Table 2.

Spearman correlation coefficient of plasma inflammatory marker levels with age and lifestyle factors among control participants in the Nurses' Health Study (1990)

VariableMIC-1CRPIL6sTNFR-2AgeBMIPhysical activityPack-years of smokingAlcohol consumptionDietary AHEI score
MIC-110.19a0.30a0.38a0.48a0.040.020.13a−0.060.05
CRP10.41a0.38a0.22a0.38a−0.07c0.10a−0.05−0.10a
IL610.38a0.21a0.27a−0.060.05−0.12b−0.12b
sTNFR-210.26a0.24a−0.060.05−0.15a−0.10b
Age10.070.060.09c0.040.20a
BMI1−0.10b0.02−0.10b−0.12b
Physical activity10.010.17a0.29a
Pack-years of smoking10.28a0.05
Alcohol consumption10.21a
Dietary AHEI score1

Abbreviations: AHEI, Alternative Healthy Eating Index; BMI, body mass index; CRP, C-reactive protein; MIC-1, macrophage inhibitory cytokine-1; sTNFR-2, soluble tumor necrosis factor receptor 2.

  • aP < 0.001.

  • b0.001 ≤ P < 0.01.

  • c0.01 ≤ P < 0.05.