Hospital Quality Guide Methodology 2006 4
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Pulmonary
The Pulmonary service area rating is based on:
·
Chronic obstructive pulmonary disease
·
Community acquired pneumonia
The Pulmonary service area rating is a weighted star average for these medical issues, based on national
volume. The star averages are based on inhospital mortality, inhospital +1 month mortality, and inhospital
+6 month mortality for community acquired pneumonia; and inhospital and inhospital + 6 month mortality for
chronic obstructive pulmonary disease ratings. To receive a rating in this service area, a hospital had to
have star ratings both medical issues.
Stroke
The Stroke service area rating is based on one medical issue: stroke. To receive a rating in this service
area, a hospital had to have a transfer-out rate of less than 10 percent in the most recent year used (2003
for all payer, 2004 for Medicare). The Stroke service area rating is a weighted star average for stroke, for
inhospital mortality, inhospital +1 month mortality, and inhospital +6 month mortality.
Vascular
The Vascular service area rating is based on:
·
Resection/replacement of abdominal aorta
·
Carotid endarterectomy
·
Peripheral vascular bypass
HealthGrades first calculates the overall star ratings for resection/replacement of abdominal aorta for
inhospital mortality, inhospital +1 month mortality, and inhospital +6 month mortality. The Vascular service
area rating is a weighted star average of the overall resection/replacement of abdominal aorta rating, plus
carotid endarterectomy and peripheral vascular bypass. To receive a rating in this service area, a hospital
had to have star ratings in all three medical issues.