| Oolong tea intake |  |  |  | ||||
---|---|---|---|---|---|---|---|---|
 | Less than one cup per week | One to four cups per week | One or more cups per day |  | P for trend | |||
No. of cases | 336 | 153 | 76 | Â | Â | |||
Person-years | 454,964 | 148,821 | 93,630 | Â | Â | |||
Age- and area-adjusted HR (95% CI) | 1.00 | 1.37 | (1.13 to 1.67) | 1.09 | (0.85 to 1.41) | Â | Â | 0.08 |
Multivariate HR (95% CI)* | 1.00 | 1.34 | (1.09 to 1.66) | 0.98 | (0.74 to 1.30) | Â | Â | 0.40 |
 | Black tea intake |  |  |  | ||||
 | Less than one cup per week | One to four cups per week | One or more cups per day |  | P for trend | |||
No. of cases | 441 | 111 | 24 | Â | Â | |||
Person-years | 557,038 | 140,312 | 24,776 | Â | Â | |||
Age- and area-adjusted HR (95% CI) | 1.00 | 1.00 | (0.81 to 1.24) | 1.29 | (0.85 to 1.96) | Â | Â | 0.45 |
Multivariate HR (95% CI)* | 1.00 | 0.84 | (0.67 to 1.07) | 1.30 | (0.84 to 2.02) | Â | Â | 0.80 |
 | Coffee intake |  | ||||||
 | Less than one cup per week | One to four cups per week | One to two cups per day | Three or more cups per day | P for trend | |||
No. of cases | 161 | 180 | 173 | 63 | Â | |||
Person-years | 233,697 | 213,979 | 210,969 | 69,940 | Â | |||
Age- and area-adjusted HR (95% CI) | 1.00 | 1.20 | (0.97 to 1.49) | 1.18 | (0.94 to 1.48) | 1.30 | (0.95 to 1.77) | 0.09 |
Multivariate HR (95% CI)* | 1.00 | 1.15 | (0.91 to 1.46) | 1.12 | (0.87 to 1.43) | 1.22 | (0.87 to 1.71) | 0.26 |