Table 4

Associations between total knowledge questions answered correctly regarding substitute decision-making and SDM, ACP and professional experiences

VariableTotal correct responses, n (%) M Test statistics*P value
0.001.002.003.004.005.00
Acted in SDM roleYes (n=142)10 (7.0)21 (14.8)28 (19.7)38 (26.8)31 (21.8)14 (9.9)3.056 353<0.001
No (n=978)202 (20.7)152 (15.5)189 (19.3)204 (20.9)150 (15.3)81 (8.3)2.0
Discussed ACPYes (n=269)14 (5.2)37 (13.9)51 (19.1)73 (27.3)60 (22.5)32 (12.0)3.0145 222<0.001
No (n=851)198 (23.3)136 (15.9)166 (19.5)169 (19.8)121 (14.2)63 (7.4)2.0
Completed ACP documentationYes (n=117)5 (4.3)19 (16.2)20 (17.1)33 (28.2)29 (24.8)11 (9.4)3.071 984<0.001
No (n=1003)207 (20.6)154 (15.4)197 (19.6)209 (20.8)152 (15.2)84 (8.4)2.0
Worked in any of the following professions (yes)Aged care (n=46)4 (8.7)6 (13.0)10 (21.7)12 (26.1)11 (23.9)3 (6.5)3.032.0<0.001
Financial planning services (n=19)2 (10.5)1 (5.3)4 (21.1)7 (36.8)4 (21.1)1 (5.3)3.0
Funeral services (n=3)1 (33.3)1 (33.3)1 (33.3)3.0
Healthcare (n=95)10 (10.5)10 (10.5)23 (24.2)25 (26.3)20 (21.1)7 (7.4)3.0
Legal practice (n=13)3 (23.1)5 (38.5)5 (38.5)4.0
Social services (n=35)4 (11.4)8 (22.9)4 (11.4)10 (28.6)5 (14.3)4 (11.4)3.0
None of the above or not specified (n=909)192 (21.1)148 (16.3)175 (19.3)184 (20.2)135 (14.9)75 (8.3)2.0
Total (N=1120)212 (18.9)173 (15.4)217 (19.4)242 (21.6)181 (16.2)95 (8.5)2.0
  • *Kruskal-Wallis H test statistics for profession (independent groups); Mann-Whitney U test for other variables.

  • ACP, advance care planning; SDM, substitute decision-maker.