Table 4 Overall tumor staging
From: Survival analysis of Sudanese oral squamous cell carcinoma patients with field of cancerization
| Â | Frequency (%) |
|---|---|
Staging | |
Stage IVa [ T4a + N0/N1/N2 M0 ] | 69 (74.2%) |
Stage III [ T3 + N0/N1 + M0 ] | 14 (15%) |
Stage IVb [ any T + N3 + M0 ] | 4 (4.3%) |
Stage IVb [ T4b + any N + M0] | 3 (3.2%) |
Stage III [ T1/T2 + N1 + M0 ] | 3 (3.2%) |