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Table 4 Evaluation criteria applied in the reviewed studies (n = 41)

From: Treatment of malignant gastric outlet obstruction with stents: An evaluation of the reported variables for clinical outcome

Evaluation criteria n (% of total)
Quality of Life assessment 0
Objective criteria for stent function 9 (22%)
Clinical effect by graded scoring 15 (37%)
Stent patency 33 (80%)