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Table 4 Mode preference

From: Improving participation rates by providing choice of participation mode: two randomized controlled trials

  Participation mode: Interview Questionnaire No preference* Total
Trial 1 Willing to participate 37 (21%) 57 (33%) 80 (46%) 174
Participated 37 (100%) 35 (61%) 53 (66%) 125 (72%)
Trial 2 Willing to participate 32 (12%) 127 (47%) 109 (41%) 268
Participated 27 (84%) 83 (65%) 67 (61%) 177 (66%)
  1. *patients willing to participate by both participation modes were considered to have no preference for mode.