Table 3 Baseline characteristics

N

29

51

80

Gender = Female (%)

10 (34.5)

24 (47.1)

34 (42.5)

Age (mean (SD))

72.2 (10.7)

76.5 (8.5)

74.9 (9.5)

BMI kg/m2 (mean (SD))

26.6 (5.5)

27.1 (6.2)

26.9 (5.9)

History of DM (%)

6 (20.7)

13 (25.5)

19 (23.8)

History of COPD (%)

5 (17.2)

8 (15.7)

13 (16.2)

Atrial fibrillation at admission (%)

13 (44.8)

25 (49.0)

38 (47.5)

Admitted with ADHF in past year (%)

7 (24.1)

19 (37.3)

26 (32.5)

History of valvular disease (%)

20 (69.0)

34 (66.7)

54 (67.5)

Ischaemic aetiology (%)

14 (48.3)

27 (52.9)

41 (51.2)

Polyclinic patient (%)

1 (3.4)

15 (29.4)

16 (20.0)

NYHA class at discharge (%)

 II

5 (17.2)

7 (13.7)

12 (15.0)

 III

19 (65.5)

31 (60.8)

50 (62.5)

 III-IV

5 (17.2)

13 (25.5)

18 (22.5)

Left Ventricular Ejection Fraction (%)

 Preserved

11 (37.9)

20 (39.2)

31 (38.8)

 Moderately reduced

11 (37.9)

11 (21.6)

22 (27.5)

 Reduced

7 (24.1)

20 (39.2)

27 (33.8)

NT-proBNP at admission pg/ml (median [IQR])

3440.0

[2617.0, 5241.0]

6781.0

[3884.5, 14,211.5]

5604.0

[3038.5, 10,005.2]

NT-proBNP at discharge pg/ml (median [IQR])

1892.0

[728.0, 2376.0]

5942.0

[3056.5, 10,968.0]

3505.0

[1911.5, 7860.8]

NT-proBNP change % (mean (SD))

-57.9 (24.3)

-6.1 (54.2)

-24.8 (51.9)

ELAN-HF score (median [IQR])

3.0 [2.0, 4.0]

6.0 [5.0, 7.0]

5.0 [3.8, 6.0]

ELAN-HF score risk category (%)

 Low

10 (34.5)

0 (0.0)

10 (12.5)

 Intermediate

19 (65.5)

0 (0.0)

19 (23.8)

 High

0 (0.0)

41 (80.4)

41 (51.2)

 Very high

0 (0.0)

10 (19.6)

10 (12.5)

EHFScBS-9 score normalized (median [IQR])

61.1 [50.0, 75.0]

69.4 [61.1, 77.8]

68.1 [58.3, 77.8]

Outcome (%)

 Event-free

20 (69.0)

16 (31.4)

36 (45.0)

 Readmission

6 (20.7)

17 (33.3)

23 (28.7)

 Mortality

3 (10.3)

6 (11.8)

9 (11.2)

 Readmission and mortality

0 (0.0)

12 (23.5)

12 (15.0)