Table 3 Association between co‐morbidity and type of surgery for patients diagnosed 1993–8 (n = 1844).

	Charlson co‐morbidity index (%)
	0	1–2	3–4	5+
Lobectomy	506 (47.8)	471 (44.5)	71 (6.7)	10 (0.9)
Bilobectomy	93 (53.8)	71 (41.0)	8 (4.6)	1 (0.6)
Pneumonectomy	298 (58.9)	190 (37.5)	17 (3.4)	1 (0.2)
Sublobar resection	48 (44.9)	47 (43.9)	11 (10.3)	1 (0.9)
Total	945 (51.2)	779 (42.2)	107 (5.8)	13 (0.7)