Table 1.
Distribution and percentages of male conscripts by their IQ, their educational level and the educational level of their parents
| Conscripts’ education | Parental education | |||||
| IQ 1–3 | IQ 4–6 | IQ 7–9 | IQ 1–3 | IQ 4–6 | IQ 7–9 | |
| (N = 235,831) | (N = 620,232) | (N = 278,339) | (N = 234,103) | (N = 617,063) | (N = 276,705) | |
| Pre-high school (≤9 years) | ||||||
| Conscription<1975 | 22,890 (47.1%) | 31,437 (24.3%) | 5,244 (7.8%) | 33,101 (69.7%) | 72,016 (56.8%) | 26,847 (40.5%) |
| Conscription 1975–1984 | 31,483 (33.9%) | 36,748 (15.1%) | 4,458 (4.2%) | 49,671 (53.6%) | 95,537 (39.3%) | 25,950 (24.4%) |
| Conscription 1985–1993 | 19,499 (20.7%) | 14,945 (6.0%) | 1,449 (1.4%) | 32,870 (35.0%) | 52,810 (21.4%) | 11,425 (11.0%) |
| High school (≤12 years) | ||||||
| Conscription before 1975 | 23,133 (47.6%) | 67,530 (52.3%) | 23,576 (34.8%) | 12,394 (26.1%) | 42,328 (33.4%) | 24,246 (36.5%) |
| Conscription 1975–1984 | 56,966 (61.3%) | 149,024 (61.1%) | 34,676 (32.6%) | 35,999 (38.9%) | 104,784 (43.1%) | 40,986 (38.6%) |
| Conscription 1985–1993 | 67,918 (72.1%) | 151,627 (61.4%) | 24,453 (23.5%) | 49,835 (53.0%) | 126,180 (51.1%) | 40,487 (38.9%) |
| University (≥2 years) | ||||||
| and postgraduate | ||||||
| Conscription before 1975 | 2,624 (5.4%) | 30,265 (23.4%) | 38,839 (57.4%) | 1,979 (4.2%) | 12,408 (9.8%) | 15,261 (23.0%) |
| Conscription 1975–1984 | 4,509 (4.9%) | 58,199 (23.9%) | 67,387 (63.3%) | 6,938 (7.5%) | 43,079 (17.7%) | 39,299 (37.0%) |
| Conscription 1985–1993 | 6,809 (7.2%) | 80,457 (32.6%) | 78,257 (75.1%) | 11,316 (12.0%) | 67,921 (27.5%) | 52,204 (50.1%) |
All percentages are column percentages by each conscription time period. IQ groups: low (1–3); medium (4–6); and high (7–9).