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Table 2 Frequency distributions of XPC genotypes and their associations with risk of lung cancer

From: Sequence variations in DNA repair gene XPCis associated with lung cancer risk in a Chinese population: a case-control study

   

Histologic type

 

Histologic type

XPC genotypes

Controls n (%)

Cases n (%)

Adenocarcinoma n (%)

Squamous cell n (%)

Small cell n (%)

All Cases OR (95% C.I.)

Adenocarcinoma OR (95% CI)

Squamous cell OR (95% CI)

Small cell OR (95% CI)

rs3731055

         

   GG

512 (52.0)

541 (55.9)

247 (60.0)

174 (54.5)

24 (38.7)

1.00

1.00

1.00

1.00

   AG

404 (41.0)

366 (37.8)

141 (34.2)

126 (39.4)

31 (50.0)

0.83 (0.69–1.01)

0.71 (0.56–0.92)**

0.90 (0.68–1.20)

1.69 (0.97–2.96)

   AA

69 (7.0)

60 (6.3)

24 (5.8)*

20 (6.2)

7 (11.3)

0.76 (0.52–1.11)

0.67 (0.41–1.10)

0.83 (0.47–1.45)

2.44 (0.99–6.02)

   AG+AA

473 (48.0)

426 (44.1)

165 (40.0)

146 (45.5)

38 (61.3)

0.82 (0.68–0.99)*

0.71 (0.56–0.90)**

0.86 (0.66–1.13)

1.79 (1.05–3.07)*

   A MAFa

27.5%

25.1%

22.9%*

25.9%

36.2%*

    

rs2607775

         

   CC

925 (93.1)

913 (92.0)

390 (92.2)

306 (92.7)

58 (90.6)

1.00

1.00

1.00

1.00

   CG

65 (6.5)

77 (7.8)

31 (7.3)

24 (7.3)

6 (9.4)

1.16 (0.82–1.66)

1.06 (0.67–1.67)

1.08 (0.64–1.81)

1.16 (0.47–2.88)

   GG

4 (0.4)

2 (0.2)

2 (0.5)

0 (0.0)

0 (0.0)

0.78 (0.14–4.34)

1.60 (0.28–9.02)

---

---

   CG+GG

69 (6.9)

79 (8.0)

33 (7.8)

24 (7.3)

6 (9.4)

1.15 (0.81–1.62)

1.10 (0.71–1.72)

1.08 (0.64–1.81)

1.16 (0.47–2.88)

   G MAFa

3.7%

4.1%

4.1%

3.6%

4.7%

    

rs2228000

         

   CC

446 (45.1)

452 (45.5)

184 (43.3)

149 (44.9)

31 (48.4)

1.00

1.00

1.00

1.00

   CT

456 (46.1)

435 (43.8)

193 (45.4)

149 (44.9)

25 (39.1)

0.98 (0.81–1.19)

1.05 (0.82–1.35)

1.01 (0.77–1.34)

0.79 (0.46–1.38)

   TT

88 (8.8)

107 (10.7)

48 (11.3)

34 (10.2)

8 (12.5)

1.28 (0.93–1.77)

1.42 (0.95–2.13)

1.20 (0.75–1.92)

1.37 (0.59–3.14)

   CT+TT

544 (54.9)

542 (54.5)

241 (66.7)

183 (55.1)

33 (51.6)

1.03 (0.86–1.24)

1.11 (0.88–1.40)

1.04 (0.80–1.36)

0.88 (0.53–1.48)

   T MAFa

31.9%

32.6%

34.0%

32.7%

32.0%

    

rs2228001

         

   AA

404 (40.7)

390 (39.4)

163 (38.3)

129 (39.2)

30 (47.6)

1.00

1.00

1.00

1.00

   AC

465 (46.9)

459 (46.3)

198 (46.5)

153 (46.5)

28 (44.4)

1.01 (0.83–1.22)

1.03 (0.80–1.33)

1.04 (0.78–1.38)

0.80 (0.47–1.38)

   CC

123 (12.4)

142 (14.3)

65 (15.2)

47 (14.3)

5 (8.0)

1.17 (0.88–1.56)

1.31 (0.92–1.88)

1.14 (0.75–1.72)

0.53 (0.20–1.40)

   AC+CC

588 (59.3)

601 (60.6)

263 (61.7)

200 (60.8)

33 (52.8)

1.04 (0.87–1.25)

1.09 (0.86–1.38)

1.06 (0.81–1.39)

0.74 (0.44–1.25)

   C MAFa

35.8%

37.5%

38.5%

37.5%

30.1%

    

rs3729587

         

   CC

768 (82.3)

756 (80.8)

329 (82.4)

260 (84.1)

47 (81.0)

1.00

1.00

1.00

1.00

   CG

130 (14.0)

149 (15.9)

59 (14.8)

42 (13.3)

9 (15.5)

1.14 (0.88–1.48)

1.09 (0.77–1.53)

0.93 (0.62–1.38)

1.09 (0.52–2.32)

   GG

35 (3.7)

31 (3.3)

12 (2.8)

8 (2.6)

2 (3.5)

0.90 (0.54–1.50)

0.82 (0.41–1.61)

0.59 (0.26–1.33)

0.86 (0.20–3.78)

   CG+GG

165 (17.7)

180 (19.2)

71 (17.6)

50 (15.9)

11 (19.0)

1.09 (0.86–1.39)

1.03 (0.75–1.41)

0.85 (0.59–1.23)

1.04 (0.52–2.08)

   G MAFa

10.7%

11.3%

10.4%

9.3%

11.2%

    
  1. a MAF: minor allele frequency
  2. *P < 0.05; **P < 0.01.