Association of patient characteristics and bowel symptom scores (n = 958).

Values presented with plus/minus sign represent mean ± standard deviation. Differences in symptom scores between 2 groups were analyzed using the Mann–Whitney U test. *p-values of Association of patient characteristics and bowel symptom scores (n = 958).

以±符号呈现的数值均为均值（mean）±标准差（standard deviation）。两组症状评分间的差异采用曼-惠特尼U检验（Mann–Whitney U test）进行分析。*患者特征与肠道症状评分的关联p值（n = 958）。