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Table 3 Preferences for therapy: proportions of respondents consenting to the proposed therapy with binary response (yes/no)

From: Communicating effectiveness of intervention for chronic diseases: what single format can replace comprehensive information?

   Proportions (%) consenting to initial proposal
Baseline Risk Level of effectiveness ARR RRR NNT POL
Low Small 60 (48; 70) 65 (53; 75) 56 (43; 68) 49 (37; 61)
  Large 71 (59; 80) 78 (65; 87) 67 (54; 77) 59 (47; 70)
High Small 72 (60; 81) 77 (65; 85) 70 (59; 80) 53 (43, 64)
  Large 67 (55; 77) 73 (61; 82) 73 (61; 83) 64 (53; 74)
Total   67 (61; 72) 73 (67; 78) 67 (61; 72) 56 (51; 62)
   Proportions (%) consenting to final proposal
Baseline Risk Level of effectiveness ARR RRR NNT POL
Low Small 59 (48; 70) 57 (46; 68) 52 (40; 64) 60 (47; 71)
  Big 71 (59; 80) 71 (59; 81) 64 (51; 74) 66 (54; 76)
High Small 70 (58; 80) 69 (57; 79) 71 (60; 80) 60 (49; 70)
  Big 67 (55; 77) 73 (61; 82) 79 (68; 87) 71 (60; 80)
Total   67 (61; 72) 67 (62; 73) 67 (61; 72) 64 (58; 69)
   Concordance (%) between initial and final response
Baseline Risk Level of effectiveness ARR RRR NNT POL
Low Small 90 (81; 95) 93 (83; 97) 84 (72; 91) 86 (76; 93)
  Big 100 (94; 100) 91 (80; 96) 91 (81; 96) 93 (83; 97)
High Small 92 (82; 97) 88 (78; 94) 91 (82; 96) 90 (81; 95)
  Big 97 (89; 99) 94 (85; 98) 90 (79; 95) 93 (85; 97)
Total   94 (91; 97) 91 (87; 94) 89 (84; 92) 90 (86; 93)
   Concordance (%) between initial and final response according to initial response
Initial consent?   ARR RRR NNT POL
No   92 (84; 96) 94 (84; 98) 83 (74; 90) 80 (72; 86)
Yes   95 (91; 98) 90 (84; 94) 92 (86; 95) 98 (94; 100)