Case Age (y) Sex Disease BMI (kg/m2) Operation time (s) 1 83 Male HPC 23 85 2 72 Male HPC 21 98 3 63 Male HPC 21 63 4 69 Male LC 28 115 5 87 Male HPC 20 95 6 75 Male LC 22 104 7 63 Male MSC 17 98 8 66 Male MPC 22 100 9 59 Male MPC 19 88 10 61 Male HPC 12 85 HPC: Hypopharyngeal Cancer; LC: Laryngeal Cancer; MPC:Mesopharynbeal Cancer; MSC: Maxillary Sinus Cancer

Table 1: Patient characteristics and Operation Time.