Table 1.
Characteristics of 3,185 NSHD participants cognitively assessed in adult and childhood
| n or mean | % or SD | Missing | % | |
|---|---|---|---|---|
| Men, n (%) | 1,611 | 51 | 0 | 0 |
| Earlier life factors | ||||
| Father's education by age 6, > primary, n (%) | 1,271 | 40 | 218 | 7 |
| General cognition in childhood, mean (SD) | 0 | 1 | 0 | 0 |
| Educational attainment by age 26, n (%) | 104 | 3 | ||
| <Ordinary level, n (%) | 1,167 | 67 | ||
| Ordinary level, n (%) | 855 | 27 | ||
| Advanced level, n (%) | 1,059 | 33 | ||
| Adult factors at age 43 | ||||
| BMI, kg/m2, mean (SD) | 25.5 | 4.2 | 221 | 7 |
| Systolic BP, mm Hg, mean (SD) | 123 | 16 | 252 | 8 |
| Diabetes, n (%) | 29 | 1 | 199 | 7 |
| Smoking status, n (%) | 199 | 7 | ||
| Current | 897 | 28 | ||
| Ex | 1,240 | 39 | ||
| Never | 849 | 27 | ||
| Positive WHO Rose angina score, n (%) | 102 | 3 | 197 | 6 |
| Stroke, n (%) | 10 | 0 | 194 | 6 |
| Cancer, n (%) | 54 | 2 | 207 | 7 |
| Occupational class, n (%) | 47 | 1 | ||
| I + II | 1,335 | 42 | ||
| III NM + M | 1,299 | 41 | ||
| IV + V | 504 | 16 |