Demographic Data
Q1	Age
Q2	Gender
	M F Non-binary I prefer not to answer
Q3	CAP (residence)
Q4	Education
	Lower secondary school diploma High school diploma BA MA PhD I prefer not to answer
Q5	Work condition
	Permanent employee Temporary employee Self-employed Retired Unemployed—Unpaid domestic worker I prefer not to answer
Q6	Annual family income
	<15.000€ 15.001–28.000€ 28.001–55.000€ 55.001–75.000€ >75.000€ I prefer not to answer
Q7	Number of children
Q8	Number of children between 12 and 17 of age
Q9	Nationality
	Italy Western Europe Eastern Europe North Africa Central Africa Asia, Americas I prefer not to answer)
Data on pre-pandemic vaccination hesitation
Q10	Think back to recommended or mandatory pediatric vaccinations: how much do you agree with the following statements? Cast a vote from 1 (disagree) to 5 (fully agree)
Q10.S1	Pediatric vaccines are useful for preventing life-threatening diseases
Q10.S2	Pediatric vaccines have saved millions of lives since they were invented
Q10.S3	Pediatric vaccines are poorly studied
Q10.S4	Pediatric vaccines often lead to serious adverse events
Q10.S5	Pediatric vaccines are safe
Q10.S6	Vaccinating children is important to stop some epidemics (e.g. measles, rubella, whooping cough, meningococcal meningitis)
Q11	We ask you to rethink your experience with your children’s pediatric vaccination process: how much do you agree with the following statements? Cast a vote from 1 (disagree) to 5 (fully agree)
Q11.S1	I appreciate it when I get invitations for my kids’ vaccinations
Q11.S2	When I receive invitations for vaccinations, I start to feel anxious
Q11.S3	I trust the institutions, the proposed vaccines are the best choice for my children
Q11.S4	I do not trust what is proposed, there is not enough information
Q11.S5	The information that comes from the AUSL or from the institutions is partial or incorrect
Q11.S6	After vaccination, I am afraid of serious adverse events
Q11.S7	I consult my doctor and decide on the basis of his advice
Q12	Did all of your children have pediatric vaccinations according to the recommended schedule?
	No, because I didn’t have enough reassurance Yes No but for delays due to health reasons I prefer not to answer
Data on Covid-19 risk perception
Q13	We ask you to rethink your experience throughout the pandemic period, from March 2020 to today: how much do you agree with the following statements? Cast a vote from 1 (disagree) to 5 (fully agree)
Q13.S1	The pandemic has been magnified by governments and the media
Q13.S2	Covid-19 is a normal flu or a little more
Q13.S3	Covid-19 scared/scares me
Q13.S4	The pandemic has deteriorated the possibilities of prevention and treatment by the Health System
Q13.S5	Long-Covid is a risk that I would not like to take
Q13.S6	It is easy to avoid the virus that causes Covid-19 disease
Q13.S7	Children and young people, even if they get sick, never have problems
Q13.S8	The disease is dangerous only for elderly people and those with pathologies
Q14	Have you or a family member or loved one had Covid-19 (positive swab)?
	Yes No I prefer not to answer
Q15	Have you or a family member or loved one had symptoms or have you been hospitalized for Covid-19?
	Yes No I prefer not to answer
Q16	Has a family member or loved one died due to Covid-19?
	Yes No I prefer not to answer
Data on perception of the anti-Covid vaccination
Q17	We now ask you to rethink the information you have received on anti-Covid vaccines: how much do you agree with the following statements? Cast a vote from 1 (disagree) to 5 (fully agree)
Q17.S1	Authorized vaccines are still experimental
Q17.S2	Many dangerous health effects of vaccines are unknown
Q17.S3	Vaccines are safe for me
Q17.S4	Vaccines are useless to contain the spread of the virus
Q17.S5	Vaccines will give rise to dangerous variants of the virus
Q17.S6	Vaccines are produced in ways that I cannot accept for religious reasons
Q17.S7	Vaccines are the best way to avoid deaths and hospitalizations
Q17.S8	mRNA vaccines (Pfizer and Moderna) are safe, adenoviral vector vaccines (AstraZeneca and J&J) are not
Q18	What are your main sources of information on vaccines? Express a vote from 1 (“Not authoritative”) to 5 (“Most authoritative source”), express 0 for “Never consulted”
Q18.S1	Family Doctor or Pediatrician
Q18.S2	Doctor / s within the National Health System (Public Hygiene Service, Community Pediatrics, hospital doctors)
Q18.S3	Traditional TV and media (newspapers, magazines) or social network sites/channels connected to them
Q18.S4	Religious personalities (priests, imams, rabbis...)
Q18.S5	Social networks (Facebook groups, Twitter, Instagram, Whatsapp, Telegram…)
Q18.S6	Social dissemination profiles (university professors, researchers or popularizers such as, by way of example only: Roberta Villa, Roberto Burioni, Guido Silvestri, Antonella Viola)
Q18.S7	Friends/acquaintances
Q18.S8	Websites and/or institutional social channels (ISS, AIFA, Ministry of Health, World Health Organization, ECDC...)
Q18.S9	Counter information websites
Q18.S10	Independent doctors
Q19	Have you done or booked the anti-Covid vaccination?
	Yes No I prefer not to answer
Q20	Would you recommend anti-Covid vaccination to your friends/acquaintances?
	Yes No I prefer not to answer
Data on perception of anti-Covid vaccination in adolescents of 12–17 year of age
Q21	We ask you to focus now on the possibility of vaccinating your children between 12 and 17 years old: how much do you agree with the following statements? Cast a vote from 1 (disagree) to 5 (fully agree)
Q21.S1	I have vaccinated/I will definitely have my children vaccinated
Q21.S2	I am not going to vaccinate my kids
Q21.S3	The vaccine has an excellent level of safety
Q21.S4	The vaccine has not been sufficiently tested
Q21.S5	I want to wait before I vaccinate my children
Q21.S6	My children are healthy, they don’t need vaccines for them
Q21.S7	I have vaccinated/will vaccinate my children because they are vulnerable due to pathological conditions