A multi-site study on the impact of an advance care planning workshop on attitudes, beliefs and behavioural intentions over a 6-month period

Table 3 Repeated measures ANOVA results by difference in scores at different time point

Measures	Mean Difference in score	SE	t	p value	95% CI of mean difference		d
Measures	Mean Difference in score	SE	t	p value	Lower Bound	Upper Bound	d
Understanding of ACP
Pre to Post	.62	.06	11.07	<.001*	.49	.76	1.27
Post to Follow-up	−.18	.06	−.3.22	.002†	.31	.58	−.40
Pre to Follow-up	.44	.05	7.86	<.001*	−.32	−.05	1.0
Perceived skill competency
Pre to Post	.70	.05	13.95	<.001*	.58	.82	1.42
Post to Follow-up	−.14	.05	−2.74	.02†	−.26	−.02	−.31
Pre to Follow-up	.56	.05	11.21	<.001*	.44	.68	1.25
Overall confidence
Pre to Post	.67	.06	11.78	<.001*	.53	.81	1.25
Post to Follow-up	−.17	.05	−2.95	.011†	−.31	−.03	−.34
Pre to Follow-up	.50	.06	8.83	<.001*	.37	.64	.94
Positive behavioural intention
Pre to Post	.13	.05	2.55	.034†	.01	.24	.27
Post to Follow-up	−.18	.05	−3.60	.001*	−.29	−.06	−.39
Pre to Follow-up	−.05	.04	−1.05	.889	−.17	.07	−.12
Beliefs on benefits of ACP
Pre to Post	.17	.05	3.07	.007†	.04	.31	.34
Post to Follow-up	−.16	.05	−2.90	.013†	−.30	−.03	−.33
Pre to Follow-up	.01	.04	.17	1.0	−.13	.14	.02
Beliefs that ACP is emotionally draining for all
Pre to Post	.03	.07	.44	1.00	−.13	.19	.05
Post to Follow-up	.09	.07	1.33	.55	−.07	.25	.14
Pre to Follow-up	.12	.06	1.78	.23	−.04	.27	.18
Beliefs that ACP is pleasant experience for self
Pre to Post	.42	.06	6.44	<.001*	.27	.58	.68
Post to Follow-up	−.19	.07	−2.86	.014†	−.35	−.03	−.29
Pre to Follow-up	.24	.06	3.58	.001†	.08	.40	.37

Note: contrasts subjected to Bonferroni correction and Cohen’s d indicate the standardised difference for each pair of means
* significant at the .001 level
† significant at the .01 level

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