1 = First_Female
2 = Second_Female
3 = First_Male
4 = Second_Male

1 = Female
2 = Male

0 = No
1 = Yes

1 = 1-3 days
2 = 4-7 days
3 = 8-28 days
4 = > 28 days

0 = No
1 = Sí

0 = No_Studies
1 = FP
2 = Undergrad
3 = MSc
4 = PhD

1 = Design
2 = Evaluation
3 = Application
4 = Design_Evaluation
5 = Design_Application
6 = Evaluation_Application
7 = All

0 = Not important
1 = Important
2 = Very important

1 = Individual
2 = Global
3 = Individual and global

1 = <1 times/wek
2 = 1 time/week
3 = 2 times/week
4 = 3 veces/semana
5 = 4 times/week
6 = 5 times/week
7 = >5 veces/semana