Retrospective Study
Copyright ©The Author(s) 2018.
World J Gastroenterol. Mar 14, 2018; 24(10): 1144-1151
Published online Mar 14, 2018. doi: 10.3748/wjg.v24.i10.1144
Table 2 Univariate analysis of risk factors for post endoscopic submucosal dissection electrocoagulation syndrome n (%)
No PEECS (n = 18)PEECS (n = 33)P value
Male sex,17 (94.4)29 (87.9)0.451
Age, mean ± SD, yr63.6 ± 11.263.6 ± 8.50.977
Comorbidity0.769
Absent9 (50.0)19 (57.6)
Present9 (50.0)14 (42.4)
Gross appearance0.933
Flat14 (77.8)26 (78.8)
Non-flat4 (22.2)7 (21.2)
Location0.378
Upper and middle10 (55.6)13 (39.4)
Lower and EGJ8 (44.4)20 (60.6)
Circumferential extension, median (IQR), %35 (30-42.5)40 (30-60)0.164
Pathology0.487
Dysplasia6 (33.3)8 (24.2)
Squamous cell carcinoma12 (66.7)25 (75.8)
Invasion depth0.082
Mucosa16 (88.9)22 (66.7)
Submucosa2 (11.1)11 (33.3)
Resected area0.035
< 6.0 cm215 (83.3)17 (51.5)
≥ 6.0 cm23 (16.7)16 (48.5)
Procedure time0.026
< 25 min7 (38.9)4 (12.1)
≥ 25 min11 (61.1)29 (87.9)
Muscle layer exposure0.018
Absent14 (77.8)13 (39.4)
Present4 (22.2)20 (60.6)
Hospitalization period, mean (IQR), d3.5 (3-4)5 (4-6)0.007
Antibiotics use0.020
No14 (77.8)14 (42.4)
Yes4 (22.2)19 (57.6)