Age
Gender
Education Level
I make contact easily when I meet people (SI)
I often make a fuss about unimportant things (NA)
I often talk to strangers (SI)
I often feel unhappy (NA)
I am often irritated (NA)
I often feel inhibited in social interactions (SI)
I take a gloomy view of things (NA)
I find it hard to start a conversation (SI)
I am often in a bad mood (NA)
I am a closed kind of person (SI)
I would rather keep other people at a distance (SI)
I often find myself worrying about something (NA)
I am often down in the dumps (NA)