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Table 1 Patient characteristics

From: An acute increase in Left Atrial volume and left ventricular filling pressure during Adenosine administered myocardial hyperaemia: CMR First-Pass Perfusion Study

Clinical history

All

(N = 33)

Male

(N = 24)

Female

(N = 9)

P-value

Age (years)

63 ± 13

62.6 ± 12

64 ± 15

0.78

Current smoker (no. [%])

9 (27%)

8 (33%)

1 (11%)

0.21

Hypertension (no. [%])

9 (27%)

7 (29%)

2 (22%)

0.70

Diabetes Mellitus (no. [%])

10 (30%)

6 (25%)

4 (44%)

0.29

Dyslipidaemia (no. [%])

7 (21%)

6 (25%)

1 (11%)

0.40

Myocardial Infarction (no. [%])

12 (36%)

11 (46%)

1 (11%)

0.07

CABG (no. [%])

4 (12%)

3 (13%)

1 (11%)

0.92

Abnormal ECG (no. [%])

7 (21%)

5 (21%)

2 (22%)

0.93

CMR characteristics

Presence of Infarction (no. [%])

19 (58%)

16 (67%)

3 (33%)

0.09

Perfusion Defect (no. [%])

14 (42%)

12 (50%)

2 (22%)

0.16

LV EDV, (ml/m2)

137 ± 41

150.9 ± 37

101.2 ± 25

< 0.0001

LV ESV, (ml/m2)

53 ± 32

31.8 ± 9

61.2 ± 33

0.01

LV SV, (ml/m2)

82 ± 27

86.3 ± 29

69.3 ± 19

0.11

LV EF, (%)

63 ± 13

68.2 ± 5

61.7 ± 15

0.22

LV Mass (grams)

109 ± 36

120.7 ± 33

76.9 ± 20

< 0.0001

GLS (%)

-19 ± 4

-17.4 ± 4

-21.6 ± 3

< 0.0001

E’ (s − 1)

81 ± 40

69.5 ± 22

112.3 ± 61

< 0.0001

 A’ (s − 1)

82 ± 30

77.1 ± 30

95.9 ± 25

0.11

LAC (ml)

10.5 ± 15

11.2 ± 16

8.8 ± 10

0.69

  1. Abbreviations A’ myocardial late diastolic velocity, CABG coronary artery bypass grafting, CMR cardiovascular magnetic resonance, E’ myocardial early diastolic velocity, ECG electrocardiogram, EDV end-diastolic volume, EF ejection fraction, ESV end-systolic volume, GLS global longitudinal strain, LAC absolute change in left atrial volume pre and post stress perfusion, LV left ventricular, SV stroke volume.