Table 1. Bulk density and porosity of the scaffolds before the PEG impregnation and density, volume of PEG, mechanical properties of PEG-impregnated sintered bone.

PEG impregnated sintered bovine bone scaffold	Relative density of untreated sintered BA, before PEG treatment±SD	Relative density of PEG soaked sintered bone±SD	Open porosity in sintered bone±SD	Volume of impregnated PEG in sintered BA±SD (SD: standard deviation)
	%	%	%	%
PEG- D900	42.72±0.95	58.86±0.22	10.28±1.45	13.91±0.04
PEG- D1000	51.27±0.63	60.57±0.32	4.90±0.01	7.85±0.59
PEG- M900	42.09±1.27	56.99±0.28	15.08±2.3	17.88±0.09
PEG-M1000	50.95±2.85	58.61±0.32	9.23±1.78	9.57±1.04
PEG-P900	41.14±1.89	55.28±0.44	18.68±3.82	21.66±0.45
PEG-P1000	50.63±1.89	57.63±0.13	10.38±1.62	14.69±0.57