Table 2: Characteristics of participants according to the vitamin cut-off level of 20 ng mL−1.

<20 ng mL−1≥20 ng mL−1

11441
Male/female14/10010/31>0.05
Age (years)39.7 ± 1.539.5 ± 1.9>0.05
BMI (kg m−2)26.2 ± 0.924.9 ± 0.9>0.05
WC (cm)92.1 ± 2.285.5 ± 2.50.02
FBG (mg dL−1)80.9 ± 1.483.4 ± 1.8>0.05
HDL-C (mg dL−1)49.7 ± 1.647.1 ± 2.1>0.05
LDL-C (mg dL−1)109.1 ± 4.2111.9 ± 5.3>0.05
TG (mg dL−1)121.7 ± 6.9126.6 ± 8.8>0.05
Fasting insulin (IU mL−1)9.9 ± 0.99.0 ± 1.1>0.05
HOMA-IR (%)1.8 ± 0.41.5 ± 0.4>0.05
TSH (mIU mL−1)1.4 ± 0.11.9 ± 0.10.007
FT4 (ng dL−1)1.1 ± 0.01.1 ± 0.0>0.05
FT3 (ng dL−1)2.8 ± 0.02.7 ± 0.0>0.05

BMI: body mass index; WC: waist circumference; FBG: fasting blood glucose; HDL-C: high-density cholesterol; LDL-C: low-density cholesterol; TG: triglyceride.