Table 2

Scores on the Advance Care Planning Engagement Survey at Baseline and Follow-Up in Entire Cohort (N = 136)

Measures	Baseline Score, Mean (SD)	Follow-up^a Score, Mean (SD)	Mean Difference (95% CI)	Unadjusted P Value	Adjusted P Value^b
Behavior change process (all scales 1-5)
Knowledge	3.2 (1.0)	4.1 (0.8)	0.9 (0.70 to 1.05)	<.001	<.001
Contemplation	2.4 (0.9)	3.2 (1.1)	0.8 (0.66 to 0.98)	<.001	<.001
Self-efficacy	3.9 (0.8)	4.2 (0.7)	0.3 (0.11 to 0.39)	<.001	<.001
Readiness	2.6 (1.0)	3.2 (1.0)	0.6 (0.44 to 0.71)	<.001	<.001
Overall	2.9 (0.8)	3.5 (0.8)	0.6 (0.49 to 0.73)	<.001	<.001
Action (overall scale 0-21)
Medical decision makers (5 items)	1.2 (1.3)	1.5 (1.3)	0.3 (0.09 to 0.48)	.004	.004
Health situations (5 items)	1.2 (1.6)	1.4 (1.6)	0.2 (−0.03 to 0.41)	.08	.08
Medical decisions (5 items)	1.1 (1.5)	1.3 (1.6)	0.3 (0.07 to 0.48)	.01	.01
Flexibility (5 items)	1.2 (0.7)	1.4 (0.8)	0.2 (0.10 to 0.31)	<.001	<.001
Asking doctors questions (1 item)	0.1 (0.3)	0.1 (0.3)	0.0 (−0.07 to 0.06)	.86	.86
Overall	4.0 (4.9)	5.2 (5.4)	1.2 (0.54 to 1.77)	<.001	<.001

↵a At 6 to 12 weeks.
↵b Adjusted for age, sex, education, clinical frailty score, setting (primary care, cancer care).