Research Article

Cardiac Troponin T (TNNT2) Mutations in Chinese Dilated Cardiomyopathy Patients

Table 3

Genotype and allele frequencies of the SNPs in TNNT2 in the DCM patients and control subjects.

MarkerGenotype , P valueAllele valueOR (95% CI)Power

rs45576939A/AA/GG/GAG0.1730.235 (0.029, 1.889)28%
 Patients0 (0)1 (0.01)97 (0.99) 1 (0.01)195 (0.99)
 Controls0 (0)8 (0.043)179 (0.957) 8 (0.021)366 (0.979)
rs3729842C/CC/TT/TCT0.8651.042 (0.651, 1.667)5.4%
 Patients74 (0.755)16 (0.163)8 (0.082) 164 (0.837)32 (0.163)
 Controls135 (0.722)45 (0.241)7 (0.037) 315 (0.842)59 (0.158)
rs3729843A/AA/GG/GAG0.0021.889 (1.252, 2.852)85.2%
 Patients11 (0.112)33 (0.337)54 (0.551) 55 (0.281)141 (0.719)
 Controls7 (0.037)50 (0.267)130 (0.695)P  =  0.00464 (0.171)310 (0.829)
rs1892028A/AA/GG/GAG0.1400.770 (0.544, 1.090)31.3%
 Patients31 (0.313)54 (0.5)14 (0.143) 116 (0.586)82 (0.414)
 Controls55 (0.294)86 (0.460)47 (0.251) 196 (0.521)180 (0.479)
rs10800775C/CC/TT/TCT0.1520.766 (0.533, 1.103)29.7%
 Patients46 (0.465)45 (0.455)9 (0.090) 137 (0.685)63 (0.315)
 Controls73 (0.388)89 (0.473)26 (0.138) 235 (0.625)141 (0.375)
rs7544061T/TT/CC/CTC0.6120.821 (0.383, 1.761)73%
 Patients0 (0)10 (0.101)89 (0.899) 10 (0.051)188 (0.949)
 Controls0 (0)23 (0.116)166 (0.834) 23 (0.061)355 (0.939)
rs3767545A/AA/GG/GAG0.2941.680 (0.638, 4.424)20.3%
 Patients0 (0)8 (0.081)91 (0.919) 8 (0.04)190 (0.960)
 Controls0 (0)9 (0.049)175 (0.951) 9 (0.024)359 (0.976)
rs3729547C/CT/CT/TCT0.0330.679 (0.475, 0.970)56.9%
 Patients9 (0.092)51 (0.520)38 (0.388) 69 (0.352)127 (0.648)
 Controls37 (0.196)94 (0.497)58 (0.307) 168 (0.444)210 (0.556)
rs3767546A/AA/TT/TAT0.4570.751 (0.353, 1.597)10.6%
 Patients0 (0)10 (0.102)89 (0.908) 10 (0.051)188 (0.949)
 Controls1 (0.005)23 (0.122)165 (0.873) 25 (0.067)353 (0.934)
rs117962659C/CC/AA/ACA0.1861.920 (0.730, 5.049)12.4%
 Patients0 (0)6 (0.061)93 (0.939) 6 (0.030)192 (0.970)
 Controls1 (0.005)15 (0.080)172 (0.915) 17 (0.045)359 (0.955)
rs2275860A/AA/GG/GAG0.4480.745 (0.351, 1.588)10.8%
 Patients1 (0.010)8 (0.081)90 (0.909) 10 (0.051)188 (0.949)
 Controls0 (0)25 (0.133)163 (0.867) 25 (0.066)351 (0.934)
c.192 + 353 C/AC/CC/AA/ACA0.0220.095 (0.013, 0.714)87.2%
 Patients98 (0.990)1 (0.010)0 (0) 197 (0.995)1 (0.005)
 Controls168 (0.898)19 (0.102)0 (0)P  =  0.004355 (0.949)19 (0.051)
c.192 + 463 G/AG/GA/GA/AGA0.0190.090 (0.012, 0.675)89.7%
 Patients98 (0.99)1 (0.01)0 (0) 197 (0.995)1 (0.005)
 Controls167 (0.893)20 (0.107)0 (0)P  =  0.003354 (0.947)20 (0.053)

Note: OR: odds ratio, at which the minor allele was viewed as an exposure factor in this case-control study.