Table 2B:
Logistic regression analysis for the association between residual eGFR, dialysis Kt/V, total weekly Kt/V (including residual kidney function), serum phosphate levels and the presence of pruritus (yes/no) at baseline and 12 months after start dialysis among PD patients.
| Crude | Full model | ||||
|---|---|---|---|---|---|
| Pruritus | N | OR | 95% CI | OR | 95% CI |
| Baseline, N = 670 | |||||
| No pruritus (score 1) | |||||
| Reference | 176 | 1.00 | 1.00 | ||
| Pruritus (score 2–5) | |||||
| eGFR, per 1 mL/min/1.73 m2 increase | 494 | 0.94 | 0.88; 1.00 | 0.94 | 0.88; 1.00 |
| Dialysis Kt/V, per 1 unit increase | 494 | 0.99 | 0.64; 1.55 | 1.00 | 0.60; 1.66 |
| Total weekly Kt/V, per 1 unit increase | 494 | 0.76 | 0.57; 1.01 | 0.74 | 0.54; 1.01 |
| Phosphate (PO4), per 1 mmol/L increase | 494 | 1.82 | 1.20; 2.76 | 1.74 | 1.14; 2.66 |
| 12 months, N = 490 | |||||
| No pruritus (score 1) | |||||
| Reference | 96 | 1.00 | 1.00 | ||
| Pruritus (score 2–5) | |||||
| eGFR, per 1 mL/min/1.73 m2 increase | 394 | 0.88 | 0.82; 0.95 | 0.88 | 0.80; 0.95 |
| Dialysis Kt/V, per 1 unit increase | 394 | 1.13 | 0.70; 1.81 | 1.15 | 0.70; 1.89 |
| Total weekly Kt/V, per 1 unit increase | 394 | 0.66 | 0.47; 0.92 | 0.63 | 0.45; 0.89 |
| Phosphate (PO4), per 1 mmol/L increase | 394 | 1.76 | 1.04; 2.99 | 1.81 | 1.06; 3.10 |
Full model = adjusted for age, sex, smoking and diabetes mellitus.
Kt/V, a number used to quantify hemodialysis and peritoneal dialysis treatment adequacy.