“…The Sociodemographic Variables Questionnaire (Q-SV) for research on family caregivers of children with chronic disease, by Toledano-Toledano et al [57], contains 17 items that evaluate the following social, family, and clinical variables: age and gender of the patient and caregiver; patient's diagnosis, duration of hospitalization and time since diagnosis; and family caregiver's relationship to the patient (mother, father, other family member), education level (no schooling, primary, secondary, preparatory, bachelor's degree, postgraduate), occupation (homemaker, manual laborer, merchant, employee, student, pensioner, unemployed), marital status (married, living with significant other, separated, divorced, single mother or father, widow/widower), number of years with partner, number of children, type of family (nuclear, semiextended, extended, single parent), family life stage (with small children, with school-age children, with adult children), social support networks (family, friends, religion, institutions, government), religion (Catholic, Christian, none), and monthly income.…”