variables: age, gender, and place of residence. Given the low response rate in a previous survey and th
Even if purists continue to stress the need to maintain the integrity of the mode of survey administration (Bowyer & Rogowski, 2017; Klausch & Schouten, 2016; Schwarz et al ., 1991), the constraints of the pandemic prompted us to adopt a mixed-mode survey design. We were aware that these survey designs could be effective at reaching certain sub-populations, such as the elderly,