Hospital discharge survey offers LOS, procedure data.
Data Library: The National Hospital Discharge Survey offers excellent benchmarking data on inpatient length of stay, demographics, and diagnosis and procedure rates. Review some of the results from the National Center for Health Statistics.
D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D003625:Data Collection; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007902:Length of Stay / Q000706:statistics & numerical data*; D008297:Male; D008875:Middle Aged; D009309:National Center for Health Statistics, U.S.; D010351:Patient Discharge / Q000706:statistics & numerical data*; D014481:United States