Table 1.
List of variables considered in the analyses.
| Dependent variable | Modality | Analysis |
|---|---|---|
| Depression diagnosis (LTI declaration or ATD prescription) | 2 categories: yes or no | MA, SA1, SA2, SA3, SA4 |
| Time to first depression insurance declaration, or ATD drug prescription | continuous | MA, SA1, SA2, SA3, SA4 |
| Independent variables – covariates always included | ||
| Activity | 2 categories: yes or no | MA, SA1, SA2, SA3, SA4 |
| Number of years performing the considered activity | continuous | MA, SA1, SA2, SA3, SA4 |
| First year of the farm's establishment | continuous | MA, SA1, SA2, SA3, SA4 |
| Sexa | 2 categories: female or male | MA, SA1, SA2, SA3, SA4 |
| Age | continuous | MA, SA1, SA2, SA3, SA4 |
| Number of pre-existing medical comorbidities | continuous | MA, SA2, SA3, SA4 |
| Independent variables – potential covariates selected based on VIF | ||
| Family status | 2 categories: single or as a couple | SA3 |
| Median farm surface | continuous | SA3 |
| Farm location | 96 categories: administrative departments | SA3 |
| Number of farms | 2 categories: 1 farm or > 1 farm | SA3 |
| Farm type (farm clustering) | 2 categories: individual farm or farm with work partners | SA3 |
| Partner work status | 2 categories: do not perform task to help farm manager or perform task to help farm manager | SA3 |
| Number of associates | 2 categories: 0 or ≥ 1 | SA3 |
| Secondary activity | 2 categories: no secondary activity or at least one secondary activity | SA3 |
| Lack of job security | 2 categories: has never been unemployed during the observation period or has been unemployed during the observation period | SA3 |
| Median insurance premium | continuous | SA3 |
| Employees | 2 categories: no employee or at least one employee | SA3 |
| Pre-existing disability | 2 categories: did not become disabled before the disease of interest declaration or became disabled before the disease of interest declaration | SA3 |
| Working years | 15 categories: 2002, 2003 … 2016 | SA3 |
Note: MA: main analysis, SA1: first sensitivity analysis, SA2: second sensitivity analysis, SA3: third sensitivity analysis, SA4: fourth sensitivity analysis, VIF: variance inflation factor.
a
The analysis was adjusted on sex only for “both sexes”; otherwise, the sex was used to conduct subgroup analyses.