Surgeons’ Volume-Outcome Relationship for Lobectomies and Wedge Resections for Cancer Using Video-Assisted Thoracoscopic Techniques

Table 5

Multivariable results for cost, utilization, and adverse events.

	VATS lobectomy		VATS wedge resection
	All surgeons; (including thoracic)	Thoracic surgeons; (only)	All surgeons; (including thoracic)	Thoracic surgeons; (only)
Total 𝑁 (2,698)	716	546	1,982	1,350
Inpatient costs (dollars)
Regression coefficient	−0.066***	−0.098***	−0.0436***	−0.0468***
	[0.0158]	[0.0170]	[0.00904]	[0.0104]
Length of surgery (hours)
Regression coefficient	−0.045***	−0.074***	−0.0475***	−0.0317***
	[0.0135]	[0.0149]	[0.0077]	[0.0084]
Length of stay (days)
Regression coefficient	−0.096***	−0.117***	−0.0778***	−0.0665***
	[0.0207]	[0.0237]	[0.0129]	[0.0141]
Likelihood of adverse events
Regression coefficient	−0.002*	−0.002***	−0.0005	−0.00098
	[0.0009]	[0.0010]	[0.0006]	[0.0007]
Number of adverse events
Regression coefficient	−0.083***	−0.142***	−0.0119	−0.0273
	[0.0396]	[0.0493]	[0.0269]	[0.0292]

Estimated marginal effects are reported, standard deviations are reported in brackets * and *** indicate significance at the 10% and 1% levels.