Table 3 Exploratory factor analysis of the Chinese version of the Prosocialness Scale for Adults

1

I am happy to help my friends or colleagues in the activities.

3

I try to help others.

5

I am very warm-hearted to those who need help.

2

I would like to share my things with my friends.

4

I can help those in need in voluntary activities.

13

I try to get close to and take care of those in need.

7

I will try my best to help others avoid getting into trouble.

6

I will help those in need immediately.

10

I try to comfort those who are sad.

9

I would like my knowledge and ability to benefit others.

15

I will spend time with friends who feel lonely.

11

I am easy to lend money or other things.