Table 2 All characteristics of the participants (grouped by Sarcopenia or not).

From: Relationship between atherosclerotic burden and sarcopenia in U.S. adults: A cross-sectional study based on the NHANES database

Characteristics

Total (3,397)

N=98,500,644

Without sarcopenia (n = 3,131)

N=92,206,850

With sarcopenia (n = 266)

N=6,293,794

p-value

Muscle mass, Mean ± SD

23.0 ± 6.3

23.2 ± 6.2

21.3 ± 6.1

< 0.001

AIP, Mean ± SD

−0.1 ± 0.4

−0.1 ± 0.3

0.1 ± 0.3

< 0.001

AIP level, n (%)

   

< 0.001

 Q1

849 (25.0)

814 (26)

35 (13.2)

 

 Q2

851 (25.1)

819 (26.2)

32 (12)

 

 Q3

848 (25.0)

757 (24.2)

91 (34.2)

 

 Q4

849 (25.0)

741 (23.7)

108 (40.6)

 

Age, Mean ± SD

39.2 ± 11.5

38.8 ± 11.5

44.2 ± 10.6

< 0.001

Gender, n (%, age)

   

0.03

 Male

1,775 (52.3, 39.3)

1,619 (51.7, 38.9)

156 (58.6, 42.8)

 

 Female

1,622 (47.7, 39.1)

1,512 (48.3, 38.6)

110 (41.4, 46.3)

 

Race, n (%)

   

< 0.001

 Mexican American

496 (14.6)

414 (13.2)

82 (30.8)

 

 Other Hispanic

351 (10.3)

305 (9.7)

46 (17.3)

 

 Non-Hispanic White

1,329 (39.1)

1,242 (39.7)

87 (32.7)

 

 Non-Hispanic Black

658 (19.4)

642 (20.5)

16 (6)

 

 Other Race

563 (16.6)

528 (16.9)

35 (13.2)

 

Hypertension, n (%)

   

< 0.001

 No

2,598 (76.6)

2,424 (77.5)

174 (65.9)

 

 Yes

793 (23.4)

703 (22.5)

90 (34.1)

 

Hypercholesteremia, n (%)

   

< 0.001

 No

2,537 (74.9)

2,376 (76)

161 (61.5)

 

 Yes

850 (25.1)

749 (24)

101 (38.5)

 

Diabetes, n (%)

   

< 0.001

 No

3,080 (90.7)

2,867 (91.6)

213 (80.1)

 

 Yes

253 (7.5)

211 (6.7)

42 (15.8)

 

Borderline

62 (1.8)

51 (1.6)

11 (4.1)

 

Arthritis, n (%)

   

< 0.001

 No

2,907 (85.7)

2,701 (86.3)

206 (77.7)

 

 Yes

486 (14.3)

427 (13.7)

59 (22.3)

 

CHF, n (%)

   

0.002

 No

3,359 (98.9)

3,102 (99.1)

257 (96.6)

 

 Yes

37 (1.1)

28 (0.9)

9 (3.4)

 

CHD, n (%)

   

0.301

 No

3,362 (99.1)

3,100 (99.1)

262 (98.5)

 

 Yes

31 (0.9)

27 (0.9)

4 (1.5)

 

AP, n (%)

   

0.183

 No

3,359 (99.0)

3,099 (99.1)

260 (98.1)

 

 Yes

34 (1.0)

29 (0.9)

5 (1.9)

 

Stroke, n (%)

   

0.016

 No

3,345 (98.5)

3,088 (98.7)

257 (96.6)

 

 Yes

51 (1.5)

42 (1.3)

9 (3.4)

 

Emphysema, n (%)

   

< 0.001

 No

3,366 (99.1)

3,112 (99.4)

254 (96.2)

 

 Yes

29 (0.9)

19 (0.6)

10 (3.8)

 

Cancer, n (%)

   

0.342

 No

3,265 (96.2)

3,013 (96.3)

252 (95.1)

 

 Yes

130 (3.8)

117 (3.7)

13 (4.9)

 

TC, Mean ± SD

4.9 ± 1.0

4.9 ± 1.0

5.2 ± 1.1

< 0.001

SBP, Mean ± SD

119.0 ± 15.2

118.6 ± 15.1

124.0 ± 15.6

< 0.001

DBP, Mean ± SD

71.0 ± 11.6

70.8 ± 11.5

73.7 ± 12.5

< 0.001

BMI, Mean ± SD

28.8 ± 6.8

28.3 ± 6.5

34.6 ± 7.8

< 0.001

Alcohol, n (%)

   

0.011

 Non-Active alcohol user

2,865 (84.4)

2,655 (84.8)

210 (78.9)

 

 Active alcohol user

531 (15.6)

475 (15.2)

56 (21.1)

 

Smoke, n (%)

   

0.201

 Non-Active smoker

1,863 (54.9)

1,727 (55.2)

136 (51.1)

 

 Active smoker

1,532 (45.1)

1,402 (44.8)

130 (48.9)

 

INDFMPIR, Median (IQR)

2.2 (1.1, 4.2)

2.2 (1.1, 4.2)

1.7 (1.0, 3.3)

< 0.001

  1. AIP: atherosclerotic index of plasma, Q1: -1.25~-0.3225, Q2: -0.3225~-0.1013, Q3: -0.1013~0.1479, Q4: 0.1479~1.61, N: Weighted sample size, ASMBMI: skeletal muscle mass adjusted by body mass index, CHF: congestive heart failure, CHD: coronary heart disease, AP: angina pectoris, TC: total cholesterol, SBP: systolic blood pressure, DBP: diastolic blood pressure, BMI: body mass index, INDFMPIR: family income-to-poverty ratio, SD: standard deviation, IQP: interquartile range.
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