Characteristics of lung cancer among patients with idiopathic pulmonary fibrosis and interstitial lung disease – analysis of institutional and population data

Table 1 Baseline demographics and clinical characteristics of IPF and non-IPF ILD from institutional registry

Variables	IPF		Non-IPF ILD		p-values
Variables	patients	Results	patients	Results	p-values
Age at diagnosis (years)	1108	69 (62–75)	841	59 (50–68)	< 0.001
Gender (% male)	1108	652 (59%)	841	318 (38%)	< 0.001
Ethnicity (% Caucasian)	1108	1007 (91%)	841	712 (85%)	< 0.001
Smoking – Never	1054	361 (34%)	443	193 (44%)	< 0.001
Former		655 (62%)		224 (51%)
Current		38 (4%)		26 (6%)
Prevalence of lung cancer	1108	31 (2.8%)	841	16 (1.9%)	0.20
Mortality over observation period (%)	1108	515 (47%)	841	104 (12%)	< 0.001

Definition of abbreviations: IPF idiopathic pulmonary fibrosis, ILD interstitial lung disease. Mortality based on patient records as deceased at the time of the review of the registry data

ISSN: 1465-993X