慢性便秘的诊断标准

慢性便秘的诊断标准

 Chronic constipation

2 or more of the following occurred for at least 12 weeks within the prior 12 months

• Straining in more than 25% of BM;
• Hard stools in more than 25% of BM;
• A feeling of incomplete evacuation in 25% of BM;
• Manual support of defecation in more than 25% of BM;
• Fewer than 3 stools/week.
  
  BM: bowl movement
  

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