Table 1.

Comparison of adipokine study participants with the parent cohort and dietary validation study participants on selected baseline characteristics

Current study (n = 48)Diet validation study (n = 196)SMHS cohort (n = 61,582)
Age (y), mean ± SD54.8 ± 9.1954.8 ± 9.5954.9 ± 9.74
Body mass index (kg/m2), mean ± SD24.0 ± 2.8923.8 ± 2.7823.7 ± 3.07
WHR, mean ± SD0.894 ± 0.0490.899 ± 0.0520.900 ± 0.057
Education (%)
    ≥College2 (4.2)15 (7.0)4,102 (6.8)
    High school20 (41.7)73 (34.3)20,369 (33.6)
    Middle school15 (31.3)75 (35.2)21,885 (36.0)
    ≤Elementary school11 (22.9)50 (23.5)14,362 (23.7)
Income per capita (yuan/mo)*
    <5006 (12.5)23 (10.8)7,734 (12.6)
    500-<1,00018 (37.5)93 (43.7)26,174 (42.6)
    1,000-<2,00018 (37.5)74 (34.7)21,576 (35.1)
    ≥2,0006 (12.5)23 (10.8)5,971 (9.7)
Regular alcohol consumption, n (%)14 (29.2)62 (29.1)18,032 (29.3)
Regular cigarette smoking, n (%)27 (56.3)131 (61.5)36,103 (58.6)
Total energy intake (kcal/d), mean ± SD1,987 ± 495.81,982 ± 495.81,909 ± 458.1
Interval between last meal and plasma collection (h)4.7 ± 3.96
Medication ingestion within past 24 h (yes, %)44.3
Number of cigarettes smoked within past 24 h, n14.2 ± 6.26
  • * At the time of study recruitment, $1 was equivalent to 8.2 yuan.

  • Among smokers (58.8%).