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Table 4 Multivariable Cox regression analysis for the prediction of adverse events

From: Safety and incremental prognostic value of stress cardiovascular magnetic resonance in patients with known chronic kidney disease

 

MACE

Cardiovascular mortality

Hazard ratio

(95% CI)

p value

Hazard ratio

(95% CI)

p value

Model 1*

    

 Age

1.02 (0.99–1.06)

0.17

1.09 (1.05–1.15)

 < 0.001

 Male

0.86 (0.51–1.48)

0.59

0.80 (0.48–1.46)

0.67

 BMI

1.05 (0.99–1.13)

0.12

1.04 (0.95–1.14)

0.397

 Diabetes mellitus

5.22 (0.88–9.50)

 < 0.001

8.27 (3.59–19.1)

 < 0.001

 Hypertension

3.66 (1.99–6.73)

 < 0.001

5.50 (2.26–13.4)

 < 0.001

 Dyslipidemia

0.77 (0.51–1.25)

0.63

0.59 (0.30–1.08)

0.09

 Current or previous smoking

2.81 (1.55–5.11)

 < 0.001

1.36 (0.62–3.09)

0.28

 Family history of CAD

1.08 (0.47–2.46)

0.78

1.90 (0.78–4.50)

0.35

 LVEF

0.92 (0.72–1.19)

0.54

0.87 (0.66–1.22)

0.68

 eGFR

0.83 (0.61–0.97)

0.03

0.71 (0.52–0.89)

0.02

 Time between CKD diagnosis and CMR exam

1.62 (0.91–2.59)

0.19

1.99 (0.91–4.40)

0.10

Model 2

    

 Presence of unrecognized MI

5.07 (3.13–8.21)

 < 0.001

6.15 (2.98–12.1)

 < 0.001

Model 2bis

    

 Presence of inducible ischemia

16.4 (8.31–34.2)

 < 0.001

8.22 (3.08–26.2)

 < 0.001

Model 3

    

 Presence of unrecognized MI

4.67 (2.83–7.68)

 < 0.001

6.21 (3.10–12.5)

 < 0.001

 Presence of inducible ischemia

15.5 (7.72–30.9)

 < 0.001

7.67 (2.61–22.6)

 < 0.001

Model 4§

    

 Presence of unrecognized MI

4.60 (2.80–7.66)

 < 0.001

6.02 (2.89–11.8)

 < 0.001

 Number of segments of inducible ischemia

1.19 (1.10–1.29)

 < 0.001

1.11 (1.04–1.52)

0.021

  1. *Model 1 included traditional CV risk factors: age, male, BMI, diabetes mellitus, hypertension, dyslipidemia, current or previous smoking, family history of CAD, LVEF, eGFR and time between CKD diagnosis and CMR exam
  2. Model 2 included: model 1 + unrecognized MI or inducible ischemia (2 bis)
  3. Model 3 included: model 2 + inducible ischemia
  4. §Model 4 included: model 2 + number of segments with inducible ischemia
  5. BMI body mass index; CAD coronary artery disease; CI confidence interval, CV cardiovascular; LGE late gadolinium enhancement; LVEF left ventricular ejection fraction; MACE major