I am a worthy member of the social groups I belong to.
I often regret that I belong to some of the social groups I do.
Overall, my social groups are considered good by others.
Overall, my group memberships have very little to do with how I feel about myself.
I feel I don’t have much to offer to the social groups I belong to.
In general, I’m glad to be a member of the social groups I belong to.
Most people consider my social groups, on the average, to be more ineffective than other social groups.
The social groups I belong to are an important reflection of who I am.
I am a cooperative participant in the social groups I belong to.
Overall, I often feel that the social groups of which I am a member are not worthwhile.
In general, others respect the social groups that I am a member of.
The social groups I belong to are unimportant to my sense of what kind of a person I am.
I often feel I’m a useless member of my social groups.
I feel good about the social groups I belong to.
In general, others think that the social groups I am a member of are unworthy.
In general, belonging to social groups is an important part of my self image.
Source: Luhtanen, R., & Crocker, J. (1992). A collective self-esteem scale: Self-evaluation of one’s social identity. Personality and Social Psychology Bulletin, 18, 302-318.