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Table 2 Crude and adjusted hazard ratios of depression for outpatients and inpatients of COPD compared with non-COPD controls

From: Increased risk and related factors of depression among patients with COPD: a population-based cohort study

Patient group

Event

PY

Incidence

Crude HR

aHR*

    

(95% CI)

(95% CI)

Controls

1477

228176

6.47

1.00

1.00

COPD patients

2632

215852

12.19

1.88 (1.76–2.00)

1.88 (1.77–2.01)

COPD outpatient

2418

202437

11.94

1.85 (1.73–1.97)

1.85 (1.74–1.98)

COPD inpatient

214

13415

15.95

2.40 (2.08–2.77)

2.29 (1.98–2.65)

  1. Per 1,000 person-years for incidence rate.
  2. *Model adjusted for age, sex, urbanization level, income, and the comorbidity.
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BMC Public Health

ISSN: 1471-2458

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