The positive and negative symptom scale(PANSS)and treatment emergent symptom scale(TESS)were used to measure the efficacy and side effects.

• 用阳性与阴性症状量表(PANSS)、治疗中出现的症状量表(TESS)评定疗效及不良反应。结果:奥氮平与利培酮的疗效差异无显著性。