Table 4 Results of multiple linear regression analysis
From: Association of geomagnetic disturbances and suicides in Japan, 1999–2010
Covariates | Male | Female | ||||
|---|---|---|---|---|---|---|
Coefficient | SE | P-value | Coefficient | SE | P-value | |
K index value | 11.4 | 3.5 | 0.001 | – | – | – |
Sunspot numbers | −0.86 | 0.37 | 0.02 | – | – | – |
Unemployment rate (%) | 54.2 | 23.9 | 0.03 | – | – | – |
Air pressure (hPa) | −14.9 | 3.6 | <0.0001 | −5.6 | 1.3 | <0.0001 |
Humidity (%) | −9.2 | 3.2 | 0.004 | – | – | – |
Day length (h) | – | – | – | 0.38 | 0.17 | 0.03 |