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Table 1 Summary of Demographic Characterization and Health Outcomes among Health and PreDM Subjects

From: Susceptibility of prediabetes to the health effect of air pollution: a community-based panel study with a nested case-control design

 

Healthy

PreDM

p value

Number of subjects

56

54

 

Number of visits

5.5

5.0

 

Characteristic

Type

 Age

50–58 years

36

28

0.26

58–65 years

20

26

 Sex

Female

31

32

0.83

Male

25

22

 BMI

Normal

36

32

0.83

Overweight

17

18

Obese

3

4

 Smoker

No

53

49

0.67

Yes

3

5

 Medication

No

49

31

<  0.01

Yes

7

23

Health Outcomes

Unit

 FENO

ppb

22.0 (15.3)

22.6 (16.0)

0.92

 WBC

109/L

5.6 (1.5)

5.9 (1.3)

0.02

 Neut

109/L

3.3 (1.1)

3.3 (1.0)

0.17

 Mono

109/L

0.3 (0.1)

0.3 (0.1)

0.95

 Lymph

109/L

1.9 (0.5)

2.0 (0.6)

<  0.01

 CRP

mg/L

0.1 (0.2)

0.2 (0.3)

<  0.01

 TNF (Serum)

pg/ml

5.9 (3.7)

5.6 (5.9)

0.08

 IL1-α (Serum)

g/ml

2.3 (3.8)

1.9 (2.6)

0.15

 IL1-β (Serum)

pg/ml

6.5 (3.0)

6.3 (3.9)

0.60

 IL-2 (Serum)

pg/ml

11.3 (1.8)

12.2 (9.0)

0.50

 IL-6 (Serum)

pg/ml

5.3 (3.0)

10.0 (34.9)

0.78

 IL-8 (Serum)

pg/ml

15.3 (11.4)

17.4 (14.2)

<  0.01

 Glu

mmol/L

5.6 (0.5)

6.5 (1.1)

<  0.01

 Ins

uU/mL

6.3 (3.8)

8.2 (4.8)

<  0.01

 HOMA-IR

mmol*uU

1.6 (1.0)

2.4 (2.0)

<  0.01

 HbA1c

%

5.5 (0.3)

6.0 (0.8)

<  0.01

 SBP

mmHg

111.9 (10.6)

117.6 (11.2)

<  0.01

 DBP

mmHg

78.9 (7.3)

81.6 (7.7)

<  0.01

 AP75

%

7.7 (4.0)

8.8 (3.5)

<  0.01

 RHI

NA

1.9 (0.6)

1.9 (0.6)

0.78

  1. The statistical analysis for the difference of demographical characterizations between healthy and PreDM subjects were based on Chi-square test; The summary of the 20 biomarkers were described with the format of mean (SD), and the statistical analysis for the difference between healthy and PreDM subjects were based on ANOVA analysis
  2. Abbreviations: BMI Body mass index, FENO Fractional exhaled nitric oxide, WBC White blood cell, Neut Neutrophil, Mono Monocytes, Lymph Lymphocyte, CRP C-reactive protein, TNF tumor necrosis factor–α, IL Interleukin, Glu Fasting glucose, Ins Insulin, HOMA-IR Homeostatic model assessment of insulin resistance, HbA1c Hemoglobin A1c, SBP Systolic blood pressure, SDP Diastolic blood pressure, AP75 Heart rate of 75 pulse beats, RHI Reactive hyperemia index