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Table 8 All patients who underwent UKA and TKA during the study period

From: Unicompartmental knee arthroplasty: A PearlDiver study evaluating complications rates, opioid use and utilization in the Medicare population

  UKA TKA
Total 20,592 110,562
  # % # %
Age
 64 and under 1,709 8% 11,183 10%
 65–69 6,319 31% 30,628 28%
 70–74 5,518 27% 29,247 26%
 75–79 4,005 19% 24,685 22%
 80–84 2,250 11% 14,539 13%
 85 and older 959 5% 5,534 5%
 Unknown 147 1% 1,681 2%
Region
 Midwest 4,502 22% 30,816 28%
 Northeast 2,736 13% 17,703 16%
 South 10,627 52% 43,475 39%
 West 2,732 13% 18,777 17%
 Unknown 0 0% 27 0%
Gender
 Female 10,543 51% 71,394 65%
 Male 9,933 48% 38,214 35%
 Unknown/Other 147 1% 1,681 2%