Table 1 Demographics of the patients included in the study
| Â | No. of patients (%) | Â | No. of patients (%) | Â | No. of patients (%) |
|---|---|---|---|---|---|
Age at 1st presentation | Â | Secondary site (Cont.) | Â | Tumour clearance | Â |
Mean | 62.2 | Maxillary tuberosity | 1 (1.5) | Positive margins | 28 (41.8) |
Std. Deviation | 15.6 | Retromolar area | 1 (1.5) | Negative margins | 39 (58.2) |
Minimum | 24.0 | Hard palate | 1 (1.5) | Â | Â |
Maximum | 96.0 | Buccal mucosa | 5 (7.5) | Depth of invasion (mm) | Â |
| Â | Â | Tonsil | 2 (3.0) | Median | 10.0 |
ASA | Â | Â | Â | Minimum | 1.2 |
I | 24 (35.8) | Smoking status | Â | Maximum | 35.0 |
II | 31 (46.3) | Non-smoker | 12 (17.9) | Â | Â |
III | 12 (17.9) | Ex-smoker | 6 (9.0) | Dysplasia at margin | 19 (28.4) |
| Â | Â | Chronic Smoker (< 5 cig/day) | 3 (5.5) | Â | Â |
Ethnicity | Â | Chronic Smoker 9 cig/day) | (5- 6 (10.9) | Presence of severe dysplasia | 33 (49.3) |
Caucasian | 55 (82.1) | Chronic Smoker (10-14 cig/day) | 1 (1.8) | Â | Â |
Indian | 7 (10.4) | Chronic Smoker (15-19 cig/day) | 1 (1.8) | Non-cohesive Invasive front | 34 (50.7) |
Middleastern | 3 (4.5) | Chronic Smoker (≥ 20 cig/day) | 37 (67.3) |  |  |
African | 2 (3.0) | Â | Â | Vascular invasion | 3 (4.5) |
| Â | Â | Advice on smoking cessation | Â | Â | Â |
Clinical presentation | Â | Reduction of smoking | 12 (21.8) | Nerve invasion | 1 (1.5) |
Ulcer | 50 (74.6) | Cessation of Smoking | 13 (23.6) | Â | Â |
Macule | 2 (3.0) | Â | Â | Bone/cartilage invasion | 0 (0.0) |
Papule | 14 (20.9) | Betel nut chewing | 6 (9.0) | Â | Â |
Nodule | 1 (1.5) | Â | Â | Days in ICU | Â |
| Â | Â | Drinking status | Â | Median | 1 |
Primary site | Â | Non-drinker | 20 (29.9) | Minimum | 0 |
Lateral tongue | 25 (37.3) | Ex-drinker | 1 (1.5) | Maximum | 11 |
FOM | 14 (20.9) | Chronic drinker (< 10 u/week) | 2 (4.3) | Â | Â |
Lower alveolus | 8 (11.9) | Chronic drinker (10-20 u/week) | 9 (19.1) | Days in Hospital | Â |
Retromolar area | 4 (6.0) | Chronic drinker (> 20 u/week) | 35 (74.5) | Median | 12 |
Upper alveolus | 4 (6.0) | Â | Â | Minimum | 1 |
Dorsal tongue | 1 (1.5) | Advice on drinking cessation | Â | Maximum | 90 |
Buccal mucosa | 5 (7.5) | Alcohol reduction | 15 (31.9) | Â | Â |
Ventral tongue | 1 (1.5) | Alcohol cessation | 9 (19.1) | Post-surgical radiotherapy | 40 (59.7) |
Lower lip | 2 (3.0) | Â | Â | Â | Â |
Soft palate | 1 (1.5) | Tumour staging | Â | Recurrence | 26 (38.8) |
Hard palate | 1 (1.5) | I | 13 (19.4) | Â | Â |
Tonsil | 1 (1.5) | II | 10 (14.9) | Survived 3 years | 22 (46.8) |
| Â | Â | III | 3 (4.5) | Â | Â |
Secondary site | Â | IV | 41 (61.2) | Survived 5 years | 19 (40.4) |
No site | 44 (65.7) | Â | Â | Â | Â |
Lower alveolus | 5 (7.5) | Differentiation | Â | Â | Â |
Ventral tongue | 2 (3.0) | Well | 13 (19.4) | Â | Â |
Soft palate | 1 (1.5) | Well-moderate | 4 (6.0) | Â | Â |
FOM | 5 (7.5) | Moderate | 40 (59.7) | Â | Â |
| Â | Â | Moderate-poor | 5 (7.5) | Â | Â |
| Â | Â | Poor | 5 (7.5) | Â | Â |