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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)