Table 5 Multivariate regression model with significant interaction terms

Constant

24.2

22.9;25.5

26.8

25.4; 28.3

15.5

14.4;16.7

 Women

ref

-

ref*

-

ref

-

 Men

0.7^a

0.3; 1.1

-0.8

-1.7:0.6

-0.1

-1.0;1.2

Age (Continuous)

-0.05^b

-0.06;-0.03

0.004

-0.004;0.01

-0.01^a

-0.03;-0.0004

 Primary

ref

-

ref

-

ref

-

 Secondary

2.2^a

0.2;1.4

0.8^b

0.4;1.2

0.5

0.02;1.0

 Universitary

4.5^b

1.9;3.4

0.6^a

0.1;1.1

-0.04

-0.7;0.6

 Low

ref

-

ref

-

ref

-

 Medium

-1.7

-3.3;0.002

0.3

-0.1;0.7

0.4

-1.0;1.8

 High

-0.8

-3.6;2.1

0.6 ^a

0.1;1.1

2.2 ^a

0.6;3.9

 Not having suffered it

ref

-

ref

-

ref

-

 Having suffered it

0.7^a

0.2; 1.3

-0.1

-0.9; 0.6

1.8 ^a

0.5;3.1

 Not Spanish

ref

-

ref

-

ref

-

 Spanish

-0.2

-2.2; 1.7

0.2

-0.3;0.7

0.8^a

0.2;1.4

 No

ref

-

ref

-

ref

-

 Yes

1.8^b

1.4; 2.2

1.0^b

0.7; 1.3

1.7^b

1.4-2.1

 Low Social Class x Primary Education

ref

-

-

-

-

-

 Medium Social Class x Secondary Education

0.7

-0.5;1.9

-

-

-

-

 Medium Social Class x University Education

1.9

-0.3;4.1

-

-

-

-

 High Social Class x Secondary Education

1.6

-0.6;3.7

-

-

-

-

 High Social Class x University Education

3.4 ^a

0.7;6.1

-

-

-

-

 Low Social Class x having a MD

-

-

ref

-

-

-

 Medium Social Class x having a MD

-

-

-0.9 ^a

-1.7;-0.1

-

-

 High Social Class x having a MD

-

-

-1.1^a

-2.0;-0.9

-

-

 Non Spanish x Woman

-

-

ref

-

-

-

 Spanish x Men

1.0^a

0.03;1.9

-

-

Gender x Age

 Men x Age

-

-

-

-

-0.02 ^a

-0.04;-0.004

Age x Having a MD

-

-

-

-

-0.3^a

-0.1;-0.01