Business Acquisitions (Tables)

12 Months Ended

Dec. 31, 2013

Schedule of Pro Forma Information Combines Consolidated Results of Company and Business Acquisitions

The following unaudited pro forma information combines the consolidated results of operations of the Company on a GAAP basis and the acquisitions completed during 2013 and 2012, including adjustments for pro forma amortization and interest expense, as if the transactions had occurred on January 1, 2012 and January 1, 2011, respectively (in thousands, except per share data):


	Years Ended December 31,
	2013			2012
Net patient service revenue	$	2,235,170		$	2,165,561
Net income (1)		287,918			272,657
Net income per share (2):
Basic	$	2.90		$	2.80
Diluted	$	2.85		$	2.74
Weighted average shares (2):
Basic		99,112			97,386
Diluted		100,969			99,382
Effective tax rate (1):		37.44	%		37.94	%

(1)	The comparison of net income is affected by the change in the effective tax rate. The effective tax rate was 37.44% for the year ended December 31, 2013 as compared to 37.94% for the year ended December 31, 2012.

(2)

The comparison of net income per share is affected by the changes in the number of weighted average shares outstanding in each period. The basic and diluted weighted average shares outstanding for the year ended December 31, 2013 were 99.1 million and 101.0 million, respectively, as compared to 97.4 million and 99.4 million, respectively, for the year ended December 31, 2012.