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Table 4
Percentage with inadequate vitamin C intake, by supplement consumption and selected characteristics, household population aged 1 or older who take vitamin C supplements, Canada excluding territories, 2004
| Characteristics | Percentage with inadequate† vitamin C intake based on: | |||
|---|---|---|---|---|
| Diet | Diet and supplements | |||
| % | Standard error | % | Standard error | |
| Total | 17.3 | 0.9 | 1.7 | 0.2 |
| Age group and sex | ||||
| 1 to 3 | <3 | ... | <3 | ... |
| 4 to 8 | <3 | ... | <3 | ... |
| 9 to 13 | ||||
| Boys | <3 | ... | <3 | ... |
| Girls | <3 | ... | <3 | ... |
| 14 to 18 | ||||
| Boys | F | ... | <3 | ... |
| Girls | F | ... | 2.1E | 0.6 |
| 19 to 30 | ||||
| Men | 19.0E | 5.4 | 3.7E | 1.2 |
| Women | F | ... | 2.2E | 0.7 |
| 31 to 50 | ||||
| Men | 26.8E | 5.3 | 3.0E | 1.0 |
| Women | 25.4 | 3.5 | 2.3E | 0.6 |
| 51 to 70 | ||||
| Men | 23.6E | 4.6 | 2.0E | 0.6 |
| Women | 12.4E | 2.4 | 1.3E | 0.4 |
| 71 or more | ||||
| Men | 23.7E | 4.8 | F | ... |
| Women | 15.8 | 2.2 | <3 | ... |
| Times per day fruit/vegetables consumed | ||||
| 3 or less | 40.1 | 3.0 | 4.6 | 0.7 |
| 3.01 to 6 | 13.5 | 1.1 | 1.2E | 0.2 |
| More than 6 | 3.4E | 0.8 | <3 | 0.1 |
| Household income quintile | ||||
| First (lowest) | 17.4 | 2.1 | 2.0E | 0.5 |
| Second | 18.3 | 2.3 | 1.9E | 0.4 |
| Third | 14.6 | 1.9 | 1.3E | 0.3 |
| Fourth | 18.0 | 1.8 | 1.3E | 0.3 |
| Fifth (highest) | 16.4 | 1.9 | 2.1E | 0.6 |
| Highest level of household education | ||||
| Less than secondary | 29.3 | 3.1 | 2.5E | 0.7 |
| Secondary graduation | 20.1 | 2.5 | 2.4E | 0.7 |
| Some postsecondary | 18.0E | 3.0 | 1.9E | 0.5 |
| Postsecondary graduation | 15.0 | 1.0 | 1.5 | 0.2 |
| Smoker (aged 12 or older) | ||||
| No | 11.8 | 1.2 | 1.0E | 0.2 |
| Yes | 44.2 | 6.3 | 7.3E | 1.2 |
| Level of physical activity (aged 12 or older) | ||||
| Active | 8.4E | 1.7 | 1.0E | 0.3 |
| Moderately active | 16.4 | 2.5 | 1.8E | 0.4 |
| Inactive | 23.8 | 2.0 | 3.2 | 0.5 |
| Province | ||||
| Newfoundland and Labrador | 19.8E | 4.1 | F | ... |
| Prince Edward Island | 19.1E | 4.4 | <3 | ... |
| Nova Scotia | 23.8E | 4.1 | <3 | ... |
| New Brunswick | 27.0E | 5.1 | F | ... |
| Quebec | 13.7 | 2.2 | 1.7E | 0.5 |
| Ontario | 16.1 | 1.6 | 1.5 | 0.2 |
| Manitoba | 24.8 | 3.0 | 2.2E | 0.5 |
| Saskatchewan | 19.9E | 3.3 | 2.0E | 0.6 |
| Alberta | 21.6 | 2.7 | 2.0E | 0.6 |
| British Columbia | 17.2 | 2.2 | 1.5E | 0.4 |
| † below estimated average requirement E use with caution (coefficient of variation 16.6% to 33.3%) F too unreliable to be published (coefficient of variation more than 33.3%) <3 coefficient of variation more than 33.3%, but limits of confidence interval included within interval (0.0, 3.0) ... not applicable Note: Estimates of percentage with inadequate dietary and total intake are not significantly different for ages 1 to 18 and for women aged 19 to 30; in all other cases, differences are significant. Source: 2004 Canadian Community Health Survey—Nutrition. |
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