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Table 6 Kaplan-Meier time-to-event estimates of clinical outcomes

From: A randomized, multi-center, prospective study comparing best medical treatment versus best medical treatment plus renal artery stenting in patients with hemodynamically relevant atherosclerotic renal artery stenosis (RADAR) – one-year results of a pre-maturely terminated study

 

12 months

3 years

Stent

N (%)

(95% CI)

BMT

N (%)

(95% CI)

P value

Stent

N (%)

(95% CI)

BMT

N (%)

(95% CI)

P value

MACCEa

1 (2.9) (0.4, 19.1)

2 (5.3) (1.3, 19.5)

0.526

4 (14.8) (5.8, 35.1)

3 (12.0) (3.5, 36.8)

0.982

Death

1 (2.3) (0.3, 15.4)

1 (3.1) (0.4, 20.2)

0.955

4 (13.8) (5.3, 33.3)

2 (9.2) (2.2, 34.1

0.639

Renal death

1 (2.2) (0.3, 14.7)

0 (0.0)

1.000

1 (2.2) (0.3, 14.7)

0 (0.0)

1.00

Cardiac death

0 (0.0)

0 (0.0)

> 0.999

2 (7.9) (2.0, 28.1)

0 (0.0) (0.0, 0.0)

0.495

Stroke

1 (2.9) (0.4, 19.1)

1 (2.7) (0.4, 17.7)

0.966

1 (2.9) (0.4, 19.1)

2 (9.7) (2.2, 37.3)

0.447

Myocardial infarction

0 (0.0)

0 (0.0)

> 0.999

1 (4.3) (0.6, 27.1)

0 (0.0) (0.0, 0.0)

> 0.999

Hospitalization for congestive heart failure

0 (0.0)

1 (2.6) (0.4, 16.8)

0.477

1 (4.2) (0.6, 26.1)

1 (2.6) (0.4, 16.8)

0.855

Progressive renal insufficiency (i.e. need for dialysis)

1 (2.4) (0.3, 16.1)

1 (2.7) (0.4, 17.7)

0.978

1 (2.4) (0.3, 16.1)

1 (2.7) (0.4, 17.7)

0.978

Permanent renal replacement therapy

1 (2.4) (0.3, 16.1)

0 (0.0)

> 0.999

1 (2.4) (0.3, 16.1)

0 (0.0)

> 0.999

Target vessel (re)vascularization

1 (3.0) (0.4, 19.6)

4 (11.0) (4.3, 26.8)

0.142

1 (3.0) (0.4, 19.6)

8 (29.4) (15.4, 51.6)

0.008

Target lesion (re)vascularization

1 (3.0) (0.4, 19.6)

4 (11.0) (4.3, 26.8)

0.142

1 (3.0) (0.4, 19.6)

8 (29.4) (15.4, 51.6)

0.008

  1. Data are displayed as number (percentage) (95% CI). BMT best medical treatment, MACCE major adverse cardiac and cerebrovascular event
  2. aComposite of cardiac death, stroke, myocardial infarction and hospitalization for congestive heart failure