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Table 2 Comparisons between patients with and without dyslipidemia in the Kailuan study

From: Night sleep duration and risk of each lipid profile abnormality in a Chinese population: a prospective cohort study

Variable No.

Dyslipidemia

Without dyslipidemia

P value

n = 22,011

n = 12,249

Questionnaire-based data

 Age, years

48.45 ± 12.18

50.36 ± 13.69

< 0.001

 Male, n (%)

16,683(75.79)

9443(77.09)

< 0.05

 Female, n (%)

5328(24.21)

2806(22.91)

 

 High school or above, n (%)

4982(22.63)

2560(20.90)

< 0.001

 Current smoker, n (%)

8162(37.08)

4133(33.74)

< 0.001

 Current alcohol consumption, n (%)

8606(39.10)

4272(34.88)

< 0.001

 Physically active, n (%)

2989(13.58)

1726(14.09)

0.210

 Snoring, n (%)

2479(11.26)

1192(9.73)

< 0.001

Exam-based data

 Hypertension, n (%)

7834(35.59)

4246(34.66)

0.08

  Systolic blood pressure, mmHg

126.81 ± 19.81

126.58 ± 20.69

< 0.001

  Diastolic blood pressure, mmHg

81.70 ± 11.23

80.92 ± 11.42

< 0.001

 Diabetes mellitus, n (%)

1215(5.52)

590(4.82)

< 0.001

  Fasting blood glucose, mmol/L

5.25 ± 1.27

5.156 ± 1.26

< 0.001

 Total cholesterol, mmol/L

4.44 ± 0.56

4.26 ± 0.57

< 0.001

 Triglycerides, mmol/L

1.04 ± 0.33

0.92 ± 0.32

< 0.001

 Low-density lipoprotein, mmol/L

2.14 ± 0.67

2.03 ± 0.65

< 0.001

 High-density lipoprotein, mmol/L

1.54 ± 0.32

1.57 ± 0.32

< 0.001

 Body mass index, kg/m2

24.54 ± 3.35

23.74 ± 3.32

< 0.001

 High-sensitivity C-reactive protein, mg/L

0.70(0.27–1.90)

0.58(0.20–1.58)

< 0.001