Table 1.
Sociodemographic, educational, childhood intelligence scores for 388 participants recruited in 1998-2000 from local survivors of the 1947 Scottish Mental Survey. Auditory-Verbal Learning Test (AVLT); Moray House Test (MHT); socioeconomic status (SES); socioeconomic status adult (SESa); socioeconomic status childhood (SESc) and socioeconomic status mobility (SESm). Pearson correlation with AVLT at entry and comparison between genders for each measure. *P < 0.001.
| N = 388 Male 192 (49.5%) | Mean (standard deviation) Min–Max | Component loading on SES | Correlation with AVLT score at entry | Male (standard deviation) | Female (standard deviation) |
|---|---|---|---|---|---|
| Age when first tested as an adult | 64.8 (1.40) 62.6–77.3 | 0.04 | 64.7 (1.2) | 64.9 (1.5) | |
| Father occupational status | 6.22 (2.33) 1.00–9.00 | 0.50 | 0.11* | 6.33 (2.36) | 6.13 (2.31) |
| Overcrowding | 1.75 (0.75) 0.43–5.00 | 0.83 | –0.17* | 1.78 (0.78) | 1.72 (0.07) |
| Sanitation share | 7.88 (4.87) 2.00–18.00 | 0.80 | –0.16* | 8.37 (5.69) | 7.40 (3.54) |
| SESc | 0.21* | –0.09 (1.13) | 0.09 (0.84) | ||
| Education year | 11.11 (1.99) 9.00–20.00 | 0.28* | 11.0 (2.1) | 11.2 (1.9) | |
| Participants occupation status | 4.47 (2.19) 1.00–9.00 | 0.83 | 0.25* | 4.79 (2.35) | 4.66 (2.03) |
| SIMD | 6.66 (3.03) 1.00–10.00 | 0.83 | 0.22* | 6.73 (3.05) | 6.60 (3.01) |
| SESa | 0.28* | –0.01 (1.04) | 0.01 (0.96) | ||
| SESm | 0.28* | 0.09 (1.21) | –0.08 (1.04) | ||
| MHT | 42.61 (12.52) 1.00–72.00 | 0.38* | 41.8 (12.7) | 43.4 (12.3) | |
| AVLT Score at entry | 44.97 (7.80) 12.00–72.0 | 41.8 (9.7)* | 48.1 (8.9) |