Table 1 Demographic characteristics of participants at baseline

Age (y), mean (SD)

70.8 (10.0)

66.1 (7.9)

59.1 (11.6)

Sex (n, % male)

9 (75%)

11 (92%)

8 (67%)

eGFR^a (mL/min/1.73 m2), mean (SD)

42.1 (8.0)

38.9 (13.6)

40.6 (12.7)

Smoker (n)

1

1

0

Hypertension (n)

3

4

4

History of myocardial infarction (n)

3

2

0

History of atrial fibrillation (n)

1

1

0

History of stroke (n)

3

0

0

History of transient ischaemic attack (n)

1

0

0

History of heart failure (n)

0

0

1

History of aortic aneurysm (n)

0

1

1

CKD duration (y), mean (SD)

10.3 (8.8)

5.8 (6.0)

9.7 (10.5)

ACE-I^b/ ARB^c (n)

11

9

9

β-blockers (n)

6

8

4

Calcium channel blockers (n)

10

8

4