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Table 3 The association between types of tea leaves and TB

From: Impact of tea drinking upon tuberculosis: a neglected issue

Type of tea leaves TB Patients Healthy controls ORc (95 % CI) ORad (95 % CI)#
N % N %
Not drinking tea 301 52.44 243 41.75 Reference Reference
Black tea 63 10.98 73 12.54 0.697 (0.478,1.016) 0.683 (0.517,0.902)*
Oolong 84 14.63 98 16.84 0.692 (0.494,0.969)* 0.674 (0.508,0.894)*
Green tea 126 21.95 168 28.87 0.605 (0.455,0.806)* 0.534 (0.349,0.817)*
  1. #Multivariate logistic regression model was used to adjust the covariates of sex, age, marital status, education background, BMI, smoking, alcohol drinking, history of BCG vaccination and cooking with solid fuel.
  2. *P < 0.05