Table 4: The result of meta-analysis regarding the effect of MET+BBR versus MET.

IndicesSMD95CIPTrials involved

BMI◆4♣4-0.670-1.927~0.5870.296No. 4, No. 5

FSH-0.025-0.357~0.3060.880No. 4, No. 5

LH◆4♣4-0.663-0.974~-0.2930.001No. 4, No. 5

LH/FSH◆4♣4-0.763-1.108~-0.4190.001No. 4, No. 5

T◆4♣4-0.629-0.969~-0.2900.001No. 4, No. 5

HOMA-IR◆4♣4-1.113-2.516~0.2890.120No. 4, No. 5

Notes:
significant statistical difference (P<0.05) between final value and baseline in MET+BBR group was reported by trial No. x.
significant statistical difference (P<0.05) between final value and baseline in MET group was reported by trial No. x.
Statistical difference between final value and baseline in each group was not reported in trial No. 5.
:fixed effect model;:random effect model.
: P>0.05; : P<0.001.
: MET+BBR group showed a greater change than MET before and after treatment.