Characteristics of non-participating and participating patients: results of the calibrated data (Etude épidémiologique de l'Impact de santé public sur 3 groupes de pathologies (EPI3) survey 2008)
| Non-participants*(n=3157) | Participants (n=8559) | Weighted percentage | |
| Mean (SD) | |||
| Age (years) | 47.7 (24.0) | 43.3 (22.8) | 44.9 (21.9) |
| n (%) | |||
| Female gender | 1701 (53.9) | 5367 (62.7) | 57.9 |
| Length of relationship with the physician | |||
| First time | 265 (8.4) | 782 (9.1) | 7.7 |
| <1 year | 316 (10.0) | 1315 (15.4) | 11.9 |
| 1–5 years | 743 (23.5) | 2380 (27.8) | 27.4 |
| More than 5 years | 1703 (53.9) | 4015 (46.9) | 53.0 |
| Government-funded health insurance | 308 (9.8) | 621 (7.4) | 9.4 |
| Longstanding disease status | 1925 (22.5) | 27.7 | |
| Complementary health insurance | 7839 (91.6) | 90.3 | |
| Index physician declared as treating physician | 6379 (74.5) | 84.3 | |
| Body mass index (kg/m2) | |||
| <25 | 5548 (64.8) | 52.4 | |
| 25–30 | 2045 (23.9) | 31.8 | |
| 30 and over | 966 (11.3) | 15.8 | |
| Tobacco consumption | |||
| Non-smoker | 4303 (50.3) | 47.4 | |
| Past smoker | 1961 (22.9) | 24.4 | |
| Current smoker | 2252 (26.3) | 28.2 | |
| Alcohol consumption | |||
| Never | 2908 (34.2) | 35.2 | |
| Sometimes | 4649 (54.6) | 52.5 | |
| Daily | 957 (11.2) | 12.4 | |
| Physical exercise | |||
| <10 min per day | 2235 (26.1) | 28.3 | |
| 10 min and over | 6199 (72.4) | 71.7 | |
| Nationality | |||
| French-born subjects | 7787 (91.0) | 90.3 | |
| French born abroad | 341 (4.0) | 4.7 | |
| Non-French nationality | 357 (4.2) | 5.0 | |
| Educational attainment | |||
| Secondary-school degree*†, college, university graduation | 4179 (48.8) | 44.0 | |
| Employment status | |||
| Employed | 4544 (53.1) | 50.4 | |
| On unemployment benefits | 378 (4.4) | 4.7 | |
| Homemaker | 647 (7.6) | 6.6 | |
| Retired and other unemployed | 2562 (29.9) | 34.3 | |
| Student | 348 (4.1) | 4.1 | |