| 1 | A | B | C | D | E | F | G | H | I | J |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 2 | mean omega-3 index levels, by sex and selected characteristics, household population aged 20 to 79, canada excluding territories, 2012/2013 |  |  |  |  |  |  |  |  |  |
| 3 |  | total |  |  | men |  |  | women |  |  |
| 4 |  | mean % | 95% confidence interval |  | mean % | 95% confidence interval |  | mean % | 95% confidence interval |  |
| 5 |  |  | from | to |  | from | to |  | from | to |
| 6 | total | 4.5 | 4.2 | 4.8 | 4.3 | 4.1 | 4.6 | 4.7 | 4.3 | 5.0 |
| 7 | age group |  |  |  |  |  |  |  |  |  |
| 8 | 20 to 39 | 4.3 | 4.0 | 4.6 | 4.2 | 3.8 | 4.5 | 4.4 | 3.8 | 4.9 |
| 9 | 40 to 59 | 4.4 | 4.1 | 4.7 | 4.2 | 3.8 | 4.6 | 4.6 | 4.3 | 5.0 |
| 10 | 60 to 79 | 5.0 | 4.7 | 5.3 | 4.8 | 4.5 | 5.1 | 5.2 | 4.7 | 5.7 |
| 11 | race |  |  |  |  |  |  |  |  |  |
| 12 | white | 4.3 | 4.1 | 4.5 | 4.2 | 3.9 | 4.4 | 4.4 | 4.1 | 4.7 |
| 13 | asian | 5.5 | 4.6 | 6.4 | 5.1 | 4.2 | 5.9 | 5.9 | 5.0 | 6.7 |
| 14 | other | 4.8 | 4.3 | 5.4 | 4.8 | 4.2 | 5.5 | 4.8 | 4.2 | 5.4 |
| 15 | household income |  |  |  |  |  |  |  |  |  |
| 16 | less than $70,000 | 4.4 | 4.2 | 4.6 | 4.3 | 4.1 | 4.6 | 4.5 | 4.2 | 4.7 |
| 17 | $70,000 or more | 4.6 | 4.1 | 5.1 | 4.3 | 3.9 | 4.8 | 4.8 | 4.3 | 5.4 |
| 18 | education |  |  |  |  |  |  |  |  |  |
| 19 | less than college diploma/university degree | 4.3 | 4.0 | 4.6 | 4.2 | 3.8 | 4.7 | 4.3 | 4.1 | 4.6 |
| 20 | college diploma/university degree | 4.6 | 4.3 | 4.9 | 4.4 | 4.1 | 4.7 | 4.8 | 4.4 | 5.3 |
| 21 | supplement use |  |  |  |  |  |  |  |  |  |
| 22 | no | 4.3 | 4.1 | 4.6 | 4.2 | 3.9 | 4.4 | 4.5 | 4.2 | 4.7 |
| 23 | yes | 6.0 | 5.5 | 6.5 | 5.6 | 5.3 | 5.9 | 6.5 | 5.7 | 7.3 |
| 24 | fish consumption |  |  |  |  |  |  |  |  |  |
| 25 | less than twice a week | 4.3 | 4.1 | 4.6 | 4.3 | 4.0 | 4.6 | 4.3 | 4.1 | 4.6 |
| 26 | at least twice a week | 5.2 | 4.7 | 5.8 | 5.0 | 4.6 | 5.3 | 5.5 | 4.7 | 6.2 |
| 27 | less than one serving of oily fish a week | 4.8 | 4.5 | 5.0 | 4.7 | 4.4 | 5.0 | 4.8 | 4.5 | 5.2 |
| 28 | at least one serving of oily fish a week | 5.7 | 4.9 | 6.5 | 5.5 | 5.1 | 5.9 | 6.0 | 4.8 | 7.1 |
| 29 | less than twice a week | 4.5 | 4.2 | 4.7 | 4.4 | 4.1 | 4.7 | 4.5 | 4.3 | 4.8 |
| 30 | at least twice a week | 5.8 | 4.9 | 6.7 | 5.5 | 5.0 | 5.9 | 6.1 | 4.8 | 7.4 |
| 31 | smoking status |  |  |  |  |  |  |  |  |  |
| 32 | daily or occasional | 3.7 | 3.4 | 4.0 | 3.6 | 3.3 | 4.0 | 3.7 | 3.3 | 4.2 |
| 33 | non-smoker | 4.7 | 4.4 | 5.0 | 4.6 | 4.3 | 4.8 | 4.9 | 4.5 | 5.2 |
| 34 | obesity |  |  |  |  |  |  |  |  |  |
| 35 | no | 4.6 | 4.2 | 5.0 | 4.4 | 4.1 | 4.8 | 4.8 | 4.3 | 5.2 |
| 36 | yes | 4.2 | 4.0 | 4.4 | 4.1 | 3.9 | 4.3 | 4.3 | 4.0 | 4.6 |

Question: in 2012/2013, what was the mean omega-3 index level of 20- to 79-year-olds?
Answer: 4.5