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Table 2 Matched analysis—patient demographic characteristics of dialysis patients and the control patients

From: Total knee arthroplasty in dialysis patients: a national in-patient sample-based study of perioperative complications

 

Dialysis group (418)

Control group (409)

Significance

Age in years

65.4 (SD = 9.8)

64.7 (SD = 10.5)

0.3

Female

195 (46.7%)

189 (46.2%)

0.5

Obesity

92 (22%)

90 (22%)

0.9

Race

   

 Caucasian

184 (44%)

184 (44%)

0.5

 African American

145 (34.6%)

145 (35.4%)

0.5

 Hispanic

50 (11.9%)

50 (12.2%)

0.5

 Asian

11 (2.6%)

11 (2.7%)

0.5

 Native American

1.9%

1.9%

0.5

 Other

11 (2.6%)

11 (2.7%)

0.5

  1. Numbers between 1 and 10 were not reported as per healthcare cost and utilization project (HUCP) data agreement
  2. SD, standard deviation