From: Adjuvant zoledronic acid therapy for patients with early stage breast cancer: an updated systematic review and meta-analysis
Study
Random sequence generation
Random masking
Double-blind
Withdrawals and dropouts
Sum (Jadad score)
ABCSG-12 [15]
2
0
1
5
AZURE [14]
E-ZO-FAST [20]
4
Z-FAST [17]
ZO-FAST [16]
Leal et al., [19]
Aft et al., [18]
3
Talahashi et al., [22]