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Table 1 Surgeon Demographics at USNWR Hospitals

From: Which surgeon demographic factors influence postoperative complication rates after total knee arthroplasty at U.S. News and World Report top-ranked orthopedic hospitals?

Variables n (%)
Number of Surgeons 660
Hospital Region
  East 219 (33.2)
  Midwest 198 (30.0)
  South 109 (16.5)
  West 134 (20.3)
Teaching Hospital
  Yes 660 (100)
  No 0 (0)
Gender
  Female 11 (1.7)
  Male 649 (98.3)
Physician Type
  MD 643 (97.4)
  DO 17 (2.6)
Age (Years)a 50.8 (9.7)
Age Cohorts (Years)
  ≤ 40 112 (16.9)
  41–50 217 (32.9)
  51–60 223 (33.8)
  61 +  108 (16.4)
Surgeon Volumea 171.9 (175.5)
Surgeon Volume (Cases)
  ≤ 50 163 (24.7)
  51–100 167 (25.3)
  101–229 165 (25.0)
  230 +  165 (25.0)
Residency Reputation
  Top 10 160 (24.2)
  > 10 500 (75.8)
Fellowship Trained
  No 288 (43.2)
  Yes 372 (56.8)
Years in Practicea 18.7 (10.3)
Years in Practice Cohorts
  ≤ 10 166 (25.2)
  11–20 210 (31.8)
  21 +  284 (43.0)
Complication Rate (%)a 2.24 (0.45)
  1. USNWR = United States News & World Report
  2. Values are Reported as N (%) except where specified
  3. aMean (STD)