Table 4. Stratified Cox Proportional Hazard Ratios (HRs) for mortality from all-cause, cardiovascular disease and cancer by green tea consumption in Chinese adult men by alcohol drinking status.
| Amount drunk (in grams) of green tea |
|||||
|---|---|---|---|---|---|
| Mortality outcomes | non-drinker | ≤5 | 5-10 | >10 | P for trend |
| Non-regular drinker | |||||
| All-cause | |||||
| No. of deaths | 18644 | 933 | 1384 | 979 | |
| Age adjusted HR (95% CI) | 1.00 | 0.91(0.86,0.98) | 0.98(0.93,1.03) | 0.90(0.85,0.96) | 0.0011 |
| Multivariate HR (95% CI) # | 1.00 | 1.00(0.93,1.07) | 0.95(0.80,1.00) | 0.85(0.80,0.91) | <.0001 |
| Cardiovascular disease | |||||
| No. of deaths | 6838 | 318 | 469 | 339 | |
| Age adjusted HR (95% CI) | 1.00 | 0.85(0.76,0.95) | 0.90(0.82,0.99) | 0.84(0.75,0.94) | <.0001 |
| Multivariate HR (95% CI) # | 1.00 | 0.96(0.85,1.07) | 0.92(0.83,1.01) | 0.85(0.76, 0.95) | 0.0006 |
| Cancer | |||||
| No. of deaths | 4178 | 197 | 273 | 150 | |
| Age adjusted HR (95% CI) | 1.00 | 0.87(0.75,1.00) | 0.88(0.78,1.00) | 0.65(0.55,0.76) | <.0001 |
| Multivariate HR (95% CI) # | 1.00 | 0.96(0.83,1.11) | 0.90(0.80,1.02) | 0.65(0.55,0.77) | <.0001 |
| Moderate drinker | |||||
| All-cause | |||||
| No. of deaths | 4318 | 323 | 768 | 547 | |
| Age adjusted HR (95% CI) | 1.00 | 0.78(0.70,0.87) | 1.03(0.96,1.12) | 1.05(0.96,1.14) | 0.2896 |
| Multivariate HR (95% CI) # | 1.00 | 0.86(0.77,0.97) | 1.00(0.92,1.08) | 0.96(0.87,1.05) | 0.4334 |
| Cardiovascular disease | |||||
| No. of deaths | 1590 | 120 | 248 | 185 | |
| Age adjusted HR (95% CI) | 1.00 | 0.78(0.65,0.94) | 0.90(0.79,1.03) | 0.95(0.82,1.11) | 0.1991 |
| Multivariate HR (95% CI) # | 1.00 | 0.91(0.75,1.10) | 0.95(0.82,1.09) | 0.96(0.81,1.12) | 0.3852 |
| Cancer | |||||
| No. of deaths | 930 | 64 | 140 | 98 | |
| Age adjusted HR (95% CI) | 1.00 | 0.71(0.55,0.91) | 0.86(0.74,1.06) | 0.85(0.69,1.05) | 0.0492 |
| Multivariate HR (95% CI) # | 1.00 | 0.79(0.61,1.03) | 0.94(0.78,1.14) | 0.90(0.72,1.12) | 0.3172 |
| Heavy drinker | |||||
| All-cause | |||||
| No. of deaths | 3920 | 197 | 305 | 351 | |
| Age adjusted HR (95% CI) | 1.00 | 0.83(0.72,0.96) | 0.80(0.72,0.90) | 0.84(0.75,0.94) | <.0001 |
| Multivariate HR (95% CI) # | 1.00 | 0.82(0.71,0.95) | 0.83(0.73,0.93) | 0.87(0.77,0.97) | 0.0009 |
| Cardiovascular disease | |||||
| No. of deaths | 1431 | 75 | 107 | 104 | |
| Age adjusted HR (95% CI) | 1.00 | 0.86(0.68,1.09) | 0.77(0.63,0.93) | 0.68(0.56,0.83) | <.0001 |
| Multivariate HR (95% CI) # | 1.00 | 0.86(0.68,1.09) | 0.80(0.66,0.98) | 0.71(0.57,0.87) | 0.0002 |
| Cancer | |||||
| No. of deaths | 796 | 30 | 64 | 82 | |
| Age adjusted HR (95% CI) | 1.00 | 0.63(0.44,0.91) | 0.86(0.67,1.11) | 0.97(0.77,1.22) | 0.4276 |
| Multivariate HR (95% CI) # | 1.00 | 0.67(0.46,0.96) | 0.92(0.71,1.19) | 1.04(0.82,1.32) | 0.9724 |
Abbreviation: CI, confidence interval.
The multivariate HR has been adjusted for age (continuous), BMI (<18.5, 18.5-24.9, 25.0-29.9, ≥30.0), marital status (yes or no), urban locality (yes or no), education <6 years (yes or no), job status (employed or unemployed), smoking status (never, current or former), times of weekly fish consumption (none, 1-3 times, 4-7 times, or ≥8 times), times of weekly meat consumption (none, 1-3 times, 4-7 times, or ≥8 times), times of weekly poultry consumption (none, 1-3 times, 4-7 times, or ≥8 times), times of weekly egg consumption (none, 1-3 times, 4-7 times, or ≥8 times), times of weekly milk consumption (none, 1-3 times, 4-7 times, or ≥8 times), black tea drinker (yes or no), jasmine tea drinker (yes or no) and other tea drinker (yes or no).