Table 2 Multi-level logistic regression model with random effects at NUTS-2 regions level according to individual variables for poor mental health (GHQ ≥ 3)

 2006

1

-

-

1

-

-

 2012

1.03

(0.99 - 1.09)

0.202

1.01

(0.97 - 1.11)

0.500

 16-29

1

-

-

1

-

-

 30-44

1.01

(0.91 - 1.11)

0.893

1.01

(0.91 - 1.21)

0.893

 45-59

0.82

(0.74 - 0.92)

0.071

1.11

(0.74 - 0.92)

0.061

  > =60

0.60

(0.54 - 0.7)

0.099

0.61

(0.54 - 0.7)

0.062

 Single

1

-

-

1

-

-

 Married

0.97

(0.91 - 0.98)

0.042

1.02

(0.91 - 1.04)

0.459

 Widowed

1.45

(1.27 - 1.55)

<0.001

1.40

(1.24 - 1.57)

<0.001

 Separated or Divorced

1.54

(1.33 - 1.78)

<0.001

1.61

(1.43 - 1.71)

<0.001

 Spanish

1

-

-

1

-

-

 Foreign

1.07

(0.96 - 1.18)

0.210

1.11

(0.90 - 1.19)

0.265

 Working

1

-

-

1

-

-

 Unemployed

1.81

(1.67 - 1.98)

<0.001

1.33

(1.17 - 1.98)

<0.001

 Retired

1.23

(1.12 - 1.35)

<0.001

1.63

(1.60 - 1.75)

<0.001

 Studying

1.23

(1.06 - 1.43)

0.070

1.23

(1.16 - 1.43)

0.007

 Housekeeping

1.02

(1.14 - 1.35)

0.444

1.84

(1.14 - 1.95)

<0.001

 High

1

-

-

1

-

-

 Medium

1.36

(1.07 - 1.74)

0.012

1.32

(1.02 - 1.47)

0.012

 Low

1.14

(0.88 - 1.46)

0.330

1.14

(0.76 - 1.29)

0.330

 Executives and managers

1

-

-

1

-

-

 Intermediate occupations, skilled technical, self-employed

1.09

(0.98 - 1.01)

0.050

1.09

(0.98 - 1.01)

0.050

 Primary sector skilled workers

1.02

(0.92 - 1.18)

0.385

1.05

(0.94 - 1.37)

0.385

 Unskilled workers

1.08

(0.96 - 1.21)

0.200

1.08

(0.96 - 1.21)

0.200

Social support (for 1 point increase)

0.95

(0.93 - 0.98)

<0.001

0.93

(0.92 - 0.97)

<0.001