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Table 1 Participant characteristics

From: Imaging, biomarker and invasive assessment of diffuse left ventricular myocardial fibrosis in atrial fibrillation

Characteristic

Distribution

Age (years)

56.7 ± 12.7

BMI (kg/m2)

27.5 (5.9)

Sex

 Female

9 (29.0)

 Male

22 (71.0)

AF classification

 Paroxysmal

25 (80.6)

 Non-paroxysmal

6 (19.4)

Time since AF diagnosis (months)

51.3 (53.9)

In AF during CMR scan

9 (29.0)

Diabetes mellitus

1 (3.2)

Ischaemic heart disease

2 (6.5)

Hypertension

9 (29.0)

Systolic blood pressure (mmHg)

125 ± 23

Diastolic Blood pressure (mmHg)

78 ± 15

LA Volume (ml)

102 ± 40

minimum 47.5, maximum 195.4

LV end-diastolic volume (ml)

158 ± 37

LV stroke volume (ml)

93 ± 24

Cardiac output (L/min)

6.3 ± 1.6

LV ejection fraction (%)

59.2 ± 7.1

LV Mass (g)

87.3 ± 24.7

Native T1 (ms)

985 ± 35.5

LV ECV (%)

24.1 ± 2.5

Mean LA pressure (mmHg)

9.0 (5.0)

LA low voltage area (%)

20.5 ± 7.1

ICTP (ng/ml)

317.1 ± 190.1

Gal-3 (ng/ml)

36.4 ± 32.9

PIIINP (pg/ml)

76.4 ± 46.4

  1. AF Atrial fibrillation, BMI Body mass index, ECV Extracellular volume fraction, gal-3 Galectin 3, ICTP Type I collagen C terminal peptide, LA Left atrial, LV Left ventricular, LVEF Left ventricular ejection fraction, PIIINP Type III procollagen N terminal peptide