Table 4
Relative prevalence of OA by age and occupation among men
| Age | All occupations | White collar* | Agriculture* | Blue collar* | “Mixed” collar* | Commercial services* |
|---|---|---|---|---|---|---|
| n=3480 | n=428 | n=575 | n=1169 | n=657 | n=163 | |
| Ratios observed/expected (95% CI); n=number observed. Expected numbers obtained using the age, gender, and occupational distribution from the 1998 French National Survey on Health Impairment and Disability. | ||||||
| *White collar worker category included liberal professions, managers, and administrators. Agriculture included grouped farm and horticulture workers. Blue collar worker category included skilled and unskilled manual occupations. “Mixed” category included workers who perform physical work outside industrial environments such as health, education, and secretarial. Commercial services grouped occupations related to direct commercial and other services. | ||||||
| 20–59 | 0.4 (0.3 to 0.4) | 0.3 (0.2 to 0.3) | 0.7 (0.6 to 0.9) | 0.4 (0.4 to 0.4) | 0.3 (0.2 to 0.3) | 0.3 (0.2 to 0.3) |
| 60–69 | 2.8 (2.6 to 2.9) | 1.9 (1.6 to 2.2) | 3.0 (2.6 to 3.4) | 2.5 (2.2 to 2.7) | 2.4 (2.1 to 2.8) | 2.0 (1.5 to 2.6) |
| 70–79 | 3.6 (3.4 to 3.8) | 2.2 (1.8 to 2.6) | 4.1 (3.6 to 4.7) | 3.9 (3.5 to 4.3) | 2.6 (2.2 to 2.9) | 2.3 (1.7 to 3.0) |
| 80+ | 2.1 (1.8 to 2.4) | 1.1 (0.7 to 1.6) | 2.4 (1.7 to 3.1) | 2.2 (1.7 to 2.8) | 1.7 (1.2 to 2.4) | 1.1 (0.5 to 2.0) |
| Age standardised | 1.0 | 0.6 (0.5 to 0.7) | 2.3 (2.1 to 2.5) | 1.0 (0.9 to 1.1) | 0.7 (0.7 to 0.8) | 0.6 (0.5 to 0.7) |
