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Table 2 Univariate and stepwise regression analysis with serum lipocalin-2 concentration as a dependent variable

From: Lipocalin-2, glucose metabolism and chronic low-grade systemic inflammation in Chinese people

Co-variable

Univariate

Stepwise

 

r

β(SEM)

p value

β(SEM)

p value

Age (years)

0.000

-0.002 (0.001)

0.497

-

-

Sex (male = 1, female = 2)

0.086

0.033 (0.020)

0.001

-

-

Body mass index (kg/m2)

0.058

0.015 (0.004)

0.018

0.160 (0.004)

< 0.001

Waist circumference (cm)

0.118

0.000 (0.007)

< 0.001

0.105 (0.001)

0.012

Waist/hip ratio

0.081

0.151 (0.580)

0.005

-

-

Fasting plasma glucose (mmol/l)

0.107

0.011 (0.009)

< 0.001

-

-

2h OGTT plasma glucose (mmol/l)

0.066

0.005 (0.003)

0.009

-

-

Log10 fasting serum insulin (μU/ml)

0.263

0.140 (0.050)

< 0.001

0.105 (0.045)

0.007

Log10 HOMA-IR

0.291

0.123 (0.031)

< 0.001

0.209 (0.025)

< 0.001

Log10 triacylglycerol (mmol/l)

0.134

0.054 (0.053)

< 0.001

-

-

Total cholesterol (mmol/l)

-0.087

0.031 (0.019)

< 0.001

-0.075 (0.008)

0.006

HDL- cholesterol (mmol/l)

-0.181

-0.041 (0.037)

< 0.001

-0.092 (0.026)

0.002

LDL- cholesterol (mmol/l)

-0.059

0.009 (0.020)

0.016

-

-

Systolic blood pressure (mmHg)

0.081

0.001 (0.001)

0.002

-

-

Diastolic blood pressure (mmHg)

0.101

0.000 (0.001)

< 0.001

-

-

CRP (μg/ml)

0.131

0.021 (0.021)

< 0.001

-

-

CXCL5 (pg/ml)

0.076

0.084 (0.026)

0.003

0.08 (0.025)

0.002

Adiponectin (μg/ml)

-0.095

0.015 (0.035)

< 0.001

-

-

  1. β, Regression coefficient; r, Pearson correlation coefficient; SEM standard error of mean