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Table 4 Multivariable models comparing WOMAC pain and function by neighborhood immigrant proportion (IP)

From: Living in immigrant communities does not impact total knee arthroplasty outcomes: experience from a high-volume center in the United States

Timepoint

WOMAC pain

Mean ± SE

p-value

WOMAC function

Mean ± SE

p-value

Preoperative

 

0.29

 

0.10

 Immigrant Proportion < 10%

52.56 ± 1.07

 

51.78 ± 1.06

 

 Immigrant Proportion ≥ 40%

51.32 ± 1.22

 

49.88 ± 1.21

 

2-year Postoperative

 

0.60

 

0.58

 Immigrant Proportion < 10%

87.19 ± 0.98

 

84.49 ± 0.98

 

 Immigrant Proportion ≥ 40%

86.62 ± 1.13

 

83.89 ± 1.13

 
  1. SE standard error, WOMAC Western Ontario and McMaster Universities Osteoarthritis Index
  2. Multivariable models adjusted for age, sex, comorbidities (none vs. ≥ 1), live alone, and census tract percent poverty. 2-year models included additional adjustment for BMI and corresponding baseline WOMAC pain or function