Case Control Study
Copyright ©The Author(s) 2020.
World J Clin Cases. Oct 6, 2020; 8(19): 4320-4330
Published online Oct 6, 2020. doi: 10.12998/wjcc.v8.i19.4320
Table 1 Demographic characteristics and associated risk factors in tuberculosis patients vs. healthy controls
TB patients (n = 503)
Healthy controls (n = 494)
χ2P value
n%n%
Sex
Male36973.3634870.451.0480.306
Female13426.6414629.55
Age, yr
18-306813.527815.791.9080.592
31-5019037.7717836.03
51-7016732.2015330.97
> 707815.518517.21
Marital status
Married34568.5933066.800.3640.546
Other15831.4116433.20
Educational background
Primary school or below19839.3622044.532.8240.244
Junior high school16132.0114829.96
Senior high school or above14428.6312625.51
BMI, kg/m2
< 18.518035.7916934.219.3100.010a
18.5-24.929759.0527455.47
≥ 25.0265.175110.32
History of BCG vaccination
Yes10520.8714128.547.8840.005a
No39879.1335371.46
Smoking
Yes29859.2424048.5811.403< 0.001a
No20540.7625451.42
Alcohol drinking
Yes9118.097715.591.1160.291
No41281.9141784.41
Tea drinking
Yes24749.1129359.3110.4570.001a
No25650.8920140.69
Table 2 Genotypes of the mTOR gene in the two groups
TB patients
Healthy controls
χ2P value
n%n%
rs2295080TT28656.8632365.389.6210.008a
GT19137.9715831.98
GG265.17132.63
HWE-P0.220
rs2024627CC40680.7242986.846.9890.030a
CT9318.496312.75
TT40.8020.40
HWE-P0.847
rs1057079TT27153.8833066.8019.708< 0.001a
CT20440.5615230.77
CC285.57122.43
HWE-P0.259
rs12137958GG41482.3141984.821.6260.526
AG8717.307214.57
AA20.4030.61
HWE-P0.961
rs7525957TT36873.1640281.389.5680.008a
CT12625.058617.41
CC91.7961.21
HWE-P0.566
Table 3 mTOR gene polymorphism vs. tuberculosis incidence
TB patients
Healthy controls
ORc (95%CI)ORa1 (95%CI)
n%n%
rs2295080TT28656.8632365.3811
GT19137.9715831.981.365 (1.048-1.778)1.334 (1.018-1.749)a
GG265.17132.632.259 (1.139-4.479)2.224 (1.110-4.458)a
GT + GG21743.1417134.611.433 (1.110-1.851)1.403 (1.080-1.823)a
rs2024627CC40680.7242986.8411
CT9318.496312.751.560 (1.102-2.208)1.562 (1.096-2.226)a
TT40.8020.402.113 (0.385-11.600)2.069 (0.369-11.607)
CT + TT9719.296513.151.577 (1.120-2.220)1.578 (1.113-2.237)a
rs1057079TT27153.8833066.8011
CT20440.5615230.771.634 (1.255-2.129)1.597 (1.216-2.097)a
CC285.57122.432.841 (1.418-5.694)2.858 (1.404-5.818)a
CT + CC23246.1316433.201.723 (1.333-2.226)1.682 (1.290-2.194)a
rs12137958GG41482.3141984.8211
AG8717.307214.571.223 (0.870-1.719)1.187 (0.840-1.678)
AA20.4030.610.675 (0.112-4.059)0.879 (0.144-5.379)
AG + AA8917.707515.181.201 (0.858-1.680)1.176 (0.836-1.656)
rs7525957TT36873.1640281.3811
CT12625.058617.411.600 (1.176-2.179)1.559 (1.138-2.136)a
CC91.7961.211.639 (0.578-4.648)1.686 (0.588-4.831)
CT + CC13526.849218.621.603 (1.187-2.165)1.568 (1.154-2.130)a
Table 4 Impact of interactions between genotypes of mTOR gene and tea drinking on incidence of tuberculosis
Tea drinking
RERIc
RERIa1 (95%CI)
NoYes
rs2295080TT245364-2.0341-1.5187 (-1.9826, -1.0547)a
GT + GG212176
rs2024627CC367468-1.6561-1.8270 (-2.3587, -1.2952)a
CT + TT9072
rs1057079TT228373-2.7054-2.3246 (-2.9417, -1.7076)a
CT + CC229167
rs7525957TT326444-1.3684-0.4235 (-0.7756, -0.0714)a
CT + CC13196