Table 1.

A comparison of difference in tubules closed

Study groups	Mean (%)	SD	p value (Kruskall Wallis test)
Group I	3.34	3.38	<0.001* HS
Group II	65.33	5.95
Group III	48.18	7.33
Group IV	71.81	5.51

^*p < 0.001; HS, highly significant