Characteristics | Grade of tumor | ||||
---|---|---|---|---|---|
 | Benign | Intermediate | Malignant | Total | P- value |
Number of patients | 25(100) | 9(100) | 48(100) | 82(100) | Â |
Sex | Â | Â | Â | Â | Â |
   Male | 16(64) | 2(22.2) | 33(68.7) | 51(62.2) | 0.04 |
   Female | 9(36) | 7(77.8) | 15(31.3) | 31(37.8) |  |
Age | Â | Â | Â | Â | Â |
   < 20 | 6(24) | 0(0) | 7(14.6) | 13(15.8) | 0.012 |
   20-39 | 7(28) | 6(66.7) | 8(16.7) | 21(25.6) |  |
   40-59 | 9(36) | 0(0) | 21(43.7) | 30(36.6) |  |
   > = 60 | 3(12) | 3(33.3) | 12(25) | 18(21.9) |  |
Tumor size | Â | Â | Â | Â | Â |
   < = 5 cm | 16(64) | 2(22.2) | 13(27.1) | 31(37.8) | 0.004 |
   >5 & < = 10 cm | 7(28) | 3(33.3) | 12(25) | 22(26.8) |  |
   >10 & < = 15 cm | 0(0) | 4(44.4) | 11(22.9) | 15(18.3) |  |
   >15 & < = 20 cm | 2(8) | 0(0) | 7(14.6) | 9(11) |  |
   >20 cm | 0(0) | 0(0) | 5(10.4) | 5(6.1) |  |
Tumor location | Â | Â | Â | Â | Â |
   Upper limb | 8(32) | 0(0) | 5(10.4) | 13(15.8) | 0.009 |
   Lower limb | 9(36) | 4(44.4) | 22(45.8) | 35(42.7) |  |
   Thorax | 6(24) | 5(55.6) | 7(14.6) | 18(21.9) |  |
   Head & neck | 1(4) | 0(0) | 1(2.1) | 2(2.4) |  |
   Retroperitoneum | 1(4) | 0(0) | 13(27.1) | 14(17.1) |  |
Plane of tumor | Â | Â | Â | Â | Â |
   Subcutis | 21(84) | 6(66.7) | 16(33.3) | 43(52.4) | < 0.001 |
   Muscular plane | 3(12) | 3(33.3) | 17(35.4) | 23(28.0) |  |
   Body cavity | 1(4) | 0(0) | 15(31.2) | 16(19.5) |  |
Circumscription | Â | Â | Â | Â | Â |
   No | 5(20) | 7(77.8) | 32(66.7) | 44(53.7) | < 0.001 |
   Yes | 20(80) | 2(22.2) | 16(33.3) | 38(46.3) |  |
Capsulation | Â | Â | Â | Â | Â |
   No | 20(80) | 9(100) | 44(91.7) | 73(89.0) | 0.232 |
   Yes | 5(20) | 0(0) | 4(8.3) | 9(11) |  |
Necrosis | Â | Â | Â | Â | Â |
   No | 25(100) | 7(77.8) | 29(60.4) | 61(74.4) | < 0.001 |
   Yes | 0(0) | 2(22.2) | 19(39.6) | 21(25.6) |  |