Comment on specification and safety Targets of the research Group I Group II p Number of clips used 2, 07 ± 0, 827 2, 19 ± 1, 087 0, 448c Number of ad renaline inject ions 3, 73 ± 1, 018 Volume of adrenalin (ml) 7, 49 ± 2, 056 Catastrophe No No c: Independent-Samples TTest Comment: The number of clips used between group I and group II was not statistically significant (p> 0.05).