TABLE V.

Fractures per Year for OI Types III and IV: Rodded Group Compared with Non-Rodded Group

Variable	OI Type III*				OI Type IV*
	Femora		Tibiae		Femora		Tibiae
	Rodded	Non-Rodded	Rodded	Non-Rodded	Rodded	Non-Rodded	Rodded	Non-Rodded
Fractures per year	0.79† (0.25 to 2.00)	1.31† (0.33 to 4.00)	0.57† (0.25 to 1.00)	0.84† (0.50 to 1.00)	0.87‡ (0.25 to 2.00)	0.79‡ (0.25 to 1.50)	0.93‡ (0.33 to 2.50)	0.81‡ (0.25 to 1.50)

^*The values are given as the mean, with the range in parentheses.

^†Significant at p ≤ 0.05 (Mann-Whitney test for the rodded group compared with the non-rodded group per bone type).

^‡Nonsignificant.