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Table 2 The proportion of spirometry use in patients with lung CA and dx of COPD on day of lung CA dx by year

From: A population-based analysis of spirometry use and the prevalence of chronic obstructive pulmonary disease in lung cancer

Year Total Lung CA Patients Lung CA Patients with Known COPD on day of Dx No Spirometry Spirometry Prior to Lung CA Dx Spirometry Post Lung CA Dx
2002 7159 1948 671 (34.5) 1079 (55.4) 198 (10.2)
2003 7143 2020 683 (33.8) 1141 (56.5) 196 (9.7)
2004 7381 2208 723 (32.7) 1253 (56.8) 232 (10.5)
2005 7821 2450 696 (28.4) 1451 (59.2) 303 (12.4)
2006 7841 2539 698 (27.5) 1581 (62.3) 260 (10.2)
2007 7851 2714 735 (27.1) 1634 (60.2) 345 (12.7)
2008 7925 2753 672 (24.4) 1781 (64.7) 300 (10.9)
2009 8098 3072 769 (25.0) 1977 (64.4) 326 (10.6)
2010 9066 3395 812 (23.9) 2227 (65.6) 356 (10.5)
2011 9122 3537 820 (23.2) 2326 (65.8) 391 (11.1)
2012 9371 3663 809 (22.1) 2481 (67.7) 373 (10.2)
2013 8760 3531 785 (22.2) 2363 (66.9) 383 (10.9)
2014 7766 2908 543 (18.7) 2027 (69.7) 338 (11.6)
Total 105,304 36,738 9416 (25.6) 23,321 (63.5) 4001 (10.9)
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