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. 2021 Jan 18;23(4):632–643. doi: 10.1002/ejhf.2083

Table 2.

Clinical outcomes according to chronic obstructive pulmonary disease status

Without COPD(n = 4159) With COPD(n = 585)
Primary outcome
Events, n (%) 744 (17.9) 144 (24.6)
Event rate/100 person‐ years 13.0 (12.1–14.0) 18.9 (16.0–22.2)
HR 1.00 (ref.)

1.44 (1.21–1.72)

<0.001

HR‐1 1.00 (ref.)

1.26 (1.05–1.52)

0.014

HR‐2 1.00 (ref.)

1.24 (1.03–1.50)

0.023

Worsening HF event
Events, n (%) 456 (11.0) 107 (18.3)
Event rate/100 person‐years 8.0 (7.3–8.8) 14.0 (11.6–17.0)
HR 1.00 (ref.)

1.74 (1.41–2.15)

<0.001

HR‐1 1.00 (ref.)

1.53 (1.22–1.90)

<0.001

HR‐2 1.00 (ref.)

1.51 (1.21–1.89)

<0.001

First HF hospitalization
Events, n (%) 443 (10.7) 106 (18.1)
Event rate/100 person‐years 7.7 (7.1–8.5) 13.9 (11.5–16.8)
HR 1.00 (ref.)

1.78 (1.44–2.20)

<0.001

HR‐1 1.00 (ref.)

1.58 (1.26–1.97)

<0.001

HR‐2 1.00 (ref.)

1.57 (1.25–1.96)

<0.001

Urgent visit for HF
Events, n (%) 30 (0.7) 3 (0.5)
Event rate/100 person‐years 0.5 (0.4–0.7) 0.4 (0.1–1.1)
HR 1.00(ref.)

0.75 (0.23–2.45)

0.629

HR‐1 1.00 (ref.)

0.63 (0.19–2.12)

0.453

HR‐2 1.00 (ref.)

0.54 (0.16–1.86)

0.332

CV death
Events, n (%) 424 (10.2) 76 (13.0)
Event rate/100 person‐years 7.1 (6.4–7.8) 9.1 (7.2–11.4)
HR 1.00 (ref.)

1.28 (1.00–1.63)

0.049

HR‐1 1.00 (ref.)

1.10 (0.85–1.42)

0.453

HR‐2 1.00 (ref.)

1.08 (0.84–1.39)

0.553

Total HF hospitalization/CV death
Events, n 1070 239
Event rate/100 person‐years 17.9 (16.8–19.0) 28.8 (25.3–32.7)
RR 1.00 (ref.)

1.59 (1.31–1.93)

<0.001

RR‐1 1.00 (ref.)

1.40 (1.15–1.72)

0.001

RR‐2 1.00 (ref.)

1.39 (1.14–1.70)

0.001

Non‐CV death
Events, n (%) 74 (1.8) 31 (5.3)
Event rate/100 person‐years 1.2 (1.0–1.5) 3.7 (2.6–5.2)
HR 1.00 (ref.)

2.99 (1.97–4.56)

<0.001

HR‐1 1.00 (ref.)

2.18 (1.38–3.42)

0.001

HR‐2 1.00 (ref.)

2.23 (1.42–3.51)

0.001

All‐cause death
Events, n (%) 498 (12.0) 107 (18.3)
Event rate/100 person‐years 8.3 (7.6–9.1) 12.7 (10.5–15.4)
HR 1.00 (ref.)

1.53 (1.25–1.89)

<0.001

HR‐1 1.00 (ref.)

1.27 (1.02–1.58)

0.031

HR‐2 1.00 (ref.)

1.26 (1.01–1.57)

0.041

KCCQ total symptom score (change assessed at 8 months)
Mean change ± SD 4.8 ± 18.9 4.1 ± 19.8
Difference a −0.67 (−2.52–1.18)
Proportion with ≥5 increase 55.4 49.0
Proportion with ≥5 decrease 28.3 35.0

COPD, chronic obstructive pulmonary disease; CV, cardiovascular; HF, heart failure; HR, hazard ratio; KCCQ, Kansas City Cardiomyopathy Questionnaire; RR, rate ratio; SD, standard deviation.

Risk and rate ratios adjusted for randomized treatment and previous HF hospitalization at baseline (except non‐CV and all‐cause death) and stratified by diabetes status.

Worsening HF event‐HF hospitalization/urgent visit requiring intravenous therapy for HF.

Model 1 adjusted for age, sex, region, systolic blood pressure, history of atrial fibrillation, New York Heart Association class III/IV, left ventricular ejection fraction, N‐terminal pro B‐type natriuretic peptide (log), estimated glomerular filtration rate and smoking status.

Model 2 adjusted the same as Model 1 and for baseline beta‐blocker and mineralocorticoid receptor antagonist prescription.

a

Indicates difference in means between patients with COPD and without COPD.