Table 3 Comparison of characteristics among patients stratified by the risk of sarcopenia

Age, years

65.8±9.5

68.7±7.8

0.023

Sex (male), n (%)

105 (82.0)

57 (76.0)

0.302

Body mass index, kg/m²

23.1±3.0

21.9±3.7

0.015

Serum albumin, g/L

40.5±4.1

39.6±4.6

0.125

Serum prealbumin, mg/L

265.3±49.4

263.0±58.7

0.769

SMI, cm²/m²

43.0±5.3

37.2±6.1

<0.001

Sarcopenia, n (%)

28 (21.9)

48 (64.0)

<0.001

SI

71.6±8.2

53.0±7.4

<0.001

Complications

 Overall complications, n (%)

39 (30.5)

43 (57.3)

<0.001

 Major complications, n (%)

12 (9.4)

15 (20.0)

0.031

 Pneumonia, n (%)

17 (13.3)

24 (32.0)

0.001

 Anastomotic leakage, n (%)

11 (8.6)

15 (20.0)

0.019

 Anastomotic stenosis, n (%)

6 (4.7)

4 (5.3)

0.837

 Incision infection, n (%)

11 (8.6)

7 (9.3)

0.858

 Myocardia arrhythmia, n (%)

9 (7.0)

7 (9.3)

0.557

 LOS of hospital, median (IQR), day

9.5 (8–15)

13 (10–18)

<0.001