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Table 1 Demographics, fluid removal data and pretreatment hemodynamics of the IDH and non IDH groups

From: The value of non-invasive measurement of cardiac output and total peripheral resistance to categorize significant changes of intradialytic blood pressure: a prospective study

Parameter

All

Non IDH

IDH

IDH vs. Non IDH

Demographics (Mean ± STD) or (n, %)

P value

 No. of patients

27

21 (77.8%)

6 (22.2%)

 

 Male (n, %)

12 (44.4%)

8 (38.1%)

4 (66.7%)

0.230

 Age (y)

65 ± 12

64 ± 12

72 ± 9

0.139

 Weight (kg)

62 ± 12

59 ± 11

72 ± 12

0.015

 BMI (kg/m2)

23.7 ± 3.9

22.6 ± 3.2

27.2 ± 4.6

0.010

 Diabetes (n)

12 (44.4%)

9 (42.9%)

3 (50.0%)

0.072

 Dialysis vintage (m)

93 ± 54

104 ± 56

55 ± 16

0.043

Fluid removal data(Mean ± STD)

P value

 TFR [ml]

1867 ± 891

1700 ± 815

2450 ± 969

0.068

 Treatment duration (hh:mm)

3:29 ± 0:28

3:28 ± 0:31

3:36 ± 0:18

0.555

 UFR [ml/kg/h]

8.8 ± 3.7

8.7 ± 4.0

9.2 ± 2.3

0.750

Pretreatment Hemodynamics(Mean ± STD)

P value

 SBP [mmHg]

136 ± 22

136 ± 22

135 ± 22

0.987

 MAP [mmHg]

90 ± 13

91 ± 13

84 ± 13

0.218

 CI [l/min/m2]

3.7 ± 0.8

3.8 ± 0.8

3.2 ± 0.7

0.115

 CPI [W/m2]

0.74 ± 0.22

0.78 ± 0.21

0.61 ± 0.20

0.086

 TPRI [dyn*sec/cm*m2]

2058 ± 503

2024 ± 519

2178 ± 465

0.519

 TBW [% of body weight]

54.2 ± 8.2%

55.8 ± 8.2%

48.5 ± 6.0%

0.055

  1. CI Cardiac index, CPI Cardiac power index, MAP Mean arterial pressure, TFR Total fluid removed, TPRI Total peripheral resistance index, SBP Systolic BP, STD Standard deviation, UFR Ultra filtration rate, TBW Total body water