Total coffee, %a | Boiled coffee | Filtered coffee | Instant coffee | ||||
---|---|---|---|---|---|---|---|
Combined with other brewing methods, %b | Only boiled coffee, % | Combined with other brewing methods, % | Only filtered coffee, % | Combined with other brewing methods, % | Only instant coffee, % | ||
No of participants | n = 97 926 | n = 93 858 | n = 32 049 | n = 93 858 | n = 60 025 | n = 93 858 | n = 22 501 |
≤ 1 cups per day | 16.1 | 80.0 | 54.4 | 40.1 | 25.6 | 91.7 | 77.5 |
2-3 cups per day | 32.9 | 7.9 | 16.1 | 25.9 | 30.4 | 5.4 | 13.3 |
4-7 cups per day | 37.8 | 8.4 | 20.2 | 25.9 | 33.4 | 2.4 | 7.5 |
≥ 8 cups per day | 13.2 | 3.7 | 9.3 | 8.1 | 10.6 | 0.5 | 1.7 |
No of cases | n = 462 | n = 452 | n = 174 | n = 452 | n = 322 | n = 452 | n = 112 |
≤ 1 cups per day | 17.7 | 77.9 | 51.2 | 44.2 | 27.6 | 92.7 | 79.5 |
2-3 cups per day | 37.1 | 10.4 | 21.8 | 27.0 | 34.2 | 4.6 | 10.7 |
4-7 cups per day | 38.3 | 10.2 | 23.0 | 25.0 | 32.9 | 2.3 | 8.0 |
≥ 8 cups per day | 6.9 | 1.5 | 4.0 | 3.8 | 5.3 | 0.4 | 1.8 |