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Table 1 Clinicopathologic characteristics of patients with Squamous cell carcinoma included in the study
| Frequency | % | |
|---|---|---|
| Age(years) | ||
| Mean ± SD | 50.95 ± 12.35 | |
| Groups | ||
| ≤ 30 years | 6 | 5.7 |
| 31–50 years | 51 | 48.6 |
| > 50 years | 48 | 45.7 |
| Tumor Size (cm) | ||
| Mean ± SD | 3.27 ± 1.80 | |
| Groups | ||
| T1(≤2 cm) | 27 | 25.7 |
| T2(2.1–4.0 cm) | 53 | 50.5 |
| T3(> 4 cm) | 25 | 23.8 |
| Tumor Depth (cm) | ||
| Mean ± SD | 1.14 ± 0.74 | |
| Groups | ||
| < 2 cm | 89 | 84.8 |
| ≥ 2 cm | 16 | 15.2 |
| Disease Free Survival (months) | 26.66 ± 25.31 | |
| History of Pan/gutka | ||
| Pan/gutka Duration (years) | 15.45 ± 8.70 | |
| History of pan | ||
| Yes | 81 | 77.1 |
| No | 24 | 22.9 |
| Gender | ||
| Male | 79 | 75.2 |
| Female | 26 | 24.8 |
| Site | ||
| Oral cavity | 72 | 68.6 |
| Lip | 4 | 3.8 |
| Tongue | 24 | 22.9 |
| Soft Palate | 5 | 4.8 |
| Nodal Stage | ||
| N0 | 54 | 51.4 |
| N1 | 15 | 14.3 |
| N2b | 34 | 32.4 |
| N2c | 1 | 1 |
| N3 | 1 | 1 |
| Extranodal extention | ||
| Present | 29 | 27.6 |
| Not Present | 76 | 72.4 |
| Histological Subtypes | ||
| Non-keratinizing | 17 | 16.2 |
| Keratinizing | 59 | 56.2 |
| Keratinizing with maturation | 29 | 27.6 |
| Histological Grade | ||
| Grade I | 25 | 23.8 |
| Grade II | 70 | 66.7 |
| Grade III | 10 | 9.5 |
| Lymhovascular Invasion | ||
| Present | 0 | 0 |
| Not Present | 105 | 100 |
| Perineural Invasion | ||
| Present | 16 | 15.2 |
| Not Present | 89 | 84.8 |
| Recurrence | ||
| Yes | 55 | 52.4 |
| No | 50 | 47.6 |
| p27kip1 expression | ||
| Low Expression | 39 | 37.1 |
| High Expression | 66 | 62.9 |
