Abstract P2 Table 1.
2009 (n = 14316)2010 (n = 14652)2011 (n = 14779)Chi-square test
Bronchoscopy (%)514746p<0.001
CT biopsy (%)192122p<0.001
Other biopsy (%)202018p<0.001
Staging procedure (%)232121p<0.001
CT before first appointment (%)242728p<0.001
CT before bronchoscopy (%)707579p<0.001
PET before surgery (%)717173p<0.001
Surgery without histology (%)181610p<0.001