Analysis on Relations between RRTI and Blood Zinc of Children

To study relations between RRTI and blood zinc value of children,blood zinc value of 35 cases of RRTI were compared with that of 40 cases of no RRTI.The results show that the percentage of the number of RRTI with low blood zinc value(82.9%) is obviouly higher than that of no RRTI(57.5%).It conludes low blood zinc syndrome,which has very close relative with RRTI,is the important one of factors of RRTI.