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Table 3 Haemodynamics parameters at inclusion and follow-up

From: A prospective observational study comparing a non-operator dependent automatic PWV analyser to pulse pressure, in assessing arterial stiffness in hemodialysis

 

Control Group

Dialysis Group

 

Enrollment visit

Follow-up visits

 

C 0

D 0

D 1

D 2

D 3

D 4

D 5

D 6

D 7

Number of subjects

100

143

130

120

112

99

66

17

6

Ageyears (mean ± SD)

72.0 ± 8.9

71.1 ± 11.9

72.1 ± 11.4

73.3 ± 10.7

73.6 ± 10.4

74.0 ± 10.2

73.9 ± 10.1

70.1 ± 8.0

68.7 ± 12.5

Median

73.1

72.0

73.2

73.8

74.0

74.2

73.7

70.4

66.7

1st Qu.

66.2

65.4

66.3

67.5

68.2

68.6

68.0

64.7

59.6

3rd Qu.

77.6

80.1

80.5

80.9

81.1

81.4

81.1

74.4

76.4

MobPWV unadjustedm/s (mean ± SD)

10.5 ± 1.7

10.6 ± 2.2

10.5 ± 2.0

10.5 ± 2.0

10.8 ± 1.9

10.8 ± 1.9

10.9 ± 2.0

10.0 ± 1.4

9.8±

2.2

Median

10.65

10.80

10.60

10.50

10.80

11.00

11.00

10.10

9.40

1st Qu.

9.40

9.08

9.30

9.10

9.70

9.65

9.38

9.25

8.05

3rd Qu.

11.73

12.00

12.00

11.83

12.10

12.20

11.90

11.05

10.90

MobPWV adjustedm/s (mean ± SD)

6.4±

6.9 ± 2.1

6.8±

6.9±

7.0±

7.1±

7.0±

6.3±

6.1±

Median

6.48

6.85

6.83

6.91

7.13

7.12

6.87

6.29

5.70

1st Qu.

5.37

5.53

5.52

5.70

5.79

6.07

5.81

5.39

4.28

3rd Qu.

7.37

8.39

8.07

8.31

8.37

8.42

8.14

7.07

7.71

Pulse PressuremmHg (mean ± SD)

50.3 ± 12.0

51.4 ± 15.1

51.7 ± 15.5

49.2 ± 13.5

53.2 ± 13.9

52.2 ± 14.0

55.4 ± 12.9

50.5 ± 9.5

50.4 ± 7.0

Median

49.0

50.0

50.6

46.6

52.2

50.4

53.4

51.3

48.6

1st Qu.

42.8

41.0

40.5

39.3

44.3

41.8

46.2

43.1

44.7

3rd Qu.

55.5

59.9

61.3

56.2

60.7

59.7

64.6

56.8

56.5

Systolic BP peripheral mmHg (mean ± SD)

128.7 ± 17.5

126.2 ± 22.9

126.3 ± 22.1

121.4 ± 20.4

126.7 ± 21.3

125.6 ± 22.3

130.6 ± 19.5

125.2 ± 16.3

124.7 ± 12.3

Median

127.5

124.0

124.5

118.0

124.0

127.0

129.5

126.0

123.5

1st Qu.

116.0

110.5

111.8

108.0

114.0

110.8

117.0

111.0

114.3

3rd Qu.

139.3

142.0

140.3

133.0

139.0

140.0

143.0

138.0

135.8

Diastolic BP peripheral mmHg (mean ± SD)

78.4 ± 12.5

74.8 ± 14.0

74.7 ± 12.9

72.2 ± 12.0

73.4 ± 12.8

73.5 ± 13.0

75.3 ± 12.0

74.8 ± 12.1

74.3 ± 10.7

Median

80.0

72.0

74.5

70.0

73.0

73.0

76.0

74.0

71.5

1st Qu.

70.0

65.0

66.0

64.0

65.0

65.0

65.0

67.0

69.3

3rd Qu.

86.0

84.0

82.3

79.0

81.8

82.3

82.5

82.0

77.5

  1. C 0 and D 0: inclusion visits for subjects of the control and dialysis groups respectively; D 1–7 follow-up visits for the dialysis group. The patients were included progressively and for this reason, even if the drop out was only due to deaths, the number of patients decreases from visit 1 to visit 7.