Table 1 Characteristics of 472 patients with oral cavity or oropharyngeal cancer
Characteristic | No. of patients | % |
|---|---|---|
Head/neck radiation | ||
No | 236 | 50.0 |
Yes | 236 | 50.0 |
Sex | ||
Female | 60 | 12.71 |
Male | 412 | 87.29 |
Body mass index (kg/m2) | ||
≤ 18.5 | 17 | 3.6 |
18.6–25.0 | 228 | 48.3 |
25.1–30.0 | 157 | 33.26 |
30.1–35.0 | 51 | 10.81 |
35.1–40.0 | 16 | 3.39 |
≥ 40.1 | 3 | 0.64 |
Mallampati score | ||
Data missing a | 16 | |
1 | 63 | 13.82 |
2 | 205 | 44.96 |
3 | 130 | 28.51 |
4 | 58 | 12.72 |
Mouth opening | ||
Data missing | 3 | |
Full | 367 | 78.25 |
Limited | 102 | 21.75 |
Thyromental distance (≈ cm) | ||
Data missing | 391 | |
< 5 | 20 | 24.69 |
≥ 5 | 61 | 75.31 |
Edentulous Removable denture | ||
Data missing | 1 | |
Yes | 101 | 21.44 |
No | 370 | 78.56 |
Neck movement | ||
Data missing | 3 | |
Full range of motion | 391 | 83.37 |
Restricted | 78 | 16.63 |
Cancer location | ||
Tongue | 218 | 46.19 |
Tonsil | 98 | 20.76 |
Floor of mouth | 49 | 10.38 |
Mandible | 26 | 5.51 |
Retromolar region | 24 | 5.08 |
Buccal mucosa | 22 | 4.66 |
Maxilla gingiva | 5 | 1.06 |
Soft palate | 5 | 1.06 |
Multiple locations | 25 | 5.30 |
Cancer stage | ||
Data missing | 3 | |
T1 | 84 | 17.91 |
T2 | 155 | 33.05 |
T3 | 92 | 19.62 |
VT4 | 110 | 23.45 |
TX | 24 | 5.12 |
Not staged | 4 | 0.85 |
Intubation status | ||
Data missing | 16 | |
Difficult | 58 | 12.72 |
Easy | 398 | 87.28 |
Primary intubation technique | ||
Data missing | 10 | |
Direct laryngoscopy | 267 | 57.79 |
Asleep FOI | 137 | 29.65 |
Awake FOI | 27 | 5.84 |
AirTraq video laryngoscopy | 15 | 3.25 |
C-MAC video laryngoscopy | 7 | 1.52 |
LMA intubation | 3 | 0.65 |
Tracheostomy | 6 | 1.30 |
Secondary intubation technique | ||
AirTraq video laryngoscopy | 4 | 50 |
Asleep FOI | 4 | 50 |