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Table 1 Baseline characteristics of total population

From: The relationship between serum fatty-acid binding protein 4 level and lung function in Korean subjects with normal ventilatory function

 

All (N = 495)

Normal (N = 431)

Restrictive (N = 45)

Obstructive (N = 19)

P value

Age (yrs)

40.83 ± 6.27

41.10 ± 6.30a

38.96 ± 5.95b

39.05 ± 5.46a,b

0.041

Sex: male (%)

327 (66.1)

312 (72.4)

7 (15.6)

8 (42.1)

<0.001

BMI (kg/m2)

23.63 ± 2.96

23.90 ± 2.92a

21.50 ± 2.63b

22.59 ± 2.42a,b

<0.001

SBP (mmHg)

112.91 ± 12.21

113.48 ± 12.03a

106.67 ± 11.68b

114.74 ± 13.89a,c

0.001

DBP (mmHg)

72.67 ± 9.51

73.11 ± 9.40a

68.00 ± 9.19b

73.68 ± 10.12a,c

0.002

Fasting glucose (mg/dL)

94.40 ± 12.08

94.88 ± 12.40

90.84 ± 10.34

92.05 ± 5.50

0.071

Total cholesterol (mg/dL)

200.89 ± 35.72

203.34 ± 36.05a

182.53 ± 27.36b

188.74 ± 31.66a,b

<0.001

Triglyceride (mg/dL)

132.75 ± 111.83

139.19 ± 117.52a

87.13 ± 40.43b

94.74 ± 40.30a,b

0.004

HDL-C (mg/dL)

54.21 ± 11.23

53.88 ± 11.31

57.07 ± 10.18

54.95 ± 11.27

0.185

LDL-C (mg/dL)

114.44 ± 28.11

115.91 ± 28.08a

102.54 ± 26.34b

105.84 ± 26.25a,b

0.008

Fasting insulin (uIU/mL)

6.72 ± 3.45

6.80 ± 3.56a

6.74 ± 2.64a,b

4.83 ± 1.89c

0.051

Percent body fat (%)

23.55 ± 5.47

23.26 ± 5.46a

26.04 ± 4.80b

24.27 ± 5.94a,b

0.004

WHR

0.86 ± 0.05

0.86 ± 0.05a

0.83 ± 0.04b

0.85 ± 0.04a,b

<0.001

HOMA-IR

1.58 ± 0.94

1.60 ± 0.96

1.55 ± 0.81

1.11 ± 0.46

0.076

FVC (% pred)

1.01 ± 0.16

1.04 ± 0.13a

0.71 ± 0.08b

1.02 ± 0.16b,c

<0.001

FEV1 (% pred)

1.05 ± 0.19

1.09 ± 0.16a

0.75 ± 0.10b

0.76 ± 0.12b

<0.001

Ln(FABP4)

2.21 ± 0.45

2.22 ± 0.45

2.18 ± 0.38

2.10 ± 0.52

0.490

Smoking (%)

80 (16.2)

78 (18.1)

1 (2.2)

1 (5.3)

0.009

  1. Different superscripts denote a significant difference between groups
  2. Values were expressed as Mean ± SD or N (%)
  3. BMI body mass index, SBP systolic blood pressure, DBP diastolic blood pressure, HDL-C high-density lipoprotein cholesterol, LDL-C low-density lipoprotein cholesterol, WHR waist-hip ratio, HOMA-IR homeostasis model assessment-insulin resistance, FVC force vital capacity, FEV1 forced expiratory volume in 1 s, Ln(FABP4) logarithmized form of fatty-acid binding protein 4