Table 4 Recurrence pattern according to each clinical feature
| Â | Â | Anterior peripancreatic invasion | Â | Â | Tumor location | Â | Â |
|---|---|---|---|---|---|---|---|
Variables | n (%) | Positive (n = 104) | Negative (n = 19) | P value | Head (n = 59) | Body-Tail (n = 64) | P value |
Local progression, n (%) | Â | Â | Â | 0.555 | Â | Â | 0.275 |
 Yes | 32 (26) | 26 (25) | 6 (32) |  | 18 (31) | 14 (22) |  |
 No | 91 (74) | 78 (75) | 13 (68) |  | 41 (69) | 50 (78) |  |
Local progression within 6Â months, n (%) | Â | Â | Â | 0.119 | Â | Â | 0.780 |
 Yes | 7 (6) | 7 (7) | 0 (0) |  | 3 (5) | 4 (6) |  |
 No | 116 (94) | 97 (93) | 19 (100) |  | 56 (95) | 60 (94) |  |
Local progression within 1Â year, n (%) | Â | Â | Â | 0.568 | Â | Â | 0.084 |
 Yes | 18 (15) | 16 (15) | 2 (11) |  | 12 (20) | 6 (9) |  |
 No | 105 (85) | 88 (859 | 17 (89) |  | 47 (80) | 58 (91) |  |
Distant metastasis, n (%) | Â | Â | Â | 0.026 | Â | Â | 0.853 |
 Yes | 74 (60) | 67 (64) | 7 (37) |  | 36 (61) | 38 (59) |  |
 No | 49 (40) | 37 (36) | 12 (63) |  | 23 (39) | 26 (41) |  |
Liver metastasis within 6Â months, n (%) | Â | Â | Â | 0.066 | Â | Â | 0.988 |
 Yes | 23 (19) | 22 (21) | 1 (5) |  | 11 (19) | 12 (19) |  |
 No | 100 (81) | 82 (79) | 18 (95) |  | 48 (81) | 52 (81) |  |
Liver metastasis within 1Â year, n (%) | Â | Â | Â | 0.099 | Â | Â | 0.870 |
 Yes | 30 (24) | 28 (27) | 2 (11) |  | 14 (24) | 16 (25) |  |
 No | 99 (76) | 76 (73) | 17 (89) |  | 45 (76) | 48 (75) |  |
Peritoneal dissemination within 6Â months, n (%) | Â | Â | Â | 0.039 | Â | Â | 0.882 |
 Yes | 12 (10) | 12 (12) | 0 (0) |  | 6 (10) | 6 (9) |  |
 No | 111 (90) | 92 (88) | 19 (100) |  | 53 (90) | 58 (91) |  |
Peritoneal dissemination within 1Â year, n (%) | Â | Â | Â | 0.584 | Â | Â | 0.656 |
 Yes | 25 (20) | 22 (21) | 3 (16) |  | 11 (19) | 14 (22) |  |
 No | 98 (80) | 82 (79) | 16 (84) |  | 48 (81) | 50 (78) |  |