Research Article
A Predictive Model to Determine the Pattern of Nodal Metastasis in Oral Squamous Cell Carcinoma
Table 2
The relationship between clinicopathological parameters and nodal status in patients with OSCC.
| Variable | Frequency (%) | Positive nodes (%) | Extra capsular invasion (%) | |
| Age
| | | | | 20–40 | 21 (4.5) | 11 (52.3) | 11 | NS | 41–50 | 90 (14.35) | 42 (46.6) | 31 | 51–60 | 177 (38.06) | 82 (46.3) | 60 | 61–70 | 133 (28.6) | 54 (40.6) | 40 | 71–86 | 44 (9.4) | 19 (43.18) | 17 |
| Gender
| | | | | Male | 329 (69.8) | 149 (45.3) | 110 | NS | Female | 136 (29.2) | 60 (44.1) | 50 |
| Primary site
| | | | | BM | 173 (37.2) | 66 (38.15) | 53 | NS | FOM | 43 (9.2) | 19 (4.1) | 12 | LLR | 93 (20) | 39 (41.9) | 28 | P | 24 (5.2) | 21 (87.5) | 19 | T | 112 (24.1) | 52 (46.4) | 39 | UALR | 20 (4.3) | 12 (60) | 9 |
| Tumour stage
| | | | | 1 | 17 (5.68) | 0 (0) | 0 | 0.001 | 2 | 54 (18.06) | 1 (1.8) | 1 | 3 | 98 (32.77) | 49 (50) | 30 | 4 | 130 (43.47) | 87 (66.9) | 78 |
| Tumour differentiation
| | | | | Well | 225 (48.4) | 51 (26.7) | 36 | 0.001 | Moderate | 206 (44.3) | 124 (60.2) | 92 | Poor | 34 (7.3) | 23 (67.7) | 20 |
| Invasive front
| | | | | Inv. I | 7 (1.5) | 0 (0) | 0 | 0.001 | Inv. II | 142 (30.53) | 28 (19.7) | 17 | Inv. III | 200 (43.01) | 102 (51) | 76 | Inv. IV | 113 (24.3) | 79 (69.91) | 67 |
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|
-square test. NS: not significant. |