Table 5.

Predictors of decision regret per multiple linear regression analysis

Variable	β	B	Lower 95% CI	Upper 95% CI	p
Gender (reference: female)	0.115	4.382	− 0.414	9.177	0.073
ECOG	0.197	6.663	1.989	11.338	0.005
Primary cancer (reference: other than head-and-neck cancer)	0.049	3.227	− 6.439	12.802	0.507
Hospitalization (reference: no hospitalization)	0.018	0.900	− 6.305	8.105	0.806
Quality of life	− 0.085	− 0.081	− 0.232	0.071	0.294
Participative decision-making	− 0.041	− 0.033	− 0.142	0.075	0.546
Satisfaction with care	− 0.236	− 5.939	− 9.223	− 2.655	< 0.001
Social support	− 0.236	− 1.166	− 1.791	− 0.540	< 0.001
Health literacy	− 0.083	− 3.453	− 9.462	2.557	0.258
Distress	− 0.002	− 0.016	− 1.013	0.981	0.975
Depression	− 0.013	− 0.058	− 1.087	0.971	0.911
Anxiety	0.043	0.225	− 0.878	1.327	0.688

Complete-case analysis (n = 196) with decision regret as dependent variable

CI, confidence interval; ECOG, Eastern Cooperative Oncology Group

Bold values denote statistical significance at the p < 0.05 level