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Table 2 Odds ratios and 95% confidence intervals from multivariate analyses for skin SCC

From: Joint effects of citrus peel use and black tea intake on the risk of squamous cell carcinoma of the skin

   Citrus peel Black tea
Model   OR (95% C.I.) OR (95% C.I.)
Hot Black tea
- Citrus peel 0.67 (0.45 – 0.99)
- Hot tea 0.79 (0.49 – 1.26)
- Citrus peel + hot tea 0.55 (0.34 – 0.91) 0.87 (0.54 – 1.39)
- The above + age & gender 0.54 (0.32 – 0.90) 0.84 (0.52 – 1.36)
- The above + SCC risk factors* 0.34 (0.18 – 0.62) 0.65 (0.37 – 1.15)
Iced Black tea
- Citrus peel 0.67 (0.45 – 0.99)
- Iced tea 1.14 (0.76 – 1.72)
- Citrus peel + iced tea 0.69 (0.45 – 1.05) 1.22 (0.81 – 1.84)
- The above + age & gender 0.69 (0.45 – 1.07) 1.21 (0.80 – 1.84)
- The above + SCC risk factors* 0.54 (0.33 – 0.89) 1.06 (0.37 – 1.15)
  1. * History of treated actinic keratosis, tanning ability after prolonged sun exposure and number of current freckles on the arms.