Wave 2018


Period of Data Collection: April 2018 to June 2018 (part 1, main), July 2018 to December 2018 (part 2, additional)
Data Collector: Centre of Sociological Research at the Institute of Philosophy and Sociology of the Polish Academy of Sciences

POLPAN 2018 comprises two panel samples and a renewal sample of young.

  • The first panel sample contains all 2013 POLPAN respondents who agreed to be re-contacted (n = 2739). These people are aged 26-95 in 2018 (they were born between 1923 and 1992). The number of realized interviews is 1837. RR (Response Rate) = 74%.
  • The second panel sample contains respondents first interviewed in 2008, but not re-interviewed in 2013. It comprises people aged 31-35 in 2018. The number of realized interviews is 38. RR = 23%.
  • The renewal sample covers young people aged 21-25 in 2018 (i.e. born between 1993 and 1997). 602 new respondents were selected from the PESEL register (The Universal Electronic System for Registration of the Population), applying a simple random sampling method for selection. The number of realized interviews is 286. RR = 54%

RR=[INT/(N-NA-RD-NP)] *100 [%]


RR Response rate
INT Number of interviews
N Total sample size
NA Address not valid
RD Respondent deceased
NP Excluded from the population (living in the institution, emigrated)


Total Number of Completed Interviews:  2,161 (including 1,875 interviews with panel respondents and 286 with new respondents)
Mode of Data Collection: Pen and Paper Personal Interviews (PAPI) with standardized questionnaire


Implementation of the POLPAN 2018 survey according to the particular versions of the questionnaire:







POLPAN 2018: Histories of participation in the survey: