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Table 1 General characteristics and muscle parameters of the study population

From: BMI-stratified cutoff values for spinal sarcopenia in Chinese adults based on CT measures: a multicentre study

 

Total (N = 4120)

Men (N = 1558)

Women (N = 2562)

p values

Age (years)

57.5 ± 12.7

57.5 ± 13.4

57.5 ± 12.3

p = 0.969

Height (cm)

160.9 ± 8.4

167.6 ± 7.1

156.9 ± 6.2

p < 0.001

Weight (kg)

64.4 ± 11. 7

70. 5 ± 12.0

60.6 ± 9.8

p < 0.001

BMI (kg/m2)

24.8 ± 3.6

25.0 ± 3.4

24.6 ± 3.6

p < 0.010

WHR

0.9 ± 0.1

0. 9 ± 0.1

0.9 ± 0.1

p < 0.001

WC (cm)

83.6 ± 10.2

86.8 ± 10.1

81.6 ± 9. 8

p < 0.001

L3-PSMI (cm2/m2)

15.9 ± 3.0

17.3 ± 3.1

15.0 ± 2.6

p < 0.001

L3-PMI (cm2/m2)

6.1 ± 1.8

7.4 ± 1.7

5.3 ± 1.3

p < 0.001

L3-PSMD (HU)

40.3 ± 7.8

43.7 ± 7.1

38.1 ± 7.5

p < 0.001

L3-PMD (HU)

44.1 ± 5.5

46.1 ± 5.2

42.9 ± 5.4

p < 0.001

  1. Note: p values represent the significance of t-tests between men and women. BMI, body mass index; WHR, waist-hip ratio; WC, waist circumference; PSMI, paraspinal muscle index; PMI, psoas muscle index; PSMD, paraspinal muscle density; PMD, psoas muscle density