1 = Women
2 = Men

Education level
1 = Primary (incomplete)
2 = Primary (complete)
3 = Secundary
4 = Vocational training
5 = University level

Marital status
1 = single
2 = Married/common-law partner
3 = Separated/divorced
4 = Widowed

Living arrangements of the couple
1 = cohabiting
2 = Not cohabiting
3 = No partner at present

Number of children
0 = 0
1 = 1
2 = 2
3 = 3
4 = more than 3

Multiple sclerosis type
1 = intermittent-recurring
2 = proressive primary
3 = progressive secondary
4 = relapsing progressive

Sexual orientation
1 = Homosexual
2 = Heterosexual
3 = Bisexual

1 = Very low
2 = Low
3 = Normal
4 = High o very high

0 = Not sexual activity
1 = Never o hardly ever
2 = Sometimes
3 = Most of the time
4 = Almost always o always

1 = A lot
2 = Quite
3 = Any
4 = None

1 = Never o hardly ever
2 = Sometimes
3 = Most of the time
4 = Almost always or always

0 = Not sexual activity
1 = From 1 to 4
2 = From 5 to 8
3 = From 9 to 12
4 = More than 12

1 = yes
2 = Not

1 = Yes
2 = Not

1 = Never
2 = Hardly ever
3 = Sometimes
4 = Almost always
5 = Always

1 = Never
2 = Rarely
3 = Sometimes
4 = Often
5 = Always
6 = NP

1 = Always disagree
2 = Almost always disagree
3 = Often disagree
4 = Sometimes agree
5 = Almost always agree
6 = Always agree

1 = Never
2 = Hardly ever
3 = Ocassionally
4 = Sometimes
5 = Almost always
6 = Always

1 = Never
2 = Hardly ever
3 = Sometimes
4 = Most of the time
5 = Almost always or always

1 = Never
2 = Less once at month
3 = 1-2 twice/month
4 = 1-2 twice/week
5 = 1 once/day
6 = usually

0 = Never
1 = it would be nice if it succeeded but I refuse to make more
2 = it would be nice if it succeeded but I can't do much else
3 = I wish you every success and I will do my part to make it happen.
4 = I wish you every success and will do everything I can to help you succeed.
5 = I desire at all costs and would do the impossible

1 = Always
2 = Almost always
3 = Sometimes
4 = Ocassionaly
5 = Hardly ever
6 = Never