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Abstract [Objective]To systematically evaluate the efficacy of motivational interview in patients with type 2 diabetes mellitus(T2DM) .[Methods] Such databases as Cochrane library ,MEDLINE ,EMbase ,EB‐SCO host ,CNKI ,CBM and Wanfang data were searched from Jan .1989 to Dec .2013 to collect the random‐ized controlled trials(RCTs) about the effect of motivational interview on glycemic control in patients with T2DM .The quality of RCTs was critically appraised and data were extracted by 3 reviewers independently . Meta analysis was conducted for the eligible literatures .[Results]A total of 7 RCTs were enrolled in the stud‐y .The experiment group included 412 cases ,while the control group included 384 cases .Compared with rou‐tine diabetic health education ,motivational interview could obviously decrease blood glucose of T2DM patients [hemoglobin A1c(HbA1c)(WMD= -0 .52 ,95% CI= -0 .85 , -0 .19 ,P < 0 .01)] ,fasting blood‐glucose [(WMD= -0 .97 ,95% CI= -1 .33 , -0 .60 ,P < 0 .00001)] ,2h‐postprandial blood glucose[WMD =-2 .03 ,95% CI= -2 .58 , -1 .49 , P < 0 .00001 )] .[Conclusion] Motivational interview can improve HbA1c ,fasting blood‐glucose and 2h‐postprandial blood glucose of patients with T2DM .
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2015, Vol. 32 
