Retrospective Cohort Study
Copyright ©The Author(s) 2021.
World J Clin Cases. Apr 16, 2021; 9(11): 2446-2457
Published online Apr 16, 2021. doi: 10.12998/wjcc.v9.i11.2446
Table 3 Rate of stigmata of recent hemorrhage identification by the division of a short time (12 h) from last hematochezia to colonoscopy
Rate of SRH identification by contrast-enhanced CT findings (%)
Extravasation-positive cases
Extravasation-negative cases
Time from last hematochezia to colonoscopy within 12 h
Time from last hematochezia to colonoscopy after 12 h
P value
Time from last hematochezia to colonoscopy within 12 h
Time from last hematochezia to colonoscopy after 12 h
P value
Urgent CT group (≤ 4 h)61.8 (21/34)76.9 (10/13)0.528.7 (2/23)6.7 (2/30)1.00
Elective CT group (> 4 h)18.2 (2/11)22.2 (2/9)NA4.5 (1/24)2.6 (1/38)1.00
P value0.03NA0.970.83