Table 2 Multivariate logistic regression analysis of surgical margin status in permanent sections of oral and lip squamous cell carcinoma
Positive surgical margin (n = 41) | Dysplastic surgical margin (n = 19) | Negative surgical margin (n = 118) | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
No. of cases | Odds Ratio | 95% CI | p Value | No. of cases | Odds Ratio | 95% CI | p Value | No. of cases | Odds Ratio | 95% CI | p Value | |
Frozen sections done | 22 | 0.70 | 0.31 - 1.61 | 0.40 | 14 | 1.26 | 0.39 - 4.07 | 0.70 | 75 | 1.15 | 0.56 - 2.37 | 0.70 |
pT-Stage | ||||||||||||
pT1* | 10 | - | - | - | 9 | - | - | - | 64 | - | - | - |
pT2 | 10 | 1.72 | 0.61 - 4.83 | 0,31 | 9 | 1.39 | 0.47 - 4.09 | 0.55 | 34 | 0.57 | 0.25 - 1.29 | 0.18 |
pT3 | 4 | 4.44 | 0.97 - 20.35 | 0.055 | 1 | 0.77 | 0.08 - 7.76 | 0.83 | 5 | 0.33 | 0.08 - 1.38 | 0.13 |
pT4 | 17 | 5.61 | 1.98 - 15.87 | 0.001 | 0 | - | - | - | 15 | 0.42 | 0.16 - 1-07 | 0.07 |
Grading | ||||||||||||
G1* | 5 | - | - | - | 2 | - | - | - | 21 | - | - | - |
G2 | 27 | 1.43 | 0.41 - 4.91 | 0.57 | 12 | 1.35 | 0.26 - 7.07 | 0.72 | 69 | 0.76 | 0.27 - 2.14 | 0.61 |
G3 | 9 | 1.03 | 0.25 - 4.23 | 0.97 | 5 | 1.21 | 0.19 - 7.68 | 0.84 | 28 | 1.02 | 0.32 - 3.32 | 0.97 |
Tumor localization | ||||||||||||
Lower jaw* | 19 | - | - | - | 5 | - | - | - | 23 | - | - | - |
Floor of mouth | 7 | 0.49 | 0.16 - 1.47 | 0.20 | 7 | 1.44 | 0.37 - 5.57 | 0.59 | 20 | 1.35 | 0.53 - 3.47 | 0.53 |
Tongue | 3 | 0.21 | 0.05 - 0.84 | 0.03 | 3 | 0.39 | 0.08 - 1.83 | 0.23 | 33 | 4.70 | 1.55 - 14.23 | 0.01 |
Upper and lower lips | 2 | 0.42 | 0.08 - 2.30 | 0.32 | 1 | 0.38 | 0.04 - 3.70 | 0.40 | 12 | 3.07 | 0.72 - 13.11 | 0.14 |
Upper jaw | 8 | 0.77 | 0.25 - 2.35 | 0.64 | 1 | 0.20 | 0.02 - 1.88 | 0.16 | 20 | 2.09 | 0.75 - 5.85 | 0.16 |
Other locations | 2 | 0.57 | 0.10 - 3.14 | 0.52 | 2 | 0.73 | 0.12 - 4.52 | 0.73 | 10 | 1.80 | 0.46 - 7.06 | 0.40 |