Variables

pNodes (+)

N (%)

pNodes (-)

N (%)

Total

N (%)

p-value

Gender

Female

96 (45.3)

116 (54.7)

212 (22.4)

0.063

Male

280 (38.2)

453 (61.8)

733 (77.6)

Age

<40

71 (38.6)

113 (61.4)

184 (19.5)

0.481

(years)

40 - 60

227 (41.4)

322 (58.6)

549 (58.1)

>60

78 (36.8)

134 (63.2)

212 (22.4)

Soc-Eco Status

LC

101 (40.1)

151 (59.9)

252 (26.7)

0.559

LMC

190 (38.1)

309 (61.9)

499 (52.8)

UMC

77 (44.3)

97 (55.7)

174 (18.4)

UC

8 (40.0)

12 (60.0)

20 (2.1)

Pain

No

191 (36.7)

330 (63.3)

521 (55.1)

0.029

Yes

185 (43.6)

239 (56.4)

424 (44.9)

Dur. of Symp.

<3

104 (41.6)

146 (58.4)

250 (26.5)

0.214

(months)

≥3 & <6

156 (41.9)

216 (58.1)

372 (39.4)

≥6

116 (35.9)

207 (64.1)

323 (34.1)

Leukoplakia

No

349 (40.5)

513 (59.5)

862 (91.2)

0.157

Yes

27 (32.5)

56 (67.5)

83 (8.8)

Smoking

No

250 (42.2)

342 (57.8)

592 (62.6)

0.047

Yes

126 (35.7)

227 (64.3)

353 (37.4)

SMF

No

366 (40.5)

538 (59.5)

904 (95.7)

0.039

Yes

10 (24.4)

31 (75.6)

41 (4.3)

Dur. Risk

0

69 (42.6)

93 (57.4)

162 (17.2)

0.306

(months)

≤60

40 (43.5)

52 (56.5)

92 (9.7)

>60 & ≤120

104 (43.3)

136 (56.7)

240 (25.4)

>120 & ≤240

95 (36.3)

167 (63.7)

262 (27.7)

>240

68 (36.0)

121 (64.0)

189 (20.0)

Tumor Growth

UIG

165 (42.8)

221 (57.2)

386 (40.8)

0.294

UPG

204 (37.9)

335 (62.1)

539 (57.0)

Other

7 (35.0)

13 (65.0)

20 (2.2)

cT-Stage

T1

29 (36.3)

51 (63.7)

80 (8.5)

0.729

T2

107 (42.5)

145 (57.5)

252 (26.7)

T3

38 (38.4)

61 (61.6)

99 (10.5)

T4

202 (39.3)

312 (60.7)

514 (54.3)

Trismus

No

287 (39.6)

437 (60.4)

724 (76.6)

0.867

Yes

89 (40.3)

132 (59.7)

221 (23.4)

cSkin Inv

No

292 (40.5)

429 (59.5)

721 (76.3)

0.423

Yes

84 (37.5)

140 (62.5)

224 (23.7)

OCF

No

367 (40.1)

549 (59.9)

916 (96.9)

0.328

Yes

9 (31.0)

20 (69.0)

29 (3.1)