Exhibit 3.2. Most Frequent All-listed Procedures by Age Number and Percent Distribution of Discharges for the Most Frequent All-listed Inpatient Hospital Procedures by Age Group, 1997, 2004, and 2005
Age Group and All-listed Procedure CCS Condition Category and Namee Number of Discharges in Thousands Standard Errors in Thousands Percent of All Discharges Percent of Age-specific Discharges
1997 2004 2005 1997 2004 2005 1997 2004 2005 1997 2004 2005
All discharges, all ages† 34,678.7 38,661.8 39,163.8 653.510 707.463 765.017 100.0 100.0 100.0      
< 1 year 4,426.1 4,897.6 4,977.5 142.576 156.010 166.359 12.8 12.7 12.7 100.0 100.0 100.0
115 Circumcision 1,158.8 1,206.3 1,231.9 48.532 49.174 50.296 3.3 3.1 3.1 26.2 24.6 24.7
228 Prophylactic vaccinations and inoculations 548.8 793.8 865.4 80.286 83.731 87.366 1.6 2.1 2.2 12.4 16.2 17.4
220 Ophthalmologic and otologic diagnosis and treatment (vision and hearing diagnosis and treatment) * 339.2 471.0 * 62.719 77.002 * 0.9 1.2 * 6.9 9.5
216 Respiratory intubation and mechanical ventilation 162.8 213.9 195.7 9.502 17.472 12.352 0.5 0.6 0.5 3.7 4.4 3.9
4 Diagnostic spinal tap 146.7 103.9 125.2 10.221 8.211 12.958 0.4 0.3 0.3 3.3 2.1 2.5
1-17 years 1,820.7 1,784.5 2,059.1 93.156 115.169 173.661 5.3 4.6 5.3 100.0 100.0 100.0
80 Appendectomy (removal of appendix) 74.1 87.4 94.5 2.822 4.976 7.049 0.2 0.2 0.2 4.1 4.9 4.6
224 Cancer chemotherapy 42.9 45.7 63.9 7.076 7.914 12.329 0.1 0.1 0.2 2.4 2.6 3.1
222 Blood transfusion 26.2 52.2 59.1 4.908 7.588 10.384 0.1 0.1 0.2 1.4 2.9 2.9
140 Repair of obstetric laceration 58.1 53.1 54.1 2.610 2.518 3.188 0.2 0.1 0.1 3.2 3.0 2.6
4 Diagnostic spinal tap 43.3 46.6 49.3 3.472 4.403 5.906 0.1 0.1 0.1 2.4 2.6 2.4
18-44 years 9,443.9 10,323.4 10,040.8 242.041 233.792 255.013 100.0 100.0 100.0 100.0 100.0 100.0
140 Repair of obstetric laceration 1,078.5 1,286.6 1,278.1 44.860 49.483 53.842 3.1 3.3 3.3 11.4 12.5 12.7
134 Cesarean section (C-section) 773.5 1,238.0 1,269.6 30.381 47.273 48.521 2.2 3.2 3.2 8.2 12.0 12.6
139 Fetal monitoring 951.7 1,004.6 875.9 97.819 89.556 74.073 2.7 2.6 2.2 10.1 9.7 8.7
136 Artificial rupture of membranes to assist delivery 706.4 830.4 850.4 52.806 45.897 47.871 2.0 2.1 2.2 7.5 8.0 8.5
133 Episiotomy (surgical incision into the perineum and vagina to prevent traumatic tearing during delivery) 813.0 489.9 418.0 36.079 22.317 19.845 2.3 1.3 1.1 8.6 4.7 4.2
45-64 years 6,496.4 8,546.4 8,660.0 146.189 177.790 201.052 100.0 100.0 100.0 100.0 100.0 100.0
47 Diagnostic cardiac catheterization, coronary arteriography (diagnostic procedure to explore the functioning of the heart) 577.8 680.9 673.7 27.789 30.489 31.343 1.7 1.8 1.7 8.9 8.0 7.8
222 Blood transfusion 247.0 568.1 601.5 18.648 25.667 24.401 0.7 1.5 1.5 3.8 6.6 6.9
70 Upper gastrointestinal endoscopy (procedure to view and biopsy the esophagus, stomach and first portion of intestine through a lighted tube) 275.2 368.9 355.9 7.470 12.096 9.722 0.8 1.0 0.9 4.2 4.3 4.1
45 PTCA (percutaneous transluminal coronary angioplasty, procedure involving use of a balloon-tipped catheter to enlarge a narrowed artery) 247.3 343.7 348.9 16.952 20.007 20.978 0.7 0.9 0.9 3.8 4.0 4.0
216 Respiratory intubation and mechanical ventilation 186.3 312.1 310.2 6.479 10.110 8.333 0.5 0.8 0.8 2.9 3.7 3.6
65+ years 12,482.4 13,059.2 13,374.5 249.169 272.444 314.974 100.0 100.0 100.0 100.0 100.0 100.0
222 Blood transfusion 652.0 1,294.4 1,377.3 35.202 52.478 52.245 1.9 3.3 3.5 5.2 9.9 10.3
47 Diagnostic cardiac catheterization, coronary arteriography (diagnostic procedure to explore the functioning of the heart) 772.6 804.7 788.9 39.528 39.767 38.084 2.2 2.1 2.0 6.2 6.2 5.9
70 Upper gastrointestinal endoscopy (procedure to view and biopsy the esophagus, stomach and first portion of intestine through a lighted tube) 652.5 688.9 666.3 15.520 18.704 18.468 1.9 1.8 1.7 5.2 5.3 5.0
216 Respiratory intubation and mechanical ventilation 431.4 515.9 524.1 11.671 13.169 13.998 1.2 1.3 1.3 3.5 4.0 3.9
45 PTCA (percutaneous transluminal coronary angioplasty, procedure involving use of a balloon-tipped catheter to enlarge a narrowed artery) 298.8 404.7 408.6 21.408 25.931 25.184 0.9 1.0 1.0 2.4 3.1 3.1
Source:AHRQ, Center for Delivery, Organization, and Markets, Healthcare Cost and Utilization Project, Nationwide Inpatient Sample, 1997, 2004, and 2005.
*Statistic has a relative standard error (standard error/weighted estimate) greater than 0.30 and is not considered reliable.
† Includes a small number of discharges (less than 55,000 or 0.1 percent in 2005) with missing age.

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