From: The impact of red blood cell transfusion in preterm neonates on germinal matrix hemorrhage: incidence and grade with correlation to outcome
Spearman’s bivariate ranked correlation
Correlation coefficient
P-value
Grading of IVH vs Apgar score at 1 min
− 0.202
0.044*
Grading of IVH vs Apgar score at 5 min
− 0.213
0.033*
Grading of IVH vs Apgar score at 10 min
− 0.269
0.009*