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Table 4 Australian general population sample preference for study explanation, and survey method by sex and age group ( % by column)

From: A telephone survey of factors affecting willingness to participate in health research surveys

  Total Men Women <40 years 40–60 years >60 years
  n (%) n (%) n (%) n (%) n (%) n (%)
Study explanation       
 1-page explanation 631 (42) 276 (43) 355 (40) 182 (43) 244 (39) 200 (43)
 4-page explanation 838 (55) 339 (53) 499 (57) 230 (54) 367 (59) 240 (52)
 Don’t know/care 51 (3) 24 (4) 27 (3) 11 (3) 15 (2) 25 (5)
   Pa= 0.343 Pa= 0.018
Survey method       
 Telephone survey 310 (20) 140 (22) 170 (19) 70 (16) 118 (19) 122 (26)
 Mail survey 498 (32) 182 (28) 316 (35) 79 (18) 193 (30) 225 (47)
 Online survey 623 (40) 284 (44) 339 (38) 256 (60) 277 (44) 87 (18)
 Don’t know/care 111 (7) 43 (7) 68 (8) 23 (5) 48 (8) 40 (8)
   Pa= 0.011 Pa<0.001
  1. aChi squared