Trends in hospitalization and in-hospital mortality rates among patients with lung cancer in Spain between 2010 and 2020

Table 2 Characteristics of patients hospitalized for lung cancer by year in Spain from 2010 to 2020

	2010	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020	Total	p
Age (years)^a	66.8	66.9	66.9	67.1	67.1	67.3	67.3	67.6	67.6	67.9	68.0	67.3	< 0.001
Age (years)^a	(± 11.3)	(± 11.3)	(± 11.3)	(± 11.2)	(± 11.1)	(± 11.0)	(± 11.0)	(± 10.9)	(± 10.7)	(± 10.5)	(± 10.5)	(± 11.0)	< 0.001
Charlson 0^b	6148	6156	6223	5716	5985	6280	6744	6577	6202	5777	4851	66,659	< 0.001
Charlson 0^b	(22.3%)	(22.1%)	(22.1%)	(20.0%)	(20.6%)	(21.1%)	(23.5%)	(22.2%)	(21.0%)	(19.5%)	(18.2%)	(21.1%)	< 0.001
Charlson 1–2	18,609	18,764	18,967	19,456	19,497	19,993	18,650	19,386	19,301	19,397	17,572	209,592	< 0.001
Charlson 1–2	(67.5%)	(67.3%)	(67.3%)	(68.2%)	(67.0%)	(67.0%)	(64.9%)	(65.4%)	(65.4%)	(65.3%)	(66.1%)	(66.5%)	< 0.001
Charlson ≥ 3	2818	2962	3004	3340	3600	3560	3342	3696	3992	4523	4175	39,012	< 0.001
Charlson ≥ 3	(10.2%)	(10.6%)	(10.7%)	(11.7%)	(12.4%)	(11.9%)	(11.6%)	(12.5%)	(13.5%)	(15.2%)	(15.7%)	(12.4%)	< 0.001

^aAge expressed as mean (± SD); ^bCharlson index expressed as number of patients (%)

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