In this study, twelve major CNS centres were contacted first and all CNS nurses were invited to participate in the current study through these 12 major centres. All 12 centres responded to this study and 270 questionnaires were returned with 267 completed questionnaires [19] . The response rate for this study was 67% and all questionnaires were received within a 2week period at a time when there was widespread H1N1 in the community.