Table 1.
Sociodemographic Characteristics by Therapy Modality, at the Beginning of the Follow-up.
| Characteristics | Hemodialysis (n = 5330) |
Peritoneal dialysis (n = 7178) |
P value |
|---|---|---|---|
| Age, median [interquartile range] | 63 [52, 72] | 60 [49, 70] | <.001* |
| Age <65 years, n (%) | 2914 (54.7) | 4475 (62.3) | <.001* |
| Age ≥65 years, n (%) | 2416 (45.3) | 2703 (37.7) | |
| Females, n (%) | 1974 (37.0) | 3271 (45.6) | <.001* |
| Socioeconomic level, n (%) | .002 | ||
| 1 | 1840 (34.5) | 2583 (36.0) | |
| 2 | 169 (3.2) | 287 (4.0) | |
| 3 | 2055 (38.6) | 2807 (39.1) | |
| 5 | 385 (7.2) | 455 (6.3) | |
| No data | 881 (16.5) | 1046 (14.6) | |
| Education level, n (%) | .159 | ||
| Illiterate | 373 (7.0) | 474 (6.6) | |
| Reads and writes | 1319 (24.7) | 1666 (23.2) | |
| Primary | 1935 (36.3) | 2598 (36.2) | |
| Secondary | 1314 (24.7) | 1897 (26.4) | |
| Technical | 112 (2.1) | 163 (2.3) | |
| University | 277 (5.2) | 380 (5.3) | |
| Rural residence, n (%) | 427 (8.0) | 882 (12.3) | < .001* |
| Contributive affiliation type, n (%) | 3599 (67.5) | 4998 (69.6) | .013* |
*
Statistically significant.