Table 3.

ESM-PG items.

Item Number	Item Name	Item
1	Yearning	In the past three hours, I found myself yearning for him/her
2	Preoccupation	In the past three hours, I had intrusive thoughts or images related to the person who died
3	Identity disruption	In the past three hours, it felt as if a part of me has died along with the deceased
4	Marked sense of disbelief	In the past three hours, It felt unreal that he/she is dead
5	Avoidance	In the past three hours, I avoided places, objects, or thoughts that reminded me that he/she is dead
6	Sadness	In the past three hours, I felt sad because of his/her death
7	Anger	In the past three hours, I felt bitterness or anger because of his/her death
8	Difficulty reintegrating	In the past three hours, It was difficult for me to do something (e.g. social activities, studying, working, sports, hobbies) because of his/her death
9	Emotional numbness	In the past three hours, I felt emotionally numb because of his/her death
10	Meaninglessness	In the past three hours, I felt that life is unfulfilling or meaningless without him/her
11	Loneliness	In the past three hours, I felt alone or detached from other individuals because of his/her death

Note. ESM = Experience sampling methodology; PG = Prolonged grief.