Table 1.
Summary of participant baseline characteristics at ELSA Wave 9
| Mean or N | SD or % | |
|---|---|---|
| Ethnicity | ||
| White | 7,014 | 95.3% |
| Non-white | 348 | 4.7% |
| Age | 67.3 | 10.0 |
| Body mass index | 27.9 | 5.9 |
| Underweight | 43 | 0.9% |
| Normal | 1,375 | 29.3% |
| Overweight | 1,966 | 41.8% |
| Obese | 1,315 | 28.0% |
| CES-D S-F | ||
| Overall score | 1.2 | 1.7 |
| Non-severe | 6,025 | 83.7% |
| Severe | 1,175 | 16.3% |
| Deprivation score | 1.7 | 1.6 |
| Education | ||
| None | 1,010 | 14.1% |
| Foreign/other | 513 | 7.1% |
| NVQ1/CSE or equivalent | 256 | 3.6% |
| NVQ2/GCE O-level or equivalent | 1,610 | 22.4% |
| NVQ3/GCE A-level or equivalent | 841 | 11.7% |
| Higher education below degree | 1,133 | 15.8% |
| NVQ4/NVQ5/degree or equivalent | 1,823 | 25.4% |
| Living alone | ||
| No | 5778 | 80.3% |
| Yes | 1422 | 19.8% |
| Physical activity | ||
| Mild intensity | ||
| Hardly ever or never | 442 | 6.3% |
| One to three times a month | 156 | 2.2% |
| Once a week | 616 | 8.8% |
| More than once a week | 5804 | 82.7% |
| Moderate intensity | ||
| Hardly ever or never | 1064 | 15.2% |
| One to three times a month | 406 | 5.8% |
| Once a week | 900 | 12.8% |
| More than once a week | 4648 | 66.2% |
| Vigorous intensity | ||
| Hardly ever or never | 4096 | 58.4% |
| One to three times a month | 529 | 7.5% |
| Once a week | 679 | 9.7% |
| More than once a week | 1713 | 24.4% |
| Sex | ||
| Male | 3,190 | 43.5% |
| Female | 4,135 | 56.5% |
| Smoking | ||
| Never | 2,849 | 41.1% |
| Ex-smoker | 3,488 | 50.3% |
| Current | 594 | 8.6% |
Abbreviations: CES-D-SF = Centre for Epidemiologic Studies Depression scale - Short Form; GCE = General Certificate of Education; N = Number; NVQ = National Vocational Qualification; SD = Standard Deviation