| 
      Abbreviations: RECIST- Response Evaluation Criteria In Solid Tumors; H- Head of Pancreas; T- Tail of Pancreas; SMA- Superior Mesenteric Artery; SMV- Superior
    Mesenteric Vein; SD- Stable Disease; PR- Partial Response; SSPPD- Subtotal Stomach Preserving Pancreaticoduodenectomy; SMVR- Superior Mesenteric Vein Resection;
    DP- Distal Pancreatectomy; Lap-PD- Laparoscopic Pancreaticoduodenectomy; Lap-SSPPD- Laparoscopic Subtotal Stomach Preserving Pancreaticoduodenectomy
        | Patient | Clinical
          T    stage | Clinical
          N    stage | Site | Criteria | Factor | No.    of
          cycle | RECIST
          response | Surgery | Pathologic
          T    stage | Pathologic    N stage | Pathologic
          response | Surgical
          margin |  
        | 1 | 4 | 1 | H | BR | SMA | 4 | SD | SSPPD | 3 | 1 | IIa | R0 |  
        | 2 | 3 | 0 | H | BR | SMV | 4 | PR | SSPPD/SMVR | 3 | 0 | IIa | R0 |  
        | 3 | 1 | 0 | H | R | - | 2 | SD | SSPPD | 1 | 0 | I | R0 |  
        | 4 | 3 | 0 | H | R | - | 2 | SD | SSPPD | 3 | 1 | I | R0 |  
        | 5 | 3 | 0 | H | BR | SMV | 2 | SD | SSPPD/SMVR | 3 | 0 | I | R0 |  
        | 6 | 3 | 1 | T | R | - | 11 | PR | DP | 3 | 1 | IIa | R0 |  
        | 7 | 3 | 0 | H | R | - | 2 | SD | Lap-PD | 3 | 1 | IIa | R0 |  
        | 8 | 3 | 0 | H | R | - | 2 | SD | Lap-SSPPD | 3 | 0 | IIa | R1 |  
        | 9 | 4 | 0 | H | BR | SMV/SMA | 3 | PR | Lap-SSPPD/SMVR | 1 | 0 | IIa | R0 |  
        | 10 | 3 | 0 | H | BR | SMV | 4 | SD | Lap-SSPPD/SMVR | 3 | 1 | IIa | R0 |  
        | 11 | 3 | 0 | H | R | - | 2 | SD | Lap-SSPPD | 3 | 0 | IIa | R0 |  |