Method Data were collected on 48 PRCC patients with the self-designed questionnaire and analyzed by statistical methods.

方法采用自行设计的调查问卷对48名患者进行调查，收集资料进行分析。

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Objective To investigate the knowledge demands of patients with rectal carcinoma after colostomy(PRCC), in order to provide more practical instruction for them.

目的调查直肠癌结肠造口患者的知识需求，为其提供更大的帮助。

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