Ā | Low p27kip1 Expression (nā=ā39) | High p27kip1 Expression (nā=ā66) | P-Value | Relative Risk (95% CI) |
---|---|---|---|---|
Age(years) | Ā | |||
āMeanāĀ±āSDa | 49.46āĀ±ā14.13 | 51.83āĀ±ā11.20 | 0.175** | NA |
Groupsd | Ā | |||
āāā¤ā30āyears | 4(10.3) | 2(3) | 0.323** | NA |
ā31ā50āyears | 19(48.7) | 32(48.5) | ||
āā>ā50āyears | 16(41) | 32(48.5) | ||
Tumor Size (cm) | Ā | |||
āMeanāĀ±āSDĀ° | 3.80āĀ±ā1.44 | 2.96āĀ±ā1.44 | 0.056** | NA |
Groupsc | Ā | Ā | Ā | Ā |
āT1(ā¤2ācm) | 9(23.1) | 18(27.3) | 0.079** | NA |
āT2(2.1ā4.0ācm) | 16(41) | 37(56.1) | ||
āT3(>ā4ācm) | 14(35.9) | 11(16.7) | ||
Tumor Depth (cm) | Ā | |||
āMeanāĀ±āSDĀ° | 1.04āĀ±ā0.65 | 1.20āĀ±ā0.79 | 0.534 | NA |
GroupsĀ® | Ā | Ā | Ā | Ā |
āā<ā2ācm | 35(89.7) | 54(81.8) | 0.275** | 0.514 (0.154ā1.723) |
āāā„ā2ācm | 4(10.3) | 12(18.2) | ||
Disease Free Survival (months)Ā° | 16.08āĀ±ā21.66 | 32.91āĀ±ā25.37 | 0.000* | NA |
History of Pan/gutka usage | Ā | |||
āDuration (unit)b | 15.72āĀ±ā6.34 | 15.24āĀ±ā10.28 | 0.532 | NA |
History of pan/gutkac | Ā | |||
āYes | 36(92.3) | 45(68.2) | 0.004* | 0.179 (0.049ā0.647) |
āNo | 3(7.7) | 21(31.8) | ||
Genderc | Ā | Ā | Ā | Ā |
āMale | 31(79.5) | 48(72.7) | 0.438** | 0.688 (0.267ā1.775) |
āFemale | 8(20.5) | 18(27.3) | ||
Sited | Ā | |||
āOral cavity proper/buccal mucosa | 27(69.2) | 44(66.7) | 0.165 | NA |
āLip | 4(10.3) | 1(1.5) | ||
āTongue | 7(17.9) | 17(25.8) | ||
āSoft Palate | 1(2.6) | 4(6.1) | ||
Nodal Staged | Ā | Ā | ||
āN0 | 18(46.2) | 36(54.5) | 0.102** | NA |
āN1 | 3(7.7) | 12(18.2) | ||
āN2b | 17(43.6) | 17(25.8) | ||
āN2c | 1(2.6) | 0(0) | ||
āN3 | 0(0) | 1(1.5) | ||
Extranodal extentionc | Ā | Ā | ||
āPresent | 11(28.2) | 18(27.3) | 0.918** | 1.048 (0.433ā2.534 |
āNot Present | 28(71.8) | 48(72.7) | ||
Histological Subtypesc | Ā | Ā | Ā | Ā |
āNon-keratinizing | 7(17.9) | 10(15.2) | 0.738** | NA |
āKeratinizing | 20(51.3) | 39(59.1) | ||
āKeratinizing with maturation | 12(30.8) | 17(25.8) | ||
Histological Graded | Ā | |||
āGrade I | 7(17.9) | 18(27.3) | 0.570** | NA |
āGrade II | 28(71.8) | 42(63.6) | ||
āGrade III | 4(10.3) | 6(9.1) | ||
Lymphovascular Invasion | Ā | |||
āPresent | 0(0) | 0(0) | NA | NA |
āNot Present | 66(100) | 39(100) | ||
Perineural Invasionc | Ā | |||
Present | 9(23.1) | 7(10.6) | 0.086** | 2.529 (0.858ā7.454) |
Not Present | 30(76.9) | 59(89.4) | ||
Recurrencec | Ā | |||
Yes | 29(74.4) | 26(39.4) | 0.001* | 0.224 (0.094ā0.536) |
No | 10(25.6) | 40(60.6) |