Spanish
1 = Spanish
2 = Not spanish

Education Mother
1 = 1. I can read and write, but I did not go to school.
2 = 2. Incomplete elementary studies.
3 = 3. Elementary school
4 = 4. High school.
5 = 5. High school senior or vocational training.
6 = 6. University degree or university diploma.
7 = 7. Higher university studies or higher technical studies.
8 = 8. Others.

High school senior or vocational training or not (mother)
1 = No high school senior (1) --- Sociodem2=1 a 4
2 = Hihg school senior or more (2) --- Sociodem2= 5-7

University studies (mother)
1 = No University (1) --- Sociodem2=1 a 5
2 = University (2) --- Sociodem2= 6-7

Marital Status Mother
1 = 1. De facto or married
2 = 2. Separated or divorced.
3 = 3. Single
4 = 4. Widow.

Coexistence with the partner
1 = 1. yes, all the time.
2 = 2. Some days of the month.
3 = 3. No.

Coexistence with the partner (All the time)
1 = 1. Yes, all the time.
2 = 2. No, or some days of the month

Income level
1 = 1. less than 6000 euros.
2 = 2. 6000-8999 euros.
3 = 3. 9000-11999 euros.
4 = 4. 12000 a 17999 euros .
5 = 5. 18000-29999 euros.
6 = 6. 30000-44999 euros.
7 = 7. 45000-60000 euros.
10 = 10. more than 60000 euros.

Z_IngrFamMyP Income level (Mother's lost data, completed with father's data)
1 = 1. Less than 6000 euros.
2 = 2. 6000-8999 euros.
3 = 3. 9000-11999 euros.
4 = 4. 12000 a 17999 euros .
5 = 5. 18000-29999 euros.
6 = 6. 30000-44999 euros.
7 = 7. 45000-60000 euros.
10 = 10. More than 60000 euros.