Table 5: Spearman’s correlation coefficients () between the different iron status indicators.

HbMCVMCHCSITIBCTS sTfRsTfR-FISFCRP

Hb1.0
MCV0.4511.0
MCHC0.5920.4141.0
SI0.2950.5010.196§1.0
TIBC−0.227−0.450−0.297−0.1231.0
TS0.3520.5980.2800.952−0.3901.0
sTfR−0.348−0.650−0.371−0.5470.499−0.6701.0
sTfR-FI−0.252−0.552−0.365−0.2940.630−0.4730.7821.0
SF0.0980.3100.205−0.007−0.5370.158§−0.340−0.8281.0
CRP−0.167§−0.252−0.173§−0.625−0.080−0.5450.2680.0190.3281.0

Abbreviations are as defined in Table 3.
With the exception of correlation coefficients involving sTfR and sTfR-FI for which the n varied between 141 and 149 participants and MCHC between 159 and 177, the for all the other correlation coefficients varied between 162 and 180 participants.
( value):  ; ; ; .