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Table 1 Characteristics of the Study Subjects

From: One-year mortality and Periprosthetic infection rates after Total knee Arthroplasty in Cancer patients: a population-based cohort study

  Non-cancer Cancer p-value
N = 8784 N = 2196
Age 71.09 ± 7.19 71.4 ± 7.09 0.0739
Age Group    0.9160
 20–39 9 (0.10) 2 (0.09)  
 40–59 593 (6.75) 140 (6.38)  
 60–79 7339 (83.55) 1847 (84.11)  
 > =80 843 (9.60) 207 (9.43)  
Gender    1.0000
 Female 6100 (69.44) 1525 (69.44)  
 Male 2684 (30.56) 671 (30.56)  
CCI    0.8847
 0 1457 (16.59) 355 (16.17)  
 1 2158 (24.57) 556 (25.32)  
 2 2105 (23.96) 520 (23.68)  
 2+ 3064 (34.88) 765 (34.84)  
Comorbidities
 Myocardial infarct 198 (2.25) 59 (2.69) 0.2304
 congestive heart failure 980 (11.16) 254 (11.57) 0.5865
 peripheral vascular 294 (3.35) 73 (3.32) 0.9577
 cerebrovascular disease 1796 (20.45) 458 (20.86) 0.6706
 dementia 231 (2.63) 63 (2.87) 0.5348
 chronic lung disease 3497 (39.81) 869 (39.57) 0.8378
 connective tissue disease 658 (7.49) 149 (6.79) 0.2569
 Ulcer 4583 (52.17) 1134 (51.64) 0.6535
 chronic liver disease 1407 (16.02) 339 (15.44) 0.5058
 Diabetes 2455 (27.95) 617 (28.1) 0.8901
 diabetes with end organ damage 367 (4.18) 102 (4.64) 0.3333
 Hemiplegia 92 (1.05) 22 (1) 0.8506
 moderate or severe kidney disease 642 (7.31) 178 (8.11) 0.2039
 Moderate or severe liver disease  
 AIDS  
Infection 164 (1.87) 38 (1.73) 0.6700
1-year Mortality 146 (1.66) 90 (4.10) <.0001
Chemotherapy 0 (0.00) 708 (32.24)  
Metastasis 0 (0.00) 7 (0.32)