Table 1.

Characteristics of Pennsylvania Hospitals, by Response to Survey

	Responders (n=129)	Non-responders (n=45)
	Mean (SD)	Mean (SD)	P-value
Beds, number	241.5 (185.4)	250.5 (201.0)	0.783
House staff-to-bed ratio	0.079 (0.167)	0.132 (0.209)	0.131
Teaching status*			0.131
No teaching, %	62	46
Minor teaching, %	27	36
Major teaching, %	11	18
Hospital quality score †, compliance %	85.6 (8.3)	85.6 (7.3)	0.979
Urban location, %	14.7	24.4	0.137
Herfindahl-Hirschman index ‡	0.445 (0.317)	0.337 (0.263)	0.028

^*No teaching: house staff-to-bed ratio=0; minor teaching: house staff-to-bed ratio >0 but <0.25; major teaching: house staff-to-bed ratio >0.25

^†Mean compliance with the 10 “Core Measures” of process quality for acute myocardial infarction, congestive heart failure, and pneumonia (U.S. Department of Health and Human Services “Hospital Compare” measures)

^‡Measure of hospital competition in respective county (ranging from 0-1; a higher number implies less competition; 1 represents a county with only 1 hospital)