Table 3.

Comparison of the mean area of collagen type I from each sterilization stage, within group.

Type	Sterilization Stage		Mean Difference	Std. Error	Sig.	95% Confidence Interval for Difference
						Lower Bound	Upper Bound
Niloticus	Natur	50% Glycerol	−303.084 *	43.812	<0.001	−391.273	−214.894
		75% Glycerol	−246.303 *	63.687	<0.001	−374.498	−118.107
		99% Glycerol	−689.578 *	71.680	<0.001	−833.862	−545.294
	50% Glycerol	75% Glycerol	56.781	66.035	0.394	−76.141	189.703
		99% Glycerol	−386.494 *	77.439	<0.001	−542.371	−230.618
	75% Glycerol	99% Glycerol	−443.275 *	87.093	<0.001	−618.584	−267.967
Mossambicus	Natur	50% Glycerol	−89.158	56.562	0.122	−203.011	24.695
		75% Glycerol	−119.029	82.220	0.154	−284.529	46.471
		99% Glycerol	−315.810 *	92.538	0.001	−502.080	−129.540
	50% Glycerol	75% Glycerol	−29.871	85.251	0.728	−201.473	141.731
		99% Glycerol	−226.652 *	99.973	0.028	−427.887	−25.416
	75% Glycerol	99% Glycerol	−196.781	112.436	0.087	−423.103	29.542

* The mean difference was significant at the 0.05 level. The unit of measure was µm².