Table 2 SNP genotype and allele distribution in LSCC and control groups

E2F1

rs3213183

GG

110 (55.0)

118 (59.0)

0.661

Reference

GA

78 (39.0)

69 (34.5)

1.213 (0.801–1.837)

0.363

AA

12 (6.0)

13 (6.5)

0.990 (0.433–2.263)

0.981

A allele non-carriers

110 (55.0)

118 (59.0)

0.480

Reference

A allele carriers

90 (45.0)

82 (41.0)

1.177 (0.792–1.750)

0.419

G allele non-carriers

12 (6.0)

13 (6.5)

1.000

Reference

G allele carriers

188 (94.0)

187 (93.5)

1.089 (0.484–2.449)

0.836

rs3213180

GG

174 (87.0)

168 (84.0)

0.096

Reference

GC

21 (10.5)

31 (15.5)

0.654 (0.361–1.184)

0.161

CC

5 (2.5)

1 (0.5)

4.828 (0.558–41.755)

0.153

C allele non-carriers

174 (87.0)

168 (84.0)

0.478

Reference

C allele carriers

26 (13.0)

32 (16.0)

0.784 (0.448–1.372)

0.395

G allele non-carriers

5 (2.5)

1 (0.5)

0.215

Reference

G allele carriers

195 (97.5)

199 (99.5)

0.196 (0.023–1.693)

0.138

E2F2

rs2075993

AA

39 (19.5)

49 (24.5)

0.388

Reference

AG

102 (51.0)

101 (50.5)

1.269 (0.768–2.097)

0.353

GG

59 (29.5)

50 (25.0)

1.483 (0.843–2.608)

0.172

G allele non-carriers

39 (19.5)

49 (24.5)

0.277

Reference

G allele carriers

161 (80.5)

151 (75.5)

1.340 (0.833–2.155)

0.228

A allele non-carriers

59 (29.5)

50 (25.0)

0.369

Reference

A allele carriers

141 (70.5)

150 (75.0)

0.797 (0.512–1.239)

0.313

rs3820028

GG

40 (20.0)

52 (26.0)

0.297

Reference

GA

101 (50.0)

99 (49.5)

1.326 (0.807–2.180)

0.265

AA

59 (29.5)

49 (24.5)

1.565 (0.894–2.740)

0.117

A allele non-carriers

40 (20.0)

52 (26.0)

0.191

Reference

A allele carriers

160 (80.0)

148 (74.0)

1.405 (0.879–2.246)

0.155

G allele non-carriers

59 (29.5)

49 (24.5)

0.311

Reference

A allele carriers

141 (70.5)

151 (75.5)

0.776 (0.498–1.208)

0.261