Table 6.

Total, direct, and indirect effect of factors influencing intention.

Index	Total effect (95%CI)	P value	Direct effect (95%CI)	P value	Indirect effect (95%CI)	P value	Indirect effect size
Families of medical workers	0.019 (0.006,0.041)	0.002	–	–	0.019 (0.006,0.041)	0.002	100.00 %
Relatives with high risk of SCD such as coronary heart disease	0.042 (-0.011,0.096)	0.115	–	–	0.042 (-0.011,0.096)	0.115	100.00 %
Experience in administering CPR first aid training	0.063 (0.033,0.1)	<0.001	–	–	0.063 (0.033,0.1)	<0.001	100.00 %
Perceived behavior control	0.066 (-0.024,0.152)	0.161	0.066 (-0.024,0.152)	0.161	–	–	–
Gender: female	0.069 (0.005,0.133)	0.036	0.048 (-0.017,0.106)	0.130	0.021 (0.003,0.052)	0.017	30.43 %
Ability to master CPR skills	0.122 (0.028,0.213)	0.015	0.019 (-0.048,0.085)	0.570	0.103 (0.039,0.166)	0.003	84.43 %
Knowledge	0.187 (0.081,0.289)	0.001	0.056 (0,0.113)	0.049	0.13 (0.047,0.212)	0.001	69.52 %
Subjective norm	0.361 (0.244,0.489)	0.001	0.361 (0.244,0.489)	0.001	–	–	–
Intention	0.386 (0.28,0.482)	0.002	0.386 (0.28,0.482)	0.002	–	–	–

Note. SCD: sudden cardiac death; CPR: cardiopulmonary resuscitation.