Table 1 The clinicopathological data of the patients who underwent LPD/RPD and MI-LR for primary duodenal GIST
Variate | Total | LPD/RPD | MI-LR | P value |
|---|---|---|---|---|
(n=33) | (n=10) | (n=23) | Â | |
Gender | Â | Â | Â | 0.465 |
 Male | 16(48.5%) | 6(60.0%) | 10(43.5%) |  |
 Female | 17(51.5%) | 4(40.0%) | 13(56.5%) |  |
Age | 57±9.41 | 55.7±10.37 | 57.57±9.15 | 0.609 |
Presentation | Â | Â | Â | 0.094 |
 GI hemorrhage | 16(48.5%) | 4(40.0%) | 12(52.2%) |  |
 Abdominal pain | 6(18.2%) | 4(40.0%) | 2(8.7%) |  |
 Incidental finding | 11(33.3%) | 2(20.0%) | 9(39.1%) |  |
Tumor diameter | 4(2-15) | 5.25(3.5-15) | 4(2-8) | 0.047 |
Tumor location | Â | Â | Â | 0.101 |
 1st part of duodenum | 5(15.2%) | 0(0.0%) | 5(21.7%) |  |
 2nd part of duodenum | 21(63.6%) | 9(90.0%) | 12(52.2%) |  |
 3rd part of duodenum | 7(21.2%) | 1(10.0%) | 6(26.1%) |  |
 4th part of duodenum | 0(0.0%) | 0(0.0%) | 0(0.0%) |  |
Histologic type | Â | Â | Â | 0.291 |
 Spindle cell | 28(84.8%) | 10(100.0%) | 18(78.3%) |  |
 Mixed type | 5(15.2%) | 0(0.0%) | 5(21.7%) |  |
Mitotic count/50 HPF | Â | Â | Â | 0.005 |
 ≤5/50 HPF | 27(81.8%) | 5(50.0%) | 22(95.7%) |  |
 >5/50 HPF | 6(18.2%) | 5(50.0%) | 1(4.3%) |  |
CD117 | Â | Â | Â | - |
 Positive | 33(100.0%) | 10(100.0%) | 23(100.0%) |  |
 Negative | 0(0.0%) | 0(0.0%) | 0(0.0%) |  |
CD34 | Â | Â | Â | 0.646 |
 Positive | 26(78.8%) | 7(70.0%) | 19(82.6%) |  |
 Negative | 7(21.2%) | 3(30.0%) | 4(17.4%) |  |
Risk NIH classification | Â | Â | Â | <0.001 |
 Very low risk | 0(0.0%) | 0(0.0%) | 0(0.0%) |  |
 Low risk | 20(60.6%) | 1(10.0%) | 19(82.6%) |  |
 Intermediate risk | 7(21.2%) | 4(40.0%) | 3(13.0%) |  |
 High risk | 6(18.2%) | 5(50.0%) | 1(4.3%) |  |
R-Status | Â | Â | Â | - |
 R0 | 33(100.0%) | 10(100.0%) | 23(100.0%) |  |
 R1 | 0(0.0%) | 0(0.0%) | 0(0.0%) |  |
Tumor rupture | Â | Â | Â | - |
 No | 33(100.0%) | 10(100.0%) | 23(100.0%) |  |
 Yes | 0(0.0%) | 0(0.0%) | 0(0.0%) |  |
OT (min) | 290(180-584) | 388.5(276-584) | 280(180-480) | 0.004 |
EBL (mL) | 100(20-2300) | 450(50-2300) | 100(20-1000) | <0.001 |
Transfusion | 11(33.3%) | 6(60.0%) | 5(21.7%) | 0.049 |
Postoperative complications | 22(66.7%) | 10(100.0%) | 12(52.2%) | 0.013 |
DGE | 11(33.3%) | 3(30.0%) | 8(34.8%) | 1 |
Intestinal fistula | 2(6.1%) | 0(0.0%) | 2(8.7%) | 1 |
Anastomotic leakage | 3(9.1%) | 3(30.0%) | 0(0.0%) | 0.022 |
GI hemorrhage | 1(3.0%) | 0(0.0%) | 1(4.3%) | 1 |
Intra-abdominal infection | 12(36.4%) | 8(80.0%) | 4(17.4%) | 0.001 |
LOS (day) | 21(7-88) | 28.5(12-88) | 19(7-46) | 0.094 |
Long-term outcome | Â | Â | Â | Â |
Local recurrence | 0(0.0%) | 0(0.0%) | 0(0.0%) | - |
Distant metastasis | 0(0.0%) | 0(0.0%) | 0(0.0%) | - |
Follow-up (month) | 33(1-110) | 25(1-63) | 39(4-110) | 0.115 |