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