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Table 4 Baseline characteristics of study population stratified for the MetS and non-MetS in 2013

From: High serum ferritin level is an independent risk factor for metabolic syndrome in a Chinese male cohort population

 

Total

MetS

Non-MetS

p

No. of subjects

839

79

760

 

Age (years)

37(30–45)

40(35–45)

37(29–45)

0.01

Ferritin (ng/mL)

301.1(210.9-426.6)

357.1 (260.0-526.1)

293.4(208.4-417.0)

<0.01

SBP (mm Hg)

117(108–124)

120(110–126)

116(108–124)

<0.01

DBP (mm Hg)

78(70–80)

80(74–84)

76(70–80)

<0.01

Waist circumference (cm)

79.1(72.5-85.3)

87.0(82.8-90.4)

78.0(72.0-84.2)

<0.01

Triglyceride (mmol/L)

1.01(0.72-1.46)

1.52(1.29-2.06)

0.95(0.69-1.38)

<0.01

Glucose (mmol/L)

5.1(4.8-5.5)

5.3(5.0-5.6)

5.1(4.8-5.4)

<0.01

HDL (mmol/L)

1.40(1.22-1.61)

1.21(1.11-1.32)

1.41(1.24-1.63)

<0.01

BMI (kg/m2)

22.71(20.61-24.71)

25.46(23.74-27.27)

22.40(20.43-24.25)

<0.01

Smoking status, yes, n (%)

   

0.35

Smoking

404(48.2%)

42(53.2%)

362(47.6%)

 

Non-smoking

435(51.8%)

37(46.8%)

398(52.4%)

 

Alcohol drinking, yes, n (%)

337(40.2%)

31(39.2%)

306(40.3%)

0.86

Physical activity, yes, n (%)

185(22.1%)

23(29.1%)

162(21.3%)

0.11

Family history of chronic disease, yes, n (%)

156(18.6%)

16(20.3%)

140(18.4%)

0.69

  1. Data are presented as median (25 percenile, 75 percentile) or counts (percent).
  2. The Chi-square test for categorical variables and The Mann-Whitrey U test for continuous variables.
  3. SBP, systolic blood pressure; DBP, diastolic blood pressure; HDL, high density lipoprotein cholesterol; BMI, body mass index; MetS, metabolic syndrome.