From: Geospatial examination of lithium in drinking water and suicide mortality
OLS (full): | OLS (stepwise): | SAR: | |||||||
---|---|---|---|---|---|---|---|---|---|
Coeff. | t-val. | p-val. | Coeff. | t-val. | p-val. | Coeff. | z-val. | p-val. | |
Intercept | 0.612 | 1.908 | 0.060 | 0.419 | 2.491 | 0.014 * | 0.159 | 0.977 | 0.329 |
Lithium level | −7.000 | −4.347 | 0.000 *** | −7.139 | −4.847 | 0.000 *** | −4.844 | −3.489 | 0.000 *** |
Population density | 0.000 | 0.565 | 0.574 | ||||||
Per capita income | −0.013 | −1.039 | 0.301 | ||||||
Prop. of Roman Catholics | 0.005 | 2.410 | 0.018 * | 0.006 | 3.143 | 0.002 ** | 0.004 | 2.573 | 0.010 ** |
Unemployment rate | −0.038 | −1.597 | 0.114 | ||||||
Psychiatrist density | −0.053 | −1.110 | 0.270 | −0.041 | −1.479 | 0.142 | −0.040 | −1.608 | 0.108 |
Psychotherapist density | −0.001 | −0.116 | 0.908 | ||||||
Gen. practitioner density | 0.016 | 1.146 | 0.255 | ||||||
ρ | 0.448 | 0.001 *** |