The exam was technically adequate in all cases with no adverse events; the researchers took care to insufflate the colon slowly while communicating with the patient.

• 参与该试验的所有受试患者均受到很好的技术处置，研究人员向肠管内小心缓慢充气的同时还与患者交谈，所有的患者并没有不良反应出现。