RESULTS	Moreover , 3 predictive factors of `` success '' ( BZD cessation without withdrawal phenomenon ) were identified by uni - and multivariate analysis with logistic regression : chronicity of anxiety disorder ( p = 0.04 ) and amplitude of BWSQ change during tapering phase ( p < 0.0001 ) as negative factors ; and initial score of Speilberger Anxiety Inventory `` Anxiety-Trait '' ( p = 0.002 ) as positive factor .\