METHODS: One hundred and twenty patients (40 cases of caesarean operation, 28 cases of orthopaedics, 20 cases of surgical sutures and 32 cases of appendicitis), according to the kinds of these operations, were randomly divided into 2 groups (n=60).

• 方法:手术后患者120例(其中妇科剖腹产40例、骨科28例、外伤缝合术20例、阑尾炎手术32例)按手术类型等分为两组:实验组和对照组.