Table 3Number of stays, stays per 10,000 population, and percentage change in rate of the most frequent all-listed procedures for hospital stays by age, 1997 and 2011

Age group and all-listed Clinical Classifications Software (CCS) proceduresNumber of stays with the procedure in thousandsNumber of stays with the procedure per 10,000 populationChange in rate, %
19972011199720111997–2011
All ages, total stays34,67938,5911,2721,2393
< 1 year, total stays*4,4264,26211,79910,66510
  Prophylactic vaccinations and inoculations5491,4481,4633,623148
  Circumcision1,1591,1053,0892,765−10
  Respiratory intubation and mechanical ventilation1631754344391
  Enteral and parenteral nutrition39120104301190
  Diagnostic spinal tap14769391172−56
1–17 years, total stays1,8211,40227120126
  Appendectomy74681110−12
  Blood transfusion**26454664
  Repair of current obstetric laceration584296−31
  Cancer chemotherapy434066−11
  Respiratory intubation and mechanical ventilation3033456
18–44 years, total stays9,4449,3858508273
  Repair of current obstetric laceration1,0791,2719711215
  Cesarean section7731,2487011058
  Artificial rupture of membranes to assist delivery706919648127
  Fetal monitoring9527588667−22
  Blood transfusion**1473431330129
45–64 years, total stays6,4969,6951,1541,1711
  Blood transfusion**24783344101129
  Diagnostic cardiac catheterization, coronary arteriography57854410366−36
  Respiratory intubation and mechanical ventilation186493336080
  Upper gastrointestinal endoscopy, biopsy2754034949−1
  Hemodialysis154363274460
65–84 years, total stays10,12110,5333,3192,95411
  Blood transfusion**5141,270169356111
  Respiratory intubation and mechanical ventilation36660312016941
  Diagnostic cardiac catheterization, coronary arteriography738563242158−35
  Upper gastrointestinal endoscopy, biopsy530483174135−22
  Arthroplasty knee2013746610559
85+ years, total stays2,3623,2836,0475,7235
  Blood transfusion**13840035369797
  Respiratory intubation and mechanical ventilation6514716825653
  Upper gastrointestinal endoscopy, biopsy122136313237−24
  Diagnostic ultrasound of heart (echocardiogram)651011651767
  Treatment, fracture or dislocation of hip and femur8791222159−28
*

Excludes ophthalmologic and otologic diagnosis and treatment, for which data was suppressed in 1997.

**

The number of stays with blood transfusion does not reflect the number of units of blood transfused.

Source: Agency for Healthcare Research and Quality (AHRQ), Center for Delivery, Organization, and Markets, Healthcare Cost and Utilization Project (HCUP), Nationwide Inpatient Sample (NIS), 1997 and 2011

From: Most Frequent Procedures Performed in U.S. Hospitals, 2011

Cover of Healthcare Cost and Utilization Project (HCUP) Statistical Briefs
Healthcare Cost and Utilization Project (HCUP) Statistical Briefs [Internet].

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