Prevalence of comorbidities during the 1 year before idiopathic pulmonary fibrosis (IPF) diagnosis

IPF cohort
Primary cohort incident patientsBroad case subgroupNarrow case subgroup
Subjects n420626701685
Pulmonary and respiratory diseases
 Chronic obstructive pulmonary disease28.726.130.7
 Acute bronchitis and bronchiolitis18.818.119.8
 Sleep apnoea8.57.88.6
 Pulmonary embolism2.82.73.4
 Pulmonary hypertension2.72.43.2
 Lung cancer/bronchogenic carcinoma2.72.74.1
Cardiovascular diseases
 Coronary artery disease (exclusive of myocardial infarction)15.714.516.4
 Heart failure9.47.99.1
 Cerebrovascular disease5.65.56.0
 Atrial fibrillation4.23.94.1
 Myocardial infarction2.82.82.9
 Acute coronary syndrome2.22.42.4
 Deep vein thrombosis1.10.91.4
Other diseases
 Gastro-oesophageal reflux disease16.916.518.5
 Rib fractures0.60.40.7
  • Data are presented as %, unless otherwise stated.