highly significantp < 0.001
There is a highly significant variation (p < 0.001) between the studies in the distribution of the etiologies necessitating LTR.
There is a highly significant variation (p < 0.001) between the studies in the distribution of the etiologies necessitating LTR.
(89%), these differences did not reach statistical significance when the data were pooled [ 18 , 20 , 23 ].