In 2018, 9.6 million inpatient stays involved operating room (OR) procedures, with a total of 14.4 million OR procedures. Stays involving OR procedures totaled $210.3 billion in aggregate costs. Appendectomy was the most common operating room procedure during inpatient stays for children aged 0-17 in 2018, with over 17,000 performed on females and about 26,000 performed on males.
This Healthcare Cost and Utilization Project (HCUP) Statistical Brief presents statistics on OR procedures performed during inpatient stays using the 2018 National Inpatient Sample (NIS).a Inpatient stays with and without OR procedures are compared in terms of patient characteristics, utilization characteristics, and outcomes. Additionally, the most common all-listed and most costly principal OR procedures are presented overall and by patient sex-age group.
- AHRQ, Healthcare Cost and Utilization Project Statistical Brief #281, Overview of Operating Room Procedures During Inpatient Stays in U.S. Hospitals, 2018.