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Business Acquisitions (Tables)

9 Months Ended

Sep. 30, 2012

Schedule of Pro Forma Information that Combines the 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 2012 and 2011 as if the transactions had occurred on January 1, 2011 and January 1, 2010, respectively (in thousands, except for per share data):

		Nine Months  Ended September 30,
		2012				2011
Net patient service revenue		$	1,413,535			$	1,368,210
Net income (1)		$	184,384			$	181,623
Net income per share (2):
Basic		$	3.80			$	3.82
Diluted		$	3.72			$	3.73
Weighted average shares (2):
Basic			48,569				47,564
Diluted			49,570				48,683
Effective tax rate (1):			38.8	%			39.0	%

⁽¹⁾ The comparison of net income is affected by the change in the effective tax rate. The effective tax rate was 38.8% for the nine months ended September 30, 2012 as compared to 39.0% for the nine months ended September 30, 2011.

⁽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 nine months ended September 30, 2012 were 48.6 million and 49.6 million, respectively, as compared to 47.6 million and 48.7 million, respectively, for the nine months ended September 30, 2011.

X

- Definition

Tabular disclosure of pro forma results of operations for a material business acquisition or series of individually immaterial business acquisitions that are material in the aggregate.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (h)(2)-(3)

-URI http://asc.fasb.org/extlink&oid=7659399&loc=d3e1392-128463



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 141

-Paragraph 54

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 141

-Paragraph 55

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 141R

-Paragraph 68

-Subparagraph r(2, 3)

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

+ Details

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