| How often in the past 4 weeks have you felt depressed, blue, or in low spirits for most of the day? | Not at all 1 to 3 days a week Most days a week Nearly every day for at least two weeks |
| How often in the past 4 weeks did you have days in which you experienced little or no pleasure in most of your activities? | Not at all 1 to 3 days a week Most days a week Nearly every day for at least two weeks |
| How often in the past 4 weeks has your appetite been either less than usual or greater than usual? | Not at all 1 to 3 days a week Most days a week Nearly every day for at least two weeks |
| In the past 4 weeks, have you gained or lost weight without trying to? | No Yes, a little weight Yes, some weight Yes, a lot of weight |
| How often in the past 4 weeks have you had difficulty sleeping or trouble with sleeping too much? | Not at all 1 to 3 days a week Most days a week Nearly every day for at least two weeks |
| In the past 4 weeks, has your physical activity been slowed down or speeded up so much people who know you could notice? | No Yes, a little slowed or speeded up Yes, somewhat slowed or speeded up Yes, very slowed or speeded up |
| In the past 4 weeks, have you often felt more tired out or less energetic than usual? | No Yes, a little tired Yes, somewhat tired out Yes, very tired out |
| How often in the past 4 weeks have you felt worthless or been bothered by feelings of guilt? | Not at all 1 to 3 days a week Most days a week Nearly every day for at least two weeks |
| In the past 4 weeks, have you often had trouble thinking, concentrating, or making decisions? | No Yes, a little trouble thinking Yes, some trouble thinking Yes, a lot of trouble thinking |
| How often have you thought about death or suicide in the past 4 weeks? | Not at all 1 to 3 days a week Most days a week Nearly every day for at least two weeks |
| In the past 4 weeks, have you thought a lot about a specific way to commit suicide? | No Yes |
D-ARK Diagnostic Scoring
Part A: If respondent scores Questions 1 or 2 greater than or equal to 2 ; then Part A = 1
Part B: Score individual items as follows:
If question 1 is greater than or equal to 2,
Criterion 1
= 1;
Score ____________
If question 2 is greater than or equal to 2,
Criterion 2
= 1;
Score ____________
If question 3 is greater than or equal to 2,
or
Question 4 is greater than or equal to 2,
Criterion 3
= 1;
Score ____________
If questions 5-9 are greater than or equal to 3,
Criteria 4-8
= 1 each;
Score ____________
If Question 10 is greater than or equal to 3,
or
Question 11 = 2,
Criterion 9
= 1;
Score ____________
Part B: Add scores for Criterion 1 through 9, and Total: ____________; if the total of Criteria 1-9 is greater than or equal to 5 , then Part B = 1
If Part A = 1 and Part B = 1, then the respondent meets the criteria for depression.