Table 1

Correlation between serum ferritin and transfused blood volume adjusted by age, anthropometric measurements, random number, or length of transfusion

rSDPSD
Total lifetime volume (TLT), cc 0.65 0.11 .004 0.014 
TLT/age 0.69 0.09 .001 0.007 
TLT/weight 0.70 0.09 .002 0.008 
TLT/height 0.70 0.10 .002 0.007 
TLT/BSA 0.71 0.09 .001 0.006 
TLT/BMI 0.65 0.12 .006 0.023 
TLT/random number 0.32 0.17 .204 0.224 
TLT/years on transfusion 0.05 0.16 .558 0.268 
rSDPSD
Total lifetime volume (TLT), cc 0.65 0.11 .004 0.014 
TLT/age 0.69 0.09 .001 0.007 
TLT/weight 0.70 0.09 .002 0.008 
TLT/height 0.70 0.10 .002 0.007 
TLT/BSA 0.71 0.09 .001 0.006 
TLT/BMI 0.65 0.12 .006 0.023 
TLT/random number 0.32 0.17 .204 0.224 
TLT/years on transfusion 0.05 0.16 .558 0.268 

Patients from STOP with complete transfusion history were examined.1 

r indicates averaged Pearson correlation of 1000 random data samples1 ; BSA, body surface area2 ; BMI, body mass index; and random number, 0-10.

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