UCD | IPF with VTE¶ | IPF alone+ | OR (95% CI) | p-value |
VTE and IPF | ||||
VTE | 20.9 | |||
IPF | 52.3 | 69.3 | 0.48 (0.45–0.51) | <0.0001 |
Total | 73.2 | 69.3 | 1.21 (1.13–1.30) | <0.0001 |
Cardiac diseases | ||||
Acute MI | 1.7 | 3.0 | 0.56 (0.46–0.71) | <0.0001 |
Chronic ischaemic heart disease | 2.6 | 5.9 | 0.43 (0.35–0.53) | <0.0001 |
CHF/cardiomyopathy | 0.8 | 2.0 | 0.41 (0.29–0.59) | <0.0001 |
Total | 5.2 | 10.9 | 0.45 (0.39–0.51) | <0.0001 |
CVA/stroke | 0.9 | 1.3 | 0.68 (0.48–0.96) | 0.02 |
Infectious diseases | ||||
Pneumonia | 1.3 | 2.3 | 0.55 (0.41–0.73) | <0.0001 |
Sepsis | 0.3 | 0.6 | 0.56 (0.31–0.98) | 0.04 |
Total | 1.6 | 2.8 | 0.55 (0.42–0.71) | <0.0001 |
Other | 18.3 | 14.9 | 1.28 (1.18–1.39) | <0.0001 |
Data are presented as %, unless otherwise stated. International Classification of Diseases (ICD)-9 and ICD-10 codes used for each category can be found in the Appendix. MI: myocardial infarction; CHF: congestive heart failure; CVA: cerebral vascular attack. #: excluding lung cancer and chronic obstructive pulmonary disease;¶: n=3,815; +: n=215,176.