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Table 6 Adjusted odds ratio and its corresponding 95% confidence intervals of having breast cancer by frequency of Guangdong drinking tea

From: Relationship between Chinese medicine dietary patterns and the incidence of breast cancer in Chinese women in Hong Kong: a retrospective cross-sectional survey

  Controls n = 202 Cases n = 202 Adjusted OR 95% CI P value
Guangdong tea (Yum Cha)
 Less than once per week 142 109 1.00 Reference  
 1–2 times per week 46 56 1.59 1.00–2.52 0.05*
 >3 times per week 12 35 3.80 1.88–7.66 <0.001*
  1. The P value was <0.05, indicating a statistically significant between-group difference
  2. * Adjusted for age and body mass index (BMI)