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The influence of genetic variability of DNA repair mechanisms on the risk of malignant mesothelioma


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The influence of polymorphisms on MM risk

PolymorphismGenotypeMM patientsControlsUnadjusted riskAdjusted risk by gender and age
N (%)N (%)OR (95% CI)pOR (95% CI)p
ERCC1 rs11615TT97 (41.8)164 (35.8)2
TC94 (40.5)87 (48.6)0.780.69
CC41 (17.7)28 (15.6)(0.52–1.16)0.213(0.45–1.06)0.091
ERCC1 rs3212986GG142 (59.9)84 (47.7)3
GT77 (32.5)75 (42.6)0.610.52
TT18 (7.6)17 (9.7)(0.41–0.91)0.014(0.34–0.80)0.003
XRCC1 rs1799782CC196 (86.0)4171 (90.0)51.471.12
CT32 (14.0)19 (10.0)(0.80–2.69)0.211(0.58–2.16)0.728
XRCC1 rs25487CC90 (38.0)74 (42.8)6
CT125 (52.7)79 (45.7)1.221.03
TT22 (9.3)20 (11.6)(0.82–1.82)0.327(0.67–1.59)0.890

The influence of interactions between the investigated polymorphisms and asbestos exposure on MM risk

PolymorphismOR95% CIp
ERCC1 rs116153.611.12–11.660.032
ERCC1 rs32129861.930.61–6.100.262
XRCC1 rs17997821.850.33–10.480.489
XRCC1 rs254872.800.89–8.790.078

Characteristics of malignant mesothelioma (MM) patients, controls and the influence of these characteristics on MM risk

MMpatients (n = 237)Controls (n = 193)TestOR (95% CI)p
Gender
Male n (%)175 (73.8%)128 (66.3%)χ2 = 2.8890.700.089
Female n (%)62 (26.2%)65 (33.7%)(0.46–1.06)
Age
Years; median (25–75%)66 (58–72)56.2 (49.3–65.0)U = 325831.08 (0.46–1.06)< 0.001
Cumulative asbestos exposure1
Low36 (44.4%)149 (77.2%)χ2 = 31.933< 0.001
Medium24 (29.6%)15 (7.8%)
High21 (25.9%)29 (15.0%)
Low36 (44.4%)149 (77.2%)χ2 = 27.9164.233< 0.001
Medium and high45 (55.6)44 (22.8%)(2.44–7.36)
Smoking2
No122 (53.0%)106 (54.9%)χ2 = 0.1491.080.699
Yes108 (47.0%)87 (45.1%)(0.74–1.58)

The influence of interaction between ERCC1 rs11615 polymorphism and asbestos exposure on MM risk

Asbestos exposureOR for asbestos exposure inside category ERCC1
LowMedium and high
ERCC1 rs11615MM (N)Controls (N)OR (95% CI)pMM (N)Controls (N)OR (95% CI)pOR (95% CI)p
TT20481Ref.14162.10 (0.872.10 –5.10)0.1012.10 (0.872.10 –5.10)0.101
TC+CC15910.40 (0.190.40 –0.84)0.01630243.00 (1.423.00 –6.34)0.0047.58 (3.537.58 –16.31)< 0.001
OR for ERCC1 inside category asbestos exposure0.40 (0.19–0.84)0.0161.43 (0.58–4.50)0.435

The influence of interactions between investigated genetic polymorphisms on MM risk

Gene 1Gene 2Interaction
GenotypesOR (95% CI)pGenotypesOR (95% CI)pOR (95% CI)p
ERCC1 rs 116150.78ERCC1 rs32129860.611.971
TC + CC vs. TT(0.52–1.16)0.213GT + TT vs. GG(0.41–0.91)0.014(0.42–9.17)0.75
ERCC1 rs 116150.78XRCC1 rs17997821.471.302
TC + CC vs. TT(0.52–1.16)0.213CT vs. CC(0.80–2.69)0.211(0.37–4.52)0.680
ERCC1 rs 116150.78XRCC1 rs254871.220.793
TC + CC vs. TT(0.52–1.16)0.213CT + TT vs. CC(0.82–1.82)0.327(0.34–1.86)0.592
ERCC1 rs32129860.61XRCC1 rs17997821.471.494
GT + TT vs. GG(0.41–0.91)0.014CT vs. CC(0.80–2.69)0.211(0.42–5.21)0.537
ERCC1 rs32129860.61XRCC1 rs254871.220.655
GT + TT vs. GG(0.41–0.91)0.014CT + TT vs. CC(0.82–1.82)0.327(0.29–1.47)0.302
XRCC1 rs17997821.47XRCC1 rs254871.222.416
CT vs. CC(0.80–2.69)0.211CT + TT vs. CC(0.82–1.82)0.327(0.66–8.80)0.182
eISSN:
1581-3207
Language:
English
Publication timeframe:
4 times per year
Journal Subjects:
Medicine, Clinical Medicine, Radiology, Internal Medicine, Haematology, Oncology