Smaller body size increases the percentage of blood volume lost during posterior spinal arthrodesis.
Jain A, Sponseller PD, Newton PO, Shah SA, Cahill PJ, Njoku DB, Betz RR, Samdani AF, Bastrom TP, Marks MC. Smaller body size increases the percentage of blood volume lost during posterior spinal arthrodesis. J Bone Joint Surg Am. 2015 Mar 18; 97(6):507-11.