Table 3 Cognitive functioning of the study sample according to socio-demographic and work-related characteristics
n (%) | Trail making test - B mean (SD) | Verbal fluency mean (SD) | |
|---|---|---|---|
Female§ | 1500 (51.2) | 87.98 (45.64)*** | 23.85 (6.12)** |
Male | 1427 (48.8) | 97.97 (52.70) | 23.20 (6.32) |
Age (70–79 years)# | 680 (23.2) | 116.79 (57.00)*** | 22.19 (5.86)*** |
Age (60–69 years) | 867 (29.6) | 99.81 (49.00) | 22.92 (5.95) |
Age (50–59 years) | 776 (26.5) | 82.96 (40.40) | 23.74 (6.30) |
Age (40–49 years) | 604 (20.6) | 68.58 (35.09) | 25.64 (6.31) |
Education (high)# | 957 (32.9) | 82.33 (38.06)*** | 25.24 (6.25)*** |
Education (middle) | 836 (28.7) | 93.40 (46.71) | 23.61 (5.92) |
Education (low) | 1119 (38.2) | 101.66 (57.87) | 22.04 (6.06) |
Not working# | 1487 (51.1) | 109.22 (55.20)*** | 22.41 (5.95)*** |
Working <15h/week | 54 (1.8) | 95.20 (53.67) | 23.84 (6.00) |
Working 15-34h/week | 275 (9.4) | 78.67 (36.64) | 25.44 (6.83) |
Working 35 + h/week | 1096 (37.6) | 74.30 (34.00) | 24.61 (6.17) |
Demands (high)# | 379 (13.9) | 87.58 (38.85)*** | 24.31 (6.34)*** |
Demands (medium) | 1997 (84.3) | 91.59 (48.85) | 23.70 (6.13) |
Demands (low) | 344 (12.6) | 105.52 (59.78) | 21.69 (6.06) |
Self-regulation (high)# | 199 (7.3) | 82.09 (41.54)*** | 26.04 (6.09)*** |
Self-regulation (medium) | 2295 (84.3) | 92.18 (48.63) | 23.48 (6.17) |
Self-regulation (low) | 230 (8.4) | 108.08 (58.75) | 21.91 (5.99) |
Stroke (no)§ | 2819 (97.7) | 92.10 (48.18)*** | 23.61 (6.19)*** |
Stroke (yes) | 66 (2.3) | 130.27 (81.01) | 21.14 (7.10) |
Blood lipids (normal)§ | 1665 (63.0) | 89.88 (48.23)*** | 23.98 (6.23)*** |
Blood lipids (elevated) | 976 (37.0) | 99.26 (51.52) | 22.99 (6.17) |
Liver disease (no)§ | 2368 (88.7) | 93.09 (50.15)** | 23.64 (6.26) |
Liver disease (yes) | 301 (11.3) | 98.32 (49.61) | 23.09 (5.96) |
Heart attack (no)§ | 2792 (69.9) | 92.36 (49.48)*** | 23.62 (6.20)* |
Heart attack (yes) | 88 (3.1) | 109.82 (45.44) | 21.89 (6.39) |
Blood pressure (normal)§ | 1391 (50.9) | 85.61 (45.16)*** | 24.16 (6.29)*** |
Blood pressure (high) | 1340 (49.1) | 100.98 (52.55) | 22.96 (6.09) |
Diabetes (no)§ | 2534 (88.0) | 90.87 (48.37)*** | 23.75 (6.23)*** |
Diabetes (yes) | 346 (12.0) | 108.01 (54.74) | 22.13 (5.91) |