yes | 22 (8.0) | 16 (8.7) | 6 (6.5) | |
| PD nurse advice after working hours, n (%) | 93 (33.7) | 41 (22.3) | 52 (56.5) | < 0.001 |
| Average duration during one training session < 2 h, n (%) | 205 (74.3) | 154 (83.7) | 51 (55.4) | < 0.001 |
| Total training time > 5 h, n (%) | 134 (48.6) | 112 (60.9) | 22 (23.9) | < 0.001 |
PDC patient–doctor contract, PD peritoneal dialysis, CAPD continuous ambulatory peritoneal dialysis, APD automated peritoneal dialysis.