Associations (multivariable analysis) between the cognitive function score assessed in the Mini-Mental test and other parameters
| Standardised regression coefficient | Non-standardised regression coefficient B | 95% CI of B | P value | Variation inflation factor | |
| Age (years) | −0.11 | −0.25 | −0.39 to –0.11 | 0.001 | 1.13 |
| Region of habitation (rural/urban) (reference: rural region) | 0.10 | 1.42 | 0.47 to 2.37 | 0.003 | 1.28 |
| Level of education (0–5) | 0.24 | 0.71 | 0.51 to 0.90 | <0.001 | 1.25 |
| Depression score | −0.38 | −0.22 | −0.26 to –0.19 | <0.001 | 1.05 |
| Best-corrected visual acuity (logMAR) | −0.15 | −1.55 | −2.22 to –0.88 | <0.001 | 1.17 |
| Hearing loss score | −0.07 | −0.03 | −0.05 to –0.002 | 0.03 | 1.10 |
logMAR, logarithm of the minimal angle of resolution.