Table 16, Comparison of Decision Aid Utility: Phase 1 Decision Tool vs Phase 2 Decision Tool - Testing a Decision Aid to Help Patients Choose between Two Types of Bariatric Surgery

Metric	Phase 1 tool (n = 154)	Phase 2 tool (n = 161)	χ² P value	OR (95% CI)	Adjusted P value
“Did you read through the tool in its entirety?”
No	17	13.4	11	7.7	.1305	0.54 (0.24-1.21)	.0312
Yes	110	86.6	131	92.3
“What part of the tool was most helpful to you?”
Tailored risks and benefits	29	26.4	62	47.3	.0008	0.32 (0.19-0.56)	.0024
Other features	81	73.6	69	52.7
“About how much time did you spend looking at or reading the tool?”
<1 h	86	78.2	75	57.3	.0006	2.68 (1.51-4.73)	<.0001
>1 h	24	21.8	56	42.7
“How personal did the information in the tool feel to you?”
1 - Not at all personal	1	0.9	1	0.8	.9013	1.19 (0.07-19.29)	.9234
2 - Slightly personal	8	7.3	11	8.4	.7472	0.86 (0.33-2.21)	.7833
3 - Somewhat personal	44	40.0	40	30.5	.1254	1.52 (0.89-2.58)	.5177
4 - Fairly personal	42	38.2	53	40.5	.7187	0.91 (0.54-1.53)	.4120
5 - Extremely personal	15	13.6	26	19.8	.2035	0.64 (0.32-1.28)	.6912

Metric

Phase 1 tool (n = 154)

Phase 2 tool (n = 161)

χ² P value

OR (95% CI)

Adjusted P value

No.

“Did you read through the tool in its entirety?”

13.4

7.7

.1305

0.54 (0.24-1.21)

.0312

Yes

110

86.6

131

92.3

“What part of the tool was most helpful to you?”

Tailored risks and benefits

26.4

47.3

.0008

0.32 (0.19-0.56)

.0024

Other features

73.6

52.7

“About how much time did you spend looking at or reading the tool?”

<1 h

78.2

57.3

.0006

2.68 (1.51-4.73)

<.0001

>1 h

21.8

42.7

“How personal did the information in the tool feel to you?”

1 - Not at all personal

0.9

0.8

.9013

1.19 (0.07-19.29)

.9234

2 - Slightly personal

7.3

8.4

.7472

0.86 (0.33-2.21)

.7833

3 - Somewhat personal

40.0

30.5

.1254

1.52 (0.89-2.58)

.5177

4 - Fairly personal

38.2

40.5

.7187

0.91 (0.54-1.53)

.4120

5 - Extremely personal

13.6

19.8

.2035

0.64 (0.32-1.28)

.6912

From: Testing a Decision Aid to Help Patients Choose between Two Types of Bariatric Surgery

Cover of Testing a Decision Aid to Help Patients Choose between Two Types of Bariatric Surgery

Testing a Decision Aid to Help Patients Choose between Two Types of Bariatric Surgery [Internet].

Ghaferi AA, Hawley ST, Fagerlin A, et al.

Washington (DC): Patient-Centered Outcomes Research Institute (PCORI); 2021 Jan.

This book is distributed under the terms of the Creative Commons Attribution-NonCommercial-NoDerivs License which permits noncommercial use and distribution provided the original author(s) and source are credited. (See https://creativecommons.org/licenses/by-nc-nd/4.0/

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Table 16Comparison of Decision Aid Utility: Phase 1 Decision Tool vs Phase 2 Decision Tool