-9999 = Missing
-8888 = Question not asked
-7777 = Form updated during study, question not on new form
-6666 = Participant failed to complete
-3333 = Not applicable, nested question
-2222 = Question not applicable
-1111 = Participant deceased

Intensity and duration of irritability, anger, resentment, annoyance (OAS, intake, participant)
-9999 = Missing
-8888 = Question not asked
-7777 = Form updated during study, question not on new form
-6666 = Participant failed to complete
-3333 = Not applicable, nested question
-2222 = Question not applicable
-1111 = Participant deceased
0 = Not at all
1 = Slight
2 = Mild
3 = Moderate
4 = Marked
5 = Extreme

Thoughts of death or suicide (OAS, intake, participant)
-9999 = Missing
-8888 = Question not asked
-7777 = Form updated during study, question not on new form
-6666 = Participant failed to complete
-3333 = Not applicable, nested question
-2222 = Question not applicable
-1111 = Participant deceased
0 = Not at all
1 = Slight
2 = Mild
3 = Moderate
4 = Severe
5 = Extreme
6 = Very extreme

Seriousness of suicidal intent to kill self (OAS, intake, participant)
-9999 = Missing
-8888 = Question not asked
-7777 = Form updated during study, question not on new form
-6666 = Participant failed to complete
-3333 = Not applicable, nested question
-2222 = Question not applicable
-1111 = Participant deceased
0 = Obviously no intent, purely a manipulative gesture
1 = Not sure or only minimal intent
2 = Definite but very ambivalent
3 = Serious
4 = Very serious
5 = Extreme (every expectation of death)