Skip to main content
. 2022 Jan 7;12:25. doi: 10.1038/s41598-021-03759-x

Table 2.

Endoscopy level characteristics of primary and secondary prophylactic endoscopy, p-value < 0.05 bolded.

Primary prophylaxis Secondary prophylaxis p-value
n % n %
Total number of endoscopy 339 326
Indication for endoscopy
Initial endoscopy for primary prophylaxis 76 22 0 0
Surveillance for primary prophylaxis 198 58 0 0
Management of active GI bleeding 29 9 90 28
Follow up after control of bleeding for eradication of varices 7 2 69 21
Surveillance for secondary prophylaxis 25 7 155 48
Anemia 3 1 4 1
Other 1  < 1 8 2
If GI bleed, presenting symptom
Hematemesis 7 24 46 51 0.020
Melena/bloody stools 16 55 30 33 0.060
Anemia 1 3 0 0 0.549
Hemoptysis 2 7 3 3 0.090
Other 3 10 11 12 1.000
Admit location of endoscopy
Same day surgery/out-patient 228 57 200 61 0.144
Floor 106 27 99 30 0.889
PICU 4 1 24 7  < 0.001
ED 0 0 1  < 1 0.489
Remaining is missing/unknown from EMR 1  < 1 2  < 1
Variceal grade/size  < 0.001
None 49 14 37 11
Grade 1/small/mild 128 38 83 25
Grade 2/medium/moderate 75 22 28 9
Grade 3/large/severe 56 17 115 35
Visualized, but not graded 31 9 63 19
Red wale sign 74 22 82 25 0.291
Bleeds with red wale sign 8 28 21 23 0.017
Gastric varices 74 22 108 33 0.001
Bleeds with gastric varices 3 10 29 32  < 0.001
Duodenal varices 9 3 2  < 1 0.080
Bleeds with duodenal varices 2 7 0 0 0.259
Portal hypertensive gastropathy 132 39 144 44 0.232
Bleeds with portal hypertensive gastropathy 12 41 39 43  < 0.001
Treatment of varices
None 201 69 134 46  < 0.001
Primary ligation 105 36
Secondary ligation 24 8 146 51  < 0.001
Primary sclerotherapy 0 0
Secondary sclerotherapy 1  < 1 32 11  < 0.001
Attempted but unsuccessful ligation 8 3 14 5 0.239
Propranolol usage at the time of endoscopy 23 7 50 15  < 0.001
Median NSBB dose, mg/kg/day (range) 0.79 (0.42–1.64) 1.06 (0.26–2.53) 0.118
How many bleeds occurred while on beta blocker 3 13 6 12 0.233
Octreotide used prior to endoscopy 7 2 15 5 0.099
Complications, immediate 4 1 8 2 0.173
Bleeding during procedure 1  < 1 6 2
Esophageal stricture 1  < 1 1  < 1
Desaturations/respiratory distress 2  < 1 1  < 1
Complications within 2 weeks 3  < 1 8 2 0.097
Recurrence of bleeding episode 0 0 1  < 1
Abdominal pain 1  < 1 2  < 1
Hemoptysis 0 0 1  < 1
Hypoglycemia episode following procedure 0 0 1  < 1
Chest pain 0 0 3  < 1
Febrile episode (also had chest pain) 0 0 1  < 1
Headache, fatigue, dizziness 1  < 1 0 0
Sore throat 1  < 1 0 0