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Table 4 Cross-sectional comparisons of Appendage Lean Mass Index and Lean Mass Index between patients with and without sarcopenia in the 3 time points

From: End-stage knee osteoarthritis with and without sarcopenia and the effect of knee arthroplasty – a prospective cohort study

DXA scores

Time point

Sarcopenia

P valuea

Yes

No

ALMI

Baseline

5.26 ± 0.82

6.11 ± 0.89

< 0.01

6 months

5.22 ± 0.81

6.15 ± 1.01

0.02

12 months

5.38 ± 0.85

6.28 ± 1.03

< 0.01

LMI

Baseline

13.10 ± 1.44

14.96 ± 1.83

< 0.01

6 months

12.99 ± 1.21

15.06 ± 1.97

0.01

12 months

13.39 ± 1.38

15.42 ± 2.01

< 0.01

  1. ALMI appendage lean mass index, Appendage lean mass/height2; LMI lean mass index: total lean mass/height2
  2. a post-hoc Bonferroni log-rank test