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Table 1 Demographic, clinical, biochemical, and bioimpedance characteristics in 170 dialysis patients

From: The role of natriuretic peptides in volume assessment and mortality prediction in Haemodialysis patients

Demographic and Clinical Characteristics

Number

170

Age (Years)

66 ± 13

Gender (% Male)

68

Ethnicity (%White)

84

Predialysis weight (kg)

73.7 ± 15.4

Diabetes (%)

26

Cardiac Disease (%)

45

Cancer (%)

13

Charlson Comorbidity Index

5.7 ± 2.1

RRT Vintage (months)

42 [48]

Biochemical Parameters

Serum Sodium (mmol/l)

136.9 ± 3.2

Serum albumin (g/l)

35.5 ± 4.6

Haemoglobin level (g/l)

11.6 ± 1.4

High CRP >5 mg/l (%)

48

KRU (ml/min)

0.3 [1.5]

KRU > 1 ml/min (%)

33

Dialysis Parameters

Dialysis session time (minutes)

184 ± 30

Sessional Kt/V

1.29 ± 0.21

Ultrafiltration volume (litres)

1.7 [1.4]

Clinical Assessment of Volume

Pre-dialysis Systolic BP (mmHg)

151 ± 25

Pre-dialysis Diastolic BP (mm Hg)

79 ± 15

Post-dialysis Systolic BP (mmHg)

137 ± 26

Antihypertensive medication (%)

74

Oedema (%)

37

JVP > 3 cm (%)

38

Basal Crepitations (%)

54

Bioimpedance Parameters

ECFV (l)

17.91 ± 3.98

Ideal ECFV (Chamney)

17.09 ± 4.03

Excess ECFV

0.82 ± 2.46

Natriuretic Peptide levels

Pre-dialysis ANP (pmol/l)

169 [208]

Post-dialysis ANP (pmol/l)

79 [106]

Pre-dialysis BNP (pmol/l)

325 [1206]

  1. RRT renal replacement therapy, CRP C reactive protein, KRU residual urea clearance (ml/min). ECFV extracellular fluid volume, BP blood pressure