Table 4. Logistic regression analysis of a database obtained by pooling the Buenos Aires and Italian study samples, using the same dependent (MDQ positivity) and independent variables, plus residency in Argentina, compared with analysis carried out in the immigrant sample alone (Table 3).
| MDQ positivity | Coef | SD | z | p-value > z | 95%CI |
|---|---|---|---|---|---|
| Gender (male) | -0.2834746 | 0.2017998 | -1.40 | 0.160 | -0.6789949 to 0.1120458 |
| Age | -0.029837 | 0.0053552 | -5.57 | 0.000 | -0.040333 to -0.019341 |
| SF-12 ≥ 36 | -1.351082 | 0.2149486 | -6.29 | 0.000 | -1.772373 to -0.9297904 |
| Argentina | 0.9896406 | 0.2633408 | 3.76 | 0.000 | 0.4735021 to 1.505779 |
| Constant | -0.8220475 | 0.3258493 | 0.012 | 0.012 | -1.4607 to -0.1833946 |
95%CI = 95% confidence interval; Coef = coefficient; MDQ = Mood Disorder Questionnaire; SD = standard deviation; SF-12 = Short-Form Health Survey-12.
Pseudo R2 = 0.0662.