Table 1 Characteristics of the population, overall and stratified according to levelsa of neuroticism
| Â | Overall | Neuroticism | Â | ||
|---|---|---|---|---|---|
| Â | Â | Lowest tertile | Middle tertile | Highest tertile | P value * |
|  | N = 10,341 | n = 2828 | n = 2798 | n = 2866 |  |
| Â | n (%) | n (%) | n (%) | n (%) | Â |
Age groups | Â | Â | Â | Â | Â |
30–45 years | 2877 (33.9) | 824 (9.7) | 1041 (12.3) | 1012 (11.9) |  |
46–60 years | 2740 (32.3) | 958 (11.3) | 849 (10.0) | 933 (11.0) |  |
61–70 years | 2112 (24.9) | 750 (8.8) | 654 (7.7) | 708 (8.3) |  |
>71Â years | 758 (8.9) | 294 (3.5) | 251 (3.0) | 213 (2.5) | <0.001 |
Male gender | 3593 (42.3) | 1347 (15.9) | 1114 (13.1) | 1132 (13.3) | <0.001 |
Socio economic position | Â | Â | Â | Â | Â |
High and intermediate level salary | 3713 (54.6) | 1258 (18.5) | 1244 (18.3) | 1211 (17.8) | Â |
Assistant –non manual workers | 1181 (17.4) | 39 2(5.8) | 354 (5.2) | 435 (6.4) |  |
Skilled workers | 511 (7.5) | 177 (2.6) | 189 (2.8) | 145 (2.1) | Â |
Unskilled and semiskilled workers | 827 (12.2) | 283 (4.2) | 263 (3.9) | 281 (4.1) | Â |
Self-employed (other than professional) | 569 (8.4) | 183 (2.7) | 184 (2.7) | 202 (3.0) | 0.03 |
Prevalent IHD or stroke at baseline | 267 (2.6) | 46 (0.5) | 68 (0.8) | 96 (1.1) | <0.001 |
Prevalent hypertension at baseline | 600 (7.1) | 188(2.2) | 174(2.0) | 238 (2.8) | 0.005 |
Prevalent diabetes mellitus at baseline | 171 (2.1) | 47(0.6) | 40(0.5) | 84 (1.0) | <0.001 |
Smoking | Â | Â | Â | Â | Â |
Regular smoker | 1282 (15.2) | 360 (4.3) | 381 (4.5) | 541 (6.4) | Â |
Occasional smoker | 888(10.5) | 275 (3.3) | 284 (3.4) | 329 (3.9) | Â |
Ex-smoker | 2497 (29.5) | 807 (9.5) | 815 (9.6) | 875 (10.4) | Â |
Never smoker | 3786 (44.8) | 1367 (16.2) | 1309 (15.5) | 1110 (13.1) | <0.001 |
Physical activityb | 4565 (53.8) | 1643 (19.4) | 1547 (18.29) | 1375 (16.2) | <0.001 |
Mean BMI (SD) in kg/m2 | 24.97 (3.9) | 24.9 (3.6) | 24.9 (3.7) | 25.3 (4.2) | 0.001 |
Hazardous alcohol use | 2163 (25.5) | 467 (5.5) | 704 (8.3) | 992 (11.7) | <0.001 |
Depression | 1242 (14.6) | 40 (0.5) | 198 (2.3) | 1004 (11.8) | <0.001 |