Schizophrenia

# of times person talks to a non-existing conversational partner per day (checked via viderecord)

# of times person doesn't answer the door and visibly hides somewhere (checked with videocamera)

# of times person changes the topic per 5 minutes of conversation

# of minutes person spends still,nonmoving when provided a computer (or any other stimuli)

# of people person reports spending more than 2 hours a week with, of their own volition

score acquired when given a standardized memory test

When given an open ended question, # of times person expresses concern about their own safety from another person or group of people

# of times person uses a word that doesn't exist in his/her own language

# of projects started on one's own that are never finished

Freezing in a single position for more than 3 minutes, total time is measured in minutes