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Table 2 Comparison of postoperative complications between the sarcopenic and non-sarcopenic groups

From: Low muscle mass is an independent risk factor for postoperative blood transfusion in total knee arthroplasty: a retrospective, propensity score-matched cohort study

Characteristics

Total population

(N = 452)

Propensity-matched population

(N = 70)

Low muscle mass

Low muscle mass

Yes

(n = 35)

No

(n = 417)

p-value

OR (95% CI)

Yes

(n = 35)

No

(n = 35)

p-value

OR (95% CI)

Transfusion (%)

10 (28.6)

51 (12.2)

0.009

2.87 (1.25, 6.17)

10 (28.6)

2 (5.7)

0.021

6.60

(1.57, 45.5)

Acute Kidney Injury (%)

1 (2.9)

50 (12.0)

0.14

0.22 (0.01, 1.04)

1 (2.9)

6 (17.1)

0.079

0.14

(0.01, 0.90)

Delirium (%)

4 (11.4)

19 (4.6)

0.087

2.70 (0.75, 7.74)

4 (11.4)

2 (5.7)

0.4

2.13

(0.39, 16.1)

  1. Values are presented as the mean ± standard deviation or number (%). Statistical significance was set at p < 0.05