Association between socioeconomic variables and the probability of participation in mammography in 2005 and 2010: unadjusted† and adjusted ORs
| Socioeconomic variable | Mammography 2005 | Mammography 2010 | P-trend 2005–2010‡ | ||||||
| (n=742) | (n=804) | ||||||||
| Unadjusted OR | (95% CI) | Adjusted OR | (95% CI) | Unadjusted OR | (95% CI) | Adjusted OR | (95 % CI) | ||
| Occupation | 0.521 | ||||||||
| Manager | 1.00 | 1.0 | 1.00 | 1.0 | |||||
| Farmer | 0.28 | (0.10 to 0.77)* | 0.33 | (0.12 to 0.92)* | 0.66 | (0.08 to 5.45) | 0.64 | (0.07 to 5.54) | |
| Self-employed | 0.30 | (0.11 to 0.81)* | 0.33 | (0.12 to 0.93)* | 0.57 | (0.18 to 1.86) | 0.60 | (0.18 to 2.00) | |
| Professional | 0.51 | (0.23 to 1.10) | 0.53 | (0.24 to 1.18) | 0.67 | (0.26 to 1.72) | 0.66 | (0.25 to 1.74) | |
| Employee | 0.37 | (0.18 to 0.77)* | 0.39 | (0.19 to 0.82)* | 0.90 | (0.36 to 2.26) | 1.13 | (0.43 to 2.95) | |
| Manual worker | 0.31 | (0.13 to 0.74)* | 0.34 | (0.14 to 0.84)* | 0.30 | (0.11 to 0.78)* | 0.34 | (0.12 to 0.94)* | |
| Other | 0.38 | (0.16 to 0.95)* | 0.45 | (0.17 to 1.14) | 0.48 | (0.16 to 1.47) | 0.59 | (0.18 to 1.95) | |
| Income | 0.775 | ||||||||
| >€1500 | 1.00 | 1.00 | 1.00 | 1.00 | |||||
| €1000-€1500 | 0.68 | (0.42 to 1.11) | 0.83 | (0.50 to 1.39) | 0.66 | (0.34 to 1.27) | 1.04 | (0.49 to 2.20) | |
| <€1000 | 0.44 | (0.26 to 0.73)* | 0.57 | (0.32 to 1.03) | 0.55 | (0.29 to 1.06) | 0.80 | (0.38 to 1.68) | |
| RII | 0.29 | (0.14 to 0.64)* | 0.47 | (0.19 to 1.29) | 0.37 | (0.13 to 1.00) | 0.78 | (0.23 to 2.64) | 0.781 |
| Education level | 0.403 | ||||||||
| Superior BAC | 1.00 | 1.00 | 1.00 | 1.00 | |||||
| BAC | 0.63 | (0.32 to 1.26) | 0.61 | (0.30 to 1.23) | 2.13 | (0.73 to 6.18) | 2.09 | (0.70 to 6.22) | |
| Inferior BAC | 0.52 | (0.32 to 0.86)* | 0.57 | (0.35, 0.95)* | 0.91 | (0.48 to 1.73) | 1.04 | (0.53 to 2.05) | |
| RII | 0.36 | (0.16 to 0.79)* | 0.43 | (0.19 to 0.98)* | 0.62 | (0.21 to 1.81) | 0.80 | (0.26 to 2.50) | 0.450 |
| Employment | 0.786 | ||||||||
| Employed | 1.00 | 1.00 | 1.00 | 1.00 | |||||
| Unemployed | 0.61 | (0.23 to 1.62) | 0.60 | (0.23 to 1.61) | 0.65 | (0.19 to 2.20) | 0.74 | (0.21 to 2.68) | |
| Inactive | 0.68 | (0.46 to 1.01) | 0.93 | (0.57 to 1.54) | 0.81 | (0.49 to 1.36) | 1.30 | (0.65 to 2.60) | |
| Complementary health insurance | 0.859 | ||||||||
| Yes | 1.00 | 1.00 | 1.00 | 1.00 | |||||
| No | 0.36 | (0.16 to 0.81)* | 0.41 | (0.18 to 0.95)* | 0.48 | (0.22 to 1.06) | 0.60 | (0.26 to 1.42) | |
| Basic health insurance | 0.121 | ||||||||
| Yes | 0.80 | (0.41 to 1.54)* | 0.83 | (0.43 to 1.61) | 0.30 | (0.15 to 0.58)* | 0.41 | (0.20 to 0.85)* | |
| No | 1.00 | 1.00 | 1.00 | 1.00 | |||||
↵*P<0.05
†Adjusted on the covariates: age, region, alcohol consumption, smoking status, close relative with cancer and living in couple.
‡Calculated using a two-way interaction term composed of socioeconomic variable of interest and survey year dummy variable (2010 vs 2006).
BAC, Baccalauréat (high-school diploma); RII, relative inequality index.