Table 1

Tumour site and flap type of all patients

TotalFrailty indexP value
01
Tumour localisation0.394
 Tongue874344
 Gums442519
 Jaw341717
 Buccal351817
 Oropharynx1486
 Floor of mouth16115
 Palate18810
 Lip202
 Neck202
 Skin202
Flap0.796
 Anterolateral thigh flap1135657
 Fibula flap633627
 Posterior tibial flap291415
 Major myocutaneous flap1257
 Submental flap1367
 Forearm flap1385
 Trapezius muscle flap633
 Free latissimus dorsi myocutaneous flap321
 Local flap202
Tracheostomies0.521
 No1468
 Yes240124116