Predictors of secondary outcomes (time under general anaesthesia and hospital length of stay).

Time under general anaesthesia but not hospital length of stay was different across procedure. Note for operative procedure (minor Mandibulectomy, major Mandibulectomy, Maxillectomy), minor Mandibulectomy served as the reference group. Intercept represents the average patient, i.e. 31.3 year old male patient with ASA I, weight of 61.1 kilograms, and pre-operative haemoglobin of 12.6 g/dL undergoing minor Mandibulectomy.