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. 2010 Aug 26;33(11):2474–2476. doi: 10.2337/dc10-0619

Table 1.

Pearson correlation coefficients of white blood cell count with MetS variables by age groups and race, adjusting for age, sex, and smoking (for adults)

Cross-sectional analysis
Preadolescents
Adolescents
Adults
Whites Blacks Whites Blacks Whites Blacks
n 712 425 902 642 1,082 421
Age (years) 4–11 4–11 12–17 12–17 18–38 18–38
BMI 0.104** 0.017 0.159*** 0.115** 0.219*** 0.133**
Waist circumference 0.214*** 0.112*
Systolic BP 0.095* 0.107* 0.082* 0.018 0.144*** 0.032
Diastolic BP 0.022 0.048 0.065 −0.017 0.136*** −0.028
Glucose −0.081* −0.085 −0.051 −0.139*** −0.012 0.002
Log-insulin 0.072 0.042 0.105** −0.030 0.237*** 0.097
Log-HOMA-IR 0.051 −0.018 0.052 −0.041 0.192*** 0.083
HDL cholesterol −0.088* −0.084 −0.109** −0.032 −0.076* −0.032
Log-triglycerides 0.115** 0.149** 0.179*** 0.140*** 0.305*** 0.122*
Heart rate 0.156*** 0.082 0.141*** 0.152*** 0.104** 0.127**
Uric acid 0.046 0.033 0.096** 0.071 0.148*** 0.062
Longitudinal analysis
Baseline
Follow-up
Whites Blacks Whites Blacks
n 538 205 538 205
BMI 0.180*** 0.039 0.221*** 0.086
Waist circumference 0.197*** 0.005 0.224*** 0.028
Systolic BP 0.139** 0.055 0.134** 0.190**
Diastolic BP 0.134** −0.016 0.121** 0.241***
HDL cholesterol −0.075 0.050 −0.129** 0.009
Log-triglycerides 0.163*** 0.092 0.171*** 0.071
Heart rate 0.111** 0.061 0.097* 0.090
Uric acid 0.134** 0.034 0.119** 0.007

Different from zero:

*P < 0.05;

**P < 0.01;

***P < 0.001. Racial difference:

P < 0.05;

P < 0.01. BP, blood pressure; HOMA-IR, homeostasis model assessment of insulin resistance.