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Table 2 Characteristic according to quartiles of FVC (% predicted)a

From: Impaired lung function is associated with non-alcoholic fatty liver disease independently of metabolic syndrome features in middle-aged and elderly Chinese

 

Quartile 1 (n = 450)

Quartile 2 (n = 471)

Quartile 3 (n = 460)

Quartile 4 (n = 471)

P value

FVC (% predicted)

0.63 ± 0.09

0.77 ± 0.25

0.87 ± 0.03

1.22 ± 0.28

<0.001

FEV1 (% predicted)

0.70 ± 0.18

0.86 ± 0.15

1.01 ± 0.26

1.27 ± 0.31

<0.001

FEV1/FVC ratio

0.77 ± 0.22

0.77 ± 0.22

0.76 ± 0.23

0.74 ± 0.24

<0.001

MS (n, %)

294(65.33)

271(57.53)

253(55.00)

232(49.26)

<0.001

NAFLD (n, %)

193(42.89)

188(39.92)

160(34.78)

137(29.09)

<0.001

Age (years)b

56.64 ± 8.23

55.65 ± 7.87

55.37 ± 7.48

56.31 ± 7.91

0.007

Male (n, %)

45(10.00)

78 (16.56)

168(36.52)

384(81.53)

<0.001

Current smoking (n, %)

51(11.33)

66(14.01)

87(18.91)

166(35.24)

<0.001

Current drinker (n, %)

61(13.56)

88(18.68)

86(18.70)

183(38.85)

<0.001

Regular exerciser (n, %)

265(58.89)

282(59.87)

275(59.78)

284(60.29)

0.978

BMI (kg/m2)

24.82 ± 3.97

25.09 ± 3.59

24.48 ± 3.27

24.73 ± 3.34

0.102

SBP (mmHg)

137.56 ± 19.42

134.32 ± 18.82

131.51 ± 19.15

135.78 ± 18.95

<0.001

DBP (mmHg)

82.40 ± 10.44

82.16 ± 10.87

80.98 ± 9.98

82.53 ± 10.57

<0.001

WC (cm)

86.54 ± 11.48

85.76 ± 11.11

83.93 ± 10.31

84.73 ± 10.45

0.002

FPG (mmol/L)

6.54 ± 1.87

6.65 ± 2.21

6.32 ± 1.75

6.31 ± 1.36

0.011

2 h PG (mmol/L)

9.42 ± 4.23

9.43 ± 4.57

8.70 ± 4.01

8.38 ± 3.61

<0.001

A1C (%)

5.90 ± 1.10

5.94 ± 1.23

5.75 ± 1.01

5.67 ± 0.83

<0.001

HOMA-IRc

2.32(1.44–3.31)

1.84 (1.30–2.68)

1.75(1.22–2.50)

1.66(1.18–2.32)

0.029

eGFR

124.75 ± 25.25

122.57 ± 21.90

120.30 ± 19.95

114.73 ± 21.85

<0.001

Triglycerides (mmol/L)c

1.88 ± 1.27

1.76 ± 1.30

1.63 ± 1.05

1.89 ± 1.65

0.009

TC (mmol/L)

5.14 ± 0.96

5.07 ± 0.88

4.87 ± 0.85

4.86 ± 0.88

<0.001

HDL-c (mmol/L)

1.34 ± 0.32

1.36 ± 0.31

1.31 ± 0.32

1.29 ± 0.33

0.004

LDL-c (mmol/L)

2.84 ± 0.75

2.81 ± 0.74

2.73 ± 0.70

2.71 ± 0.72

<0.001

ALT (units/l)

21.37 ± 17.36

21.08 ± 15.98

19.78 ± 14.06

17.82 ± 11.15

<0.001

AST (units/l)

25.35 ± 13.05

24.28 ± 12.53

24.13 ± 10.75

22.14 ± 7.31

<0.001

GGT (units/l)

42.19 ± 42.29

36.22 ± 51.10

30.96 ± 33.42

29.91 ± 37.36

<0.001

  1. SBP systolic blood pressure, DBP diastolic blood pressure, BMI body mass index, OGTT Oral Glucose Tolerance Test, FPG Fasting Plasma Glucose, 2 h PG postprandial 2-h Plasma Glucose, HbA1C Glycated hemoglobin, LDL Low-density lipoprotein, HDL high--density lipoprotein, ALT Alanine aminotransferase, AST aspartate aminotransferase, GGT γ-glutamyltransferase
  2. aData are presented as mean ± SD, median (interquartile range), or number (percent); P value was calculated after adjustment for age, gender
  3. bNot adjusted for itself
  4. cThis variables was log transformed before analysis
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BMC Endocrine Disorders

ISSN: 1472-6823

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