PHQ-9 - Depression Screen Score --> [calc value="score=(Q1)+(Q2)+(Q3)+(Q4)+(Q5)+(Q6)+(Q7)+(Q8)+(Q9)" memo="score"] out of 27 points. Interpretation --> [calc value="score=(Q1)+(Q2)+(Q3)+(Q4)+(Q5)+(Q6)+(Q7)+(Q8)+(Q9);score>20?'Severe':score>14?'Moderately Severe':score>9?'Mild':score>4?'Minimal Symptoms':'Asymptomatic'" memo="interpretation"]

#1 Little interest or pleasure in doing things over the last 2 weeks: [select name="Q1" value="not at all (0 points)=0|several days (1 point)=1|more than half the days (2 points)=2|nearly every day (3 points)=3"].
#2 Feeling down, depressed or hopeless over the last 2 weeks: [select name="Q2" value="not at all (0 points)=0|several days (1 point)=1|more than half the days (2 points)=2|nearly every day (3 points)=3"].
#3 Trouble falling or staying asleep, or sleeping too much over the last weeks: [select name="Q4" value="not at all (0 points)=0|several days (1 point)=1|more than half the days (2 points)=2|nearly every day (3 points)=3"].
#4 Feeling tired or having little energy over the last 2 weeks: [select name="Q4" value="not at all (0 points)=0|several days (1 point)=1|more than half the days (2 points)=2|nearly every day (3 points)=3"].
#5 Poor appetite or overeating over the last 2 weeks: [select name="Q5" value="not at all (0 points)=0|several days (1 point)=1|more than half the days (2 points)=2|nearly every day (3 points)=3"].
#6 Feeling bad about self-or are a failure or have let self or family down over the last 2 weeks: [select name="Q6" value="not at all (0 points)=0|several days (1 point)=1|more than half the days (2 points)=2|nearly every day (3 points)=3"].
#7 Trouble concentrating on things, such as reading the newspaper or watching television over the last 2 weeks: [select name="Q7" value="not at all (0 points)=0|several days (1 point)=1|more than half the days (2 points)=2|nearly every day (3 points)=3"].
#8 Moving or speaking so slowly that other people have noticed. Or the opposite-being so fidgety or restless that has been moving around a lot more than usual over the last 2 weeks: [select name="Q8" value="not at all (0 points)=0|several days (1 point)=1|more than half the days (2 points)=2|nearly every day (3 points)=3"].
#9 Thoughts that would be better off dead or of hurting self in some way over the last 2 weeks: [select name="Q9" value="not at all (0 points)=0|several days (1 point)=1|more than half the days (2 points)=2|nearly every day (3 points)=3"].
Score --> [calc value="score=(Q1)+(Q2)+(Q3)+(Q4)+(Q5)+(Q6)+(Q7)+(Q8)+(Q9)" memo="score"] out of 27 points. Interpretation --> [calc value="score=(Q1)+(Q2)+(Q3)+(Q4)+(Q5)+(Q6)+(Q7)+(Q8)+(Q9);score>20?'Severe':score>14?'Moderately Severe':score>9?'Mild':score>4?'Minimal Symptoms':'Asymptomatic'" memo="interpretation"]

If you checked off any problems, how difficult have these problems made it for you to do your work, take care of things at home, or get along with other people:
[select name="variable_1" value="Not difficult at all|Somewhat difficult|Very difficult|Extremely difficult"].


[checkbox memo="display/hide references" name="footnotes" value=""][conditional field="footnotes" condition="(footnotes).isNot('')"]
reference: [link url="http://www.ncbi.nlm.nih.gov/pubmed/11556941" memo="#1"] Kroenke (2001) J Gen Intern Med 16:606-13.[/conditional]