Table 4.
Baseline characteristics of study population stratified for the MetS and non-MetS in 2013
| 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 |
Data are presented as median (25 percenile, 75 percentile) or counts (percent).
The Chi-square test for categorical variables and The Mann-Whitrey U test for continuous variables.
SBP, systolic blood pressure; DBP, diastolic blood pressure; HDL, high density lipoprotein cholesterol; BMI, body mass index; MetS, metabolic syndrome.