Characteristics of Pennsylvania hospitals, by response to survey
| Responders (n=129) | Non-responders (n=45) | ||
| Mean (SD) | Mean (SD) | p Value | |
| Beds, n | 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 (US Department of Health and Human Services “Hospital Compare” measures).
↵‡ Measure of hospital competition in respective county (ranging from 0 to 1; a higher number implies less competition; 1 represents a county with only 1 hospital).