TABLE 1.

Characteristics of the calvarial and anterior iliac crest groups

	Anterior iliac crest bone		Calvarial bone		Students t test
	n = 10		n = 10		t	P
Gender
Female	6		5		−0.43	.673
Male	4		5
	Mean	SD	Mean	SD
Age at implant placement (years)	63.5	7.0	65.9	8.7	−0.67	.509
BMI (kg/m2)	28.5	6.13	30.6	7.9	0.64	.532
Time between augmentation and placement of implants (years)	0.4	0.1	0.5	0.2	−1.63	.120
Number of implants placed	44		44

Abbreviations: BMI, body mass index; SD, standard deviation of the mean.