Table 7.

Surgery Data

	With navigationa		Without navigation
	Median	Range	Median	Range
Surgical time (min)	130	71–277	118	58–449
Blood loss (ml)	20	10–200	20	10–300
X-ray exposure time (sec)	198.5	42–357	302	72–735
Dose area product (cGy / cm2)	1439	364–3056	2186	778–9764

	Median	Range
Nail length (mm)	160	140–182
Screw length (mm)	30/45	30/30–30/60

^aNavigation was used in cases with additional placement of screws in the pubic rami or in cases with a narrow sacral corridor and by preference of the surgeon