Clinical trial and in-vitro study comparing the efficacy of treating bony lesions with allografts versus synthetic or highly-processed xenogeneic bone grafts

Table 3 Influences on bone healing

	Bony healing	N	No healing	N	P
Age	57.89 ± 18.01	211	72.51 ± 13.45	8	0.0025^a
Gender (f/m)	102/109	211	6/2	8	n.s.^b
ASA	2.09 ± 0.71	211	2.75 ± 0.46	8	0.014^c
Defect size	12.90 ± 17.62	211	18.51 ± 20.54	8	n.s.^a
BMI	26.42 ± 5.38	211	26.94 ± 4.19	8	n.s.^a
Cancellous/Synthetic bone	104/107	211	6/2	8	n.s.^b
Smoker/Non-Smoker	51/160	211	5/3	8	0.014^b
Insurance status W/C/P	13/159/38	210	3/3/1	7	0.0012^b

Overview about the comparing parameters in patients with or without bony consolidation, ffemale, m male, ASA physical status according to the American Society of Anesthesiologists, BMI body mass index, n.s. not significant, W employers mutual insurance association, C compulsory health insurance fund, P private health insurance fund. ^a t-Test, ^b χ ²-Test, ^c U-Test (Mann und Whitney)

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