Table 4.

The results of zoledronic acid monotherapy and combination therapy with vitamin E based on good NBF and good RNB.

	NBF Good	RNB Good
Zoledronic acid	70%	90%*
Zoledronic acid and vitamin E	77.8%	90%*
Control	33%	33%

^* P< 0.05 in comparison with control base on RNB (good).