group 2 patients had smaller length ( p less than 0.05 ) and head circumference ( p less than 0.05 ) standard deviation scores in comparison with group 1 , and they had higher serum creatinine values ( mean = 3.8 vs 1.3 mg/dl , respectively ; p less than 0.01 ) .
C1444754
length
C0262499
head circumference