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Table 2 Characteristics of participants clinical outcomes

From: The association between blood manganese and liver stiffness in participants with chronic obstructive pulmonary disease: a cross-sectional study from NHANES 2017–2018

Characteristics

COPD (n = 223)

Non-COPD (n = 4467)

P value

Blood Mn (ug/L)

9.42 ± 3.43

9.96 ± 3.72

0.03

Median liver stiffness (kPa)

6.55 ± 4.35

5.98 ± 5.28

 < 0.001

HDL (mg/dL)

52.20 ± 16.14

53.16 ± 15.33

0.21

LDL (mg/dL) (%)

  

 < 0.05

  < 120

37.67

209.46

 

  ≥ 120

12.11

17.62

 

 Unclear

50.22

52.92

 

ALT (IU/L)

19.83 ± 12.31

22.60 ± 16.59

 < 0.05

AST (IU/L)

21.96 ± 15.52

22.07 ± 12.55

0.32

GGT (IU/L)

35.73 ± 44.85

32.29 ± 45.48

0.057

LDH (IU/L)

161.32 ± 30.78

158.84 ± 33.46

0.065

TC (mg/dL)

176.56 ± 37.82

188.98 ± 40.52

 < 0.001

TBIL (mg/dL)

0.44 ± 0.26

0.46 ± 0.27

0.156

TP (mg/dL)

7.00 ± 0.47

7.16 ± 0.43

 < 0.001

BUN (mg/dL)

17.82 ± 8.95

14.95 ± 5.76

 < 0.001

Cr (mg/dL)

0.99 ± 0.38

0.90 ± 0.47

 < 0.001

  1. Mean + SD for continuous variables: P value was calculated by weighted linear regression model
  2. % for Categorical variables: P value as calculated by weighted chi-square test
  3. HDL high density lipoprotein, LDL low density lipoprotein, ALT alanine aminotransferase AST Aspartate aminotransferase GGT glutamyl transpeptidase, LDH lactate dehydrogenase, TC blood total cholesterol, TBIL blood total bilirubin, TP blood total protein, BUN blood urea nitrogen, Cr blood creatinine