例句 /

Methods 225 patients undergoing single-segmental fenestration for discectomy were divided into observation group and control group according to the odd and even date numbers they entered the hospital.

Methods 225 patients undergoing single-segmental fenestration for discectomy were divided into observation group and control group according to the odd and even date numbers they entered the hospital.

方法单节段开窗髓核摘除术患者225例,按患者入院日期奇偶数分成观察组和对照组,观察组术后按计划予早期活动干预,对照组接受常规护理,比较两组术后疗效。