Table 3.
Odds of being in the top 10 % of trans-fatty acid (TFA) consumers as a percentage of food energy compared with the remaining 90 % depending on sociodemographic characteristics of adults (aged 19–64 years) in the National Diet and Nutrition Survey (NDNS 2000/01) and Years 3 and 4 of the National Diet and Nutrition Survey Rolling Programme (NDNS RP 2010/11 and 2011/12)
| Adjusted OR and 95 % CI of being in the top 10 % TFA consumers as %FE | ||||||
|---|---|---|---|---|---|---|
| NDNS 2000/01 (N 1689, weighted N 1680) | NDNS RP 2010/11 and 2011/12 (N 728, weighted N 1068) | |||||
| Adult: multivariate analyses top 10 % TFA consumers | OR | 95 % CI | P value | OR | 95 % CI | P value |
| Food energy intake per 418 kJ (100 kcal) | 1·01 | 1·01, 1·01 | <0·001 | 1·00 | 0·95, 1·06 | 0·9 |
| Age (per year) | 1·00 | 0·99, 1·02 | 0·9 | 1·02 | 0·98, 1·05 | 0·3 |
| Gender | ||||||
| Male | 1·00 | Ref. | – | 1·00 | Ref. | – |
| Female | 0·76 | 0·50, 1·16 | 0·2 | 0·85 | 0·47, 1·55 | 0·6 |
| Qualification | ||||||
| No qualifications (or in full-time education) | 1·00 | Ref. | 0·1† | 1·00 | Ref. | 0·2† |
| School certificates & other qualifications | 0·74 | 0·48, 1·14 | 0·3 | 0·43 | 0·18, 1·04 | 0·1 |
| Higher education below degree | 0·74 | 0·40, 1·35 | 0·2 | 0·27 | 0·07, 1·03 | 0·3 |
| Degree | 0·51 | 0·28, 0·92 | 0·03 | 0·61 | 0·23, 1·60 | 0·3 |
| Gross household income* | ||||||
| Lowest income group | 1·00 | Ref. | 0·06† | 1·00 | Ref. | 0·05† |
| 2 | 0·88 | 0·47, 1·64 | 0·7 | 2·78 | 1·23, 6·22 | 0·01 |
| 3 | 1·16 | 0·65 2·09 | 0·6 | 3·25 | 1·10, 9·62 | 0·03 |
| 4 | 0·57 | 0·31, 1·05 | 0·07 | 2·49 | 1·08, 5·75 | 0·03 |
| Highest income group | 0·60 | 0·31, 1·17 | 0·1 | 2·57 | 1·08, 6·14 | 0·03 |
| Region | ||||||
| London, East & South England | 1·00 | Ref. | – | 1·00 | Ref. | – |
| North England | 0·53 | 0·33, 0·85 | 0·008 | 1·39 | 0·66, 2·94 | 0·4 |
| Midlands | 0·65 | 0·39, 1·07 | 0·09 | 2·40 | 1·13, 5·11 | 0·02 |
| Scotland, Wales (+NI in NDNS RP) | 0·33 | 0·19, 0·57 | <0·001 | 1·19 | 0·48, 2·92 | 0·7 |
| Ethnic group | ||||||
| White | 1·00 | Ref. | – | 1·00 | Ref. | – |
| Black or Black British | 0·24 | 0·03, 2·15 | 0·2 | 1·22 | 0·24, 6·23 | 0·8 |
| Asian or Asian British | 0·84 | 0·26, 2·73 | 0·8 | 1·54 | 0·44, 5·42 | 0·5 |
| Other incl. mixed | 0·74 | 0·20, 2·77 | 0·7 | 1·34 | 0·30, 6·04 | 0·7 |
| Marital status | ||||||
| Single/never married | 1·00 | Ref. | – | 1·00 | Ref. | – |
| Married & living together/cohabiting | 1·00 | 0·57, 1·75 | 1·0 | 0·56 | 0·21, 1·48 | 0·2 |
| Separated/divorced/widowed | 1·49 | 0·85, 2·64 | 0·2 | 0·71 | 0·25, 2·02 | 0·5 |
| Long-term illness or disability | ||||||
| Yes | 1·00 | Ref. | – | 1·00 | Ref. | – |
| No | 0·70 | 0·49, 1·01 | 0·06 | 0·71 | 0·41, 1·23 | 0·2 |
| Number of adults in household | 0·96 | 0·78, 1·23 | 0·7 | 0·83 | 0·57, 1·20 | 0·3 |
| Number of children in household | 1·06 | 0·89, 1·26 | 0·5 | 1·07 | 0·81, 1·39 | 0·6 |
%FE, percentage of food energy; NI, Northern Ireland; Ref., reference category.
*
Gross annual household income in the previous 12 months groupings for NDNS 2000/01 are: <£8000, £8000 to <£12 000, £12 000 to <£18 000, £18 000 to <£25 000, ≥£25 000; for NDNS RP are: <£15 000, £15 000 to <£20 000, £20 000 to <£30 000, £30 000 to <£40 000, ≥£40 000.
†
Test for trend across the groups.