Table 2.
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) who were the top 10 % of trans-fatty acid (TFA) consumers as a percentage of food energy compared with the remaining 90 %
| NDNS 2000/01 | NDNS RP 2010/11 and 2011/12 | |||||||
|---|---|---|---|---|---|---|---|---|
| Adults: top 10 % TFA | Total (N 1724, weighted N 1724) | Top 10 % TFA consumers as %FE (N 191, weighted N 176) | Remaining 90 % (N 1533, weighted N 1548) | Total (N 848, weighted N 1277) | Top 10 % TFA consumers as %FE (N 88, weighted N 130) | Remaining 90 %(N 760, weighted N 1147) | ||
| consumers | Unweighted n | %* | %* | P value | Unweighted n | %* | %* | P value |
| TFA intake (g), mean | 4·55 | 2·22 | <0·001 | 1·93 | 0·95 | <0·001 | ||
| sd | 1·00 | 1·85 | 0·59 | 0·46 | ||||
| Age (years), mean | 41·94 | 40·41 | 0·2 | 42·90 | 41·10 | 0·3 | ||
| sd | 12·95 | 12·68 | 13·12 | 12·80 | ||||
| Age group | 0·3 | 0·5 | ||||||
| 19–34 years | 510 | 31·7 | 37·9 | 245 | 29·0 | 35·2 | ||
| 35–49 years | 682 | 33·9 | 33·0 | 330 | 36·9 | 36·2 | ||
| 50–64 years | 532 | 34·4 | 29·1 | 273 | 34·1 | 28·6 | ||
| Male | 766 | 50·5 | 48·1 | 0·5 | 484 | 55·4 | 48·6 | 0·3 |
| Qualifications | 0·03 | 0·2 | ||||||
| No qualifications (or in full-time education) | 301 | 23·1 | 15·1 | 138 | 23·6 | 15·9 | ||
| School certificates & other qualifications | 856 | 50·4 | 51·4 | 374 | 38·1 | 44·8 | ||
| Higher education below degree | 245 | 14·0 | 13·9 | 97 | 6·2 | 11·5 | ||
| Degree | 321 | 12·4 | 19·5 | 237 | 32·1 | 27·8 | ||
| In employment | 1280 | 74·7 | 77·2 | 0·5 | 609 | 70·2 | 73·7 | 0·5 |
| Gross household income† | 0·03 | 0·6 | ||||||
| Lowest income group | 243 | 12·7 | 10·6 | 123 | 8·8 | 13·4 | ||
| 2 | 267 | 15·3 | 12·7 | 141 | 23·3 | 18·4 | ||
| 3 | 253 | 22·2 | 14·2 | 85 | 14·2 | 10·0 | ||
| 4 | 381 | 20·4 | 24·7 | 141 | 19·7 | 20·2 | ||
| Highest income group | 548 | 29·5 | 37·8 | 239 | 33·9 | 38·0 | ||
| Equalised household income (£), mean | NA | NA | NA | 729 | 33 040 | 32 989 | 1·0 | |
| sd | 23 396 | 24 057 | ||||||
| Equivalised household income | 0·8 | |||||||
| Lowest income quintile | NA | NA | NA | 129 | 13·8 | 17·6 | ||
| 2 | 114 | 21·4 | 15·7 | |||||
| 3 | 124 | 17·8 | 19·1 | |||||
| 4 | 170 | 21·5 | 22·3 | |||||
| Highest income quintile | 192 | 25·5 | 25·3 | |||||
| Quintile of IMD score, England only | 0·03 | |||||||
| Most deprived | NA | NA | NA | 131 | 27·4 | 14·4 | ||
| 2 | 142 | 8·7 | 19·2 | |||||
| 3 | 157 | 15·5 | 18·8 | |||||
| 4 | 138 | 18·3 | 16·7 | |||||
| Least deprived | 133 | 17·2 | 14·6 | |||||
| Other UK countries, not England | 147 | 13·0 | 16·3 | |||||
| Socio-economic classification‡ | 0·2 | 0·6 | ||||||
| Highest | 100 | 6·6 | 6·0 | 361 | 43·7 | 44·5 | ||
| 528 | 21·7 | 31·2 | 170 | 16·6 | 20·8 | |||
| 401 | 22·9 | 24·4 | 300 | 39·8 | 34·7 | |||
| 282 | 19·5 | 17·4 | ||||||
| 283 | 19·5 | 15·6 | ||||||
| Lowest | 98 | 9·8 | 5·3 | |||||
| Region | 0·006 | 0·2 | ||||||
| Northern England | 451 | 23·3 | 27·3 | 201 | 23·8 | 23·8 | ||
| Midlands | 266 | 13·4 | 15·7 | 148 | 24·2 | 14·5 | ||
| London, East & South England | 808 | 56·6 | 44·4 | 352 | 39·0 | 45·5 | ||
| Scotland, Wales (+NI in NDNS RP) | 199 | 6·7 | 12·7 | 147 | 13·0 | 16·3 | ||
| Number of adults in household, mean | 2·15 | 2·27 | 0·2 | 2·13 | 2·32 | 0·07 | ||
| sd | 0·90 | 0·92 | 0·77 | 0·95 | ||||
| Child in household, yes | 644 | 37·3 | 36·9 | 0·9 | 328 | 39·6 | 40·1 | 0·9 |
| Marital status | 0·06 | 0·4 | ||||||
| Single/never married | 358 | 17·7 | 20·6 | 188 | 24·8 | 20·0 | ||
| Married & living together/cohabiting | 1075 | 67·3 | 70·2 | 530 | 64·2 | 71·2 | ||
| Separated/divorced/widowed | 291 | 15·0 | 9·2 | 130 | 11·0 | 8·8 | ||
| Ethnic group, two categories | 0·5 | 0·4 | ||||||
| White | 1629 | 95·6 | 93·8 | 750 | 81·5 | 85·6 | ||
| Non-White | 95 | 4·4 | 6·2 | 98 | 18·5 | 14·4 | ||
| Ethnic group | 0·6 | 0·7 | ||||||
| White | 1629 | 95·6 | 93·8 | 750 | 81·5 | 85·6 | ||
| Black or Black British | 29 | 0·5 | 1·7 | 29 | 6·6 | 3·7 | ||
| Asian or Asian British | 35 | 2·6 | 2·6 | 40 | 6·9 | 6·4 | ||
| Any Other group incl. mixed | 31 | 1·3 | 2·0 | 29 | 5·0 | 4·4 | ||
| Has longstanding illness, yes | 655 | 46·7 | 35·5 | 0·01 | 292 | 38·0 | 30·5 | 0·2 |
%FE, percentage of food energy; NI, Northern Ireland; NA, not available.
Values presented are percentages, unless indicated otherwise.†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.
Social class groups for NDNS 2000/01 are: I, professional; II, managerial and technical; IIIN, skilled non-manual; IIIM, skilled manual; IV, semi-skilled; V, unskilled; socio-economic classification grouping for NDNS RP are: Managerial & Professional, Intermediate & Small businesses, Routine & Never worked.