The majority of the Singaporean and Australian populations use the Internet (Australian Bureau of Statistics, 2011; Nielsen, 2011), hence our decision to recruit subjects who have Internet access. We recruited subjects from Singapore and Brisbane, cities with similar Internet connectivity. The recruitment of participants through the Internet could have biased the study towards people who were more Internet savvy and may therefore be better informed than non-Internet users (Ng et al., 2013) due to wider access to information in the World Wide Web. This was acknowledged in our paper. However, the moderately high level of uncertainty (‘don’t know’ responses) demonstrated by our Singaporean and Australian respondents who presumably were better informed than non-Internet users could be worse in non-Internet users. Our results likely erred on the conservative side...
Re: "Comment on Ng et al.: Laypersons' expectations of recovery and beliefs about whiplash injury: A cross-cultural comparison between Australians and Singaporeans", DOI: 10.1002/j.1532-2149.2013.00344.x
Letter to editor, brief commentary or brief communication