Ⅰ: ①②⑧⑨⑩⑪

Ⅱ: ⑥⑦

QN: 73%

QL: 80%

Ⅰ: ⑧⑨

Ⅱ: ④⑤⑥⑦⑫

⑭⑮

Ⅱ: ③⑤⑭⑯17

Ⅲ: 18

Ⅰ: ①

Ⅲ: ②④⑭

Ⅲ: 20

Ⅳ: ⑩

Ⅰ: 25

Ⅳ: 20

→Getting more information about ACP can help patients to understand its significance^[23]

→Patients do not know, do not understand or misunderstand the related concepts of ACP^[19]

→Patients hope to have open communication with family members^[23]

→Involving family in conversations about end-of-life care can help Latinos to communicate^[26]

→No close relatives agree to take responsibility for preventing patients from engaging in ACP^[23]

→No close relatives can be trusted for preventing patients from engaging in ACP^[23]

→Patients prefer for the trusted doctors to initiate ACP conversations^{[22-23, 26]}

→Patients hope to have open communication with physician^[23]

→Patients' preconceived notions of clinicians' professional responsibility may hinder public discussion of future health care goals and values^[22]

→Uncertainty about the timing of patients' engagement in ACP^{[19, 23]}

→Patients believe that engagement in ACP increases negative emotions^[19]

→Patients question whether ACP itself can be carried out smoothly^[19]

→Patients' belief in an uncertain future may hinder public discussion of future health care goals and values^[22]

Knowledge of ACP^[16,23]

Education level^{[15,18,21,29]}

Accurate knowledge of prognosis^{[27-28,30,32]}

Knowledge of the time of disease diagnosis^[18]

Prior experience^[18,21,23]

Age^{[23-24,29-30]}

Cancer site^[20,23]

Marital status^{[16-18,20,30]}

Race/ethnicity^[26,31]

Family support^[23,26,32]

Doctor-patient relationship^[22-23,26]

Religious belief^[16,20]

Gender^[20,24]

Social support^[18,26]

Dependent children^[34]

Acculturation^[22]

Marital status^[30]

Race/ethnicity^[35]

Family support^[23]

Doctor-patient relationship^[15,22]

Religious belief^[15,26,35]

Family economic condition^[17,24]

Place of living^[20]

Housing type^[20]

Hospice service center^[30]

Place of living^[18,24]