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Table 1 Summary of 10 studies reporting surgical outcomes of duodenal gastrointestinal stromal tumors (GISTs)

From: Pancreaticoduodenectomy versus limited resection for duodenal gastrointestinal stromal tumors: a systematic review and meta-analysis

Author, year Country No. Location(D2) Mitosis (/50HPF) Risk category Margins resection Postoperative complication Imatinib therapy Median follow-up time
≥5 < 5 High/Intermediate Low/Very low R0 R1/R2
Gu [28], 2018 China T: 62 T: 32 T: 10 T: 52 T: 28 T: 34 T: 61 T: 1 T: 11 T: 12 > 33 months
LR: 47 LR: 18 LR: 6 LR: 41 LR: 20 LR: 27 LR: 46 LR: 1 LR: 4 LR: 10
PD: 15 PD: 14 PD: 4 PD: 11 PD: 8 PD: 7 PD: 15 PD: 0 PD: 7 PD: 2
Lee, [21] 2018 South Korea T: 98 T: 61 T: 25 T: 73 T: 35 T: 63 T: 95 T: 3 T: 32 T: 40 46 months
LR: 53 LR: NA LR: 8 LR: 45 LR: 11 LR: 42 LR: 50 LR: 3 LR: 15 LR: NA
PD: 45 PD: NA PD: 17 PD: 28 PD: 24 PD: 21 PD: 45 PD: 0 PD:17 PD: NA
Zhang, [22] 2018 China T: 51 T: 33 T: 18 T: 30 T: 19 T: 32 T: 47 T: 4 T: 7 T: 23 36 months
LR: 37 LR: 24 LR: 13 LR: 21 LR: 12 LR: 25 LR: 33 LR: 4 LR: 4 LR: NA
PD: 14 PD: 9 PD: 5 PD: 9 PD: 7 PD: 7 PD: 14 PD: 0 PD: 3 PD: NA
Shi, [19] 2017 China T: 61 T: 33 T: 10 T: 51 T: 24 T: 37 All R0 T: 24 T: 13 > 5 years
LR: 45 LR: 22 LR: 6 LR: 39 LR:15 LR:30 LR:15 LR: NA
PD: 16 PD: 11 PD: 4 PD: 12 PD:9 PD:7 PD:9 PD: NA
Chen, [23] 2017 China T: 64 T: 30 T: 22 T: 42 T: 33 T: 31 All R0 T: 29 T: 15 > 5 years
LR: 41 LR: 18 LR: 12 LR: 29 LR: 17 LR: 24 LR: 13 LR: 8
PD: 23 PD: 12 PD: 10 PD: 13 PD: 16 PD: 7 PD: 16 PD: 7
Sugase, [20] 2016 Japan T: 25 T: 14 NA NA T: 9 T: 16 All R0 T: 8 T: 3 > 5 years
LR: 16 LR: 7 LR: 3 LR: 13 LR: 5 LR: 1
PD: 9 PD: 7 PD: 6 PD: 3 PD: 3 PD: 2
Duffaud, [29] 2014 France T: 105 T: 38 NA NA NA NA T: 85 T: 13 T: 21 T: 26 36 months
LR: 82 LR: NA LR: 68 LR: 10 LR: 15 LR: NA
PD: 23 PD: NA PD: 17 PD: 3 PD: 6 PD: NA
Zhou, [30] 2013 China T: 48 T: 17 T: 12 T: 36 T: 20 T: 28 All R0 T: 9 T: 9 36 months
LR: 34 LR: 8 LR: NA LR: NA LR: 11 LR: 23 LR: 4 LR: NA
PD: 14 PD: 9 PD: NA PD: NA PD: 9 PD: 5 PD: 5 PD: NA
Colombo, [15] 2012 Italy, T: 84 T: 21 T: 22 T: 56 T: 43 T: 41 T: 45 T: 9 T: 15 T: 34 42 months
LR: 56 LR: 6 LR: 11 LR: 41 LR: 24 LR: 32 LR: 26 LR: 9 LR: 5 LR: 19
PD: 28 PD: 15 PD: 11 PD: 15 PD: 19 PD: 9 PD: 19 PD: 0 PD: 10 PD:15
Tien, [31] 2010 China T: 25 T: 13 T: 8 T: 17 T: 14 T: 11 T: 24 T: 1 T: 6 NOT 18 months
LR: 16 LR: 7 LR: 4 LR: 12 LR: 6 LR: 10 LR: 15 LR: 1 LR: 2
PD: 9 PD: 6 PD: 4 PD: 5 PD: 8 PD: 1 PD: 9 PD: 0 PD: 4
  1. LR Limited resection, PD Pancreaticoduodenectomy, T total, NA Not available, NOT No patients underwent imatinib therapy, D2 The second part of the duodenum, R0 Complete excision with all margins negative, R1 Incomplete excision with positive margins under microscopy, R2 Incomplete excision with macroscopic positive margins