Table 1 Patient demographics of 623 adult patients with chronic kidney disease attending for routine outpatient haemodiafiltration treatment. Patient demographics, dialysis prescription, co-morbidity and muscle strength. Results displayed as integers, percentage, mean ± standard deviation or median and interquartile range

Male gender

379 (60.8)

Age, years

64.5 ± 16.2

Diabetic

287 (46.1)

Ethnicity, White

269 (43.2)

Ethnicity, Black

202 (32.4)

Ethnicity, Asian

149 (23.9)

Age, years

64.5 ± 16.2

Venous catheter, access

147 (23.6)

Arterio-venous fistula/graft access

445 (71.4)/31 (5.0)

Pre-dialysis weight, kg

71.5 (61.8–83.9)

Post-dialysis weight, kg

70.0 (60.7–82.1)

Ultrafiltration rate, mL/kg.h

6.0 (3.9–8.0)

Convection volume, L

19.1 (16.0–23.0)

Urea reduction ratio, %

74.6 (69.3–78.9)

Dialysis session time, h

4.0 (3.5–4.0)

Dialysate sodium, mmol/L

136 (136–138)

Dialysate potassium, mmol/L

2.0 (1.0–2.0)

Dialysate calcium, mmol/L

1.0 (1.0–1.25)

Dialysate temperature, °C

35.5 ± 0.7

Dialyzer surface area, m²

2.10 (1.8–2.2)

Tinzaparin, IU

2500 (2500–2500)

Serum sodium, mmol/L

139 ± 3.6

Serum urea, mmol/L

18.2 ± 5.8

Serum creatinine, umol/L

690 (547–861)

C-reactive protein, mg/L

6.0 (2.0–11.0)

Serum albumin, g/L

39 (36–41)

Haemoglobin, g/L

108.0 ± 14.3

Serum pro-brain natriuretic peptide, ng/L

5635 (1566–11,953)

Glycated haemoglobin, mmol/mol

47.5 (37.7–61.7)

Blood sugar, mmol/L

6.5 (5.4–8.2)

Prescribed antihypertensives

375 (60.2)

Myocardial infarction

115 (18.5)

Coronary artery bypass, surgery/stenting

43 (6.9)/58 (9.3)

Peripheral vascular disease

90 (16.4)

Renal artery stenosis/aortic aneurysm

24 (3.9)

Transient ischaemic attack

19 (3.1)

Cerebrovascular accident

65 (10.4)

Cancer

104 (16.7)

Frailty

4 (3–5)

Distress thermometer

3 (0–6)

Hand grip strength, kg

20.4 ± 10.5