Variable | Quartile 1 | Quartile 2 | Quartile 3 | Quartile 4 |
---|---|---|---|---|
Symptom score | 5 (3–7) | 17 (14–21)*** | 31 (28–35)*** | 51 (43–61)*** |
Male | 79.1 | 68.2 | 49.0 | 44.8*** |
Age, years | 68 ± 14 | 65 ± 16 | 65 ± 17 | 61 ± 17*** |
Diabetic, % | 44.3 | 44.3 | 46.2 | 50.0 |
White, % | 43.9 | 50.9 | 45.5 | 31.8 |
Black, % | 37.3 | 28.1 | 27.6 | 36.8 |
Asian, % | 18.9 | 21.0 | 22.5 | 30.5* |
Vintage months | 30.6 (12.5–68.8) | 33.4 (10.1–70.4) | 32.9 (13.6–65.7) | 38.7 (18.5–71.7) |
Weight, kg | 73.0 ± 15.8 | 76.3 ± 16.0 | 74.3 ± 20.8 | 71.0 ± 20.6 |
% weight loss | 2.2 (1.4–3.0) | 2.1 (1.3–2.9) | 2.2 (1.6–3.1) | 2.4 (1.2–3.0) |
UFR, mL/kg.h | 4.2 (4.0–4.8) | 4.1 (4.1–4.7) | 4.1 (4.0–4.7) | 4.1 (4.1–4.7) |
Session hours | 4.0 (3.5–4.0) | 4.0 (3.5–4.0) | 4.0 (3.5–4.0) | 4.0 (3.5–4.0) |
Temp., oC | 35.9 ± 0.7 | 35.8 ± 0.7 | 35.9 ± 0.7 | 35.9 ± 0.7 |
Dial, sodium | 137 ± 1.0 | 137 ± 1.0 | 137 ± 1.0 | 137 ± 1.0 |
Na, gradient | 2 (0 to 4) | 2 (0 to 4) | 2 (− 1 to 4) | 2 (− 1 to 4) |
Qb, mL/min | 322 ± 31 | 323 ± 31 | 320 ± 29 | 322 ± 39 |
Dialyzer, m2 | 1.9 ± 0.3 | 2.0 ± 0.3 | 2.0 ± 3.0 | 1.9 ± 0.3 |
URR, % | 73.8 ± 8.9 | 71.5 ± 9.9 | 73.4 ± 8.5 | 74.5 ± 9.3 |
%SBP > 20 down | 26.1 | 29.8 | 39 | 29.5 |
%SBP > 10 up | 25.5 | 22.4 | 12.8* | 14.8* |
Haemoglobin, g/L | 108.5 ± 14.5 | 108.9 ± 14.8 | 109.4 ± 14.5 | 105.5 ± 13.4 |
Recovery < 1 h | 18.5 | 15.2 | 8.7*** | 7.2*** |
Albumin, g/L | 38.4 ± 4.5 | 38.5 ± 4.6 | 38.2 ± 4.1 | 38.2 ± 4.7 |
CRP, mg/L | 5.0 (2.0–10.0) | 6.0 (3.0–11.0) | 7.0 (3.0–11.0) | 6.0 (2.0–11.0) |
HbA1c | 48 (38–56) | 46 (38–61) | 50 (41–66) | 47 (36–60) |
Glucose, mmol/L | 6.5 (5.1–8.0) | 6.2 (5.5–8.1) | 6.2 (5.2–8.4) | 6.8 (5.5–8.1) |
BNP, ng/L | 3130 (1678–9943) | 3385 (1357–8944) | 4253 (1483–15,112) | 4072 (1443–14,744) |
Frailty | 4 (3–5) | 4 (3–5) | 4 (3–5) | 5 (4–8) |
HGS, kg | 23 ± 10 | 22 ± 11 | 19 ± 10** | 17 ± 9*** |
DT, score | 1.0 (0–3.0) | 2.5 (0–5.0)** | 4.0 (1.5–6.0)* | 5.0 (4.0–8.0)*** |
BP meds, % | 67.4 | 50.3* | 64.1 | 62.3 |