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Table 2 Haemodynamic data of study patients

From: GLP-1 vasodilatation in humans with coronary artery disease is not adenosine mediated

Variable

GLP-1 group

Saline group

GLP-1 + Theophylline group

Theophylline group

p value

Immediate post PCI

Baseline

Heart rate (bpm)

65.6 (8.9)

79.3 (32.1)

68.5 (9.0)

62.6 (4.6)

0.21

Systolic BP (mmHg)

131.8 (27.5)

133.1 (35.9)

138.3 (20.3)

133.4 (25.7)

0.91

Diastolic BP (mmHg)

59.2 (11.3)

72.3 (17.1)

64.8 (9.4)

66.3 (9.9)

0.14

Pa mmHg

89.7 (16.5)

97.3 (23.4)

95.1 (10.8)

97.6 (14.9)

0.58

Pd mmHg

84.6 (16.5)

93.3 (24.1)

90.5 (9.6)

94.3 (15.1)

0.49

Pd/Pa

0.94 (0.04)

0.95 (0.04)

0.95 (0.04)

0.96 (0.04)

0.51

Tmn (s)

0.87 (0.39)

0.48 (0.23)

0.85 (0.79)

0.48 (0.40)

0.16

BMR

76.3 (37.9)

45.9 (34.7)

78.5 (70.8)

46.6 (44.8)

0.25

Hyperaemia

Pa (mmHg)

81.2 (17.8)

90.6 (19.9)

89.9 (14.1)

86.2 (17.3)

0.49

Pd (mmHg)

71.9 (14.9)

81.6 (19.7)

80.0 (11.7)

79.5 (16.0)

0.44

FFR

0.88 (0.06)

0.89 (0.08)

0.89 (0.05)

0.92 (0.07)

0.41

Tmn (s)

0.24 (0.10)

0.20 (0.07)

0.21 (0.10)

0.24 (0.17)

0.71

CFR

4.0 (2.2)

2.4 (0.8)

4.6 (4.2)

2.1 (0.8)

0.16

IMR

16.3 (10.2)

15.6 (5.8)

16.5 (9.7)

18.8 (14.2)

0.86

CFIP

0.15 (0, 0.23)

0.09 (0, 0.21)

0.12 (0.05, 0.27)

0.18 (0.06, 0.29)

0.78

RRR

5.1 (1.9)

2.9 (1.3)

5.5 (5.4)

2.6 (1.2)

0.13

Post Infusion

Baseline

Heart rate (bpm)

63.0 (13.9)

68.7 (11.9)

68.8 (8.4)

66.0 (12.3)

0.58

Systolic BP (mmHg)

138.3 (22.3)

140.1 (26.1)

134.7 (21.5)

133.0 (23.1)

0.81

Diastolic BP (mmHg)

63.4 (7.8)

71.8 (15.3)

68.3 (13.2)

64.8 (13.1)

0.36

Pa (mmHg)

90.8 (16.6)

89.6 (15.4)

92.6 (15.3)

94.9 (8.6)

0.77

Pd (mmHg)

84.9 (15.9)

86.4 (16.7)

88.6 (14.2)

91.4 (9.0)

0.65

Pd/Pa

0.93 (0.03)

0.96 (0.04)

0.96 (0.04)

0.96 (0.03)

0.11

Tmn (s)

0.63 (0.27)

0.83 (0.41)

0.66 (0.54)

0.52 (0.39)

0.37

BMR

55.4 (30.4)

66.7 (37.2)

57.3 (48.5)

47.8 (38.8)

0.64

Hyperaemia

Pa (mmHg)

80.1 (16.7)

89.6 (15.4)

90.5 (10.9)

89.5 (23.9)

0.38

Pd (mmHg)

71.9 (15.3)

76.2 (17.1)

88.6 (14.2)

82.6 (19.2)

0.14

FFR

0.89 (0.06)

0.89 (0.08)

0.93 (0.03)

0.93 (0.06)

0.24

Tmn (s)

0.29 (0.21)

0.21 (0.07)

0.25 (0.14)

0.26 (0.13)

0.53

CFR

3.0 (2.4)

4.2 (2.0)

2.6 (1.5)

2.1 (1.1)

0.11

IMR

19.7 (14.6)

15.0 (6.2)

20.1 (11.4)

21.2 (12.2)

0.49

CFIP

0.17 (0.00, 0.29)

0.08 (0.00, 0.23)

0.13 (0.05, 0.29)

0.19 (0.07, 0.28)

0.96

RRR

3.61 (2.5)

4.73 (2.3)

2.76 (1.6)

2.46 (1.5)

0.09

  1. Results expressed as mean (SD). Tmn—transit time; Pa—aortic pressure; Pd– distal coronary pressure; BMR—basal microcirculatory resistance = Pa * Tmn baseline * ((Pd − Pw)/(Pa − Pw)); IMR—index of microcirculatory resistance = Pa * Tmnhyperemic * ((Pd − Pw)/(Pa − Pw)); FFR– fractional flow reserve = Pd/Pahyperemic; CFR—coronary flow reserve = Tmnbaseline/Tmnhyperemic; CFIP—Collateral flow index by pressure = (Pw − Pv)/(Pa − Pv)baseline and coronary resistive reserve ratio (RRR) = BMR/IMR