|
subjectkey |
GUID |
|
Required |
The NDAR Global Unique Identifier (GUID) for research subject |
NDAR*
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src_subject_id |
String |
20
|
Required |
Subject ID how it's defined in lab/project |
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participantid |
|
interview_date |
Date |
|
Required |
Date on which the interview/genetic test/sampling/imaging/biospecimen was completed. MM/DD/YYYY |
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|
dateformcompletiondate |
|
interview_age |
Integer |
|
Required |
Age in months at the time of the interview/test/sampling/imaging. |
0 :: 1260
|
Age is rounded to chronological month. If the research participant is 15-days-old at time of interview, the appropriate value would be 0 months. If the participant is 16-days-old, the value would be 1 month.
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sex |
String |
20
|
Required |
Sex of subject at birth |
M;F; O; NR
|
M = Male; F = Female; O=Other; NR = Not reported
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dfaq1 |
Integer |
|
Recommended |
Have you ever used cannabis? |
0;1;
|
0 = No; 1 = Yes
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dfaq001 |
|
dfaq2 |
Integer |
|
Recommended |
Which of the following best captures when you last used cannabis? |
1::11;999
|
1 = over a year ago; 2= 9-12 months ago; 3= 6-9 months ago; 4= 3-6 months ago; 5= 1-3 months ago; 6= less than 1 month ago; 7= last week; 8= this week; 9= yesterday; 10= today; 11= I am currently high; 999= Missing
|
dfaq002 |
|
dfaq2b |
Integer |
|
Recommended |
How high are you right now? |
0::4;999
|
0 = I am not at all high; 1 = I am a little bit high; 2 = I am moderately high; 3 = I am very high; 4 = I am extremely high; 999 = Missing
|
dfaq003 |
|
dfaq3 |
Integer |
|
Recommended |
Which of the following best captures the average frequency you currently use cannabis? |
0::12;999
|
0=I do not use cannabis; 1= less than once a year; 2=once a year; 3=once every 3-6 months (2-4 times/yr); 4=once every 2 months (6 times/yr); 5= once a month (12 times/yr); 6=2-3 times a month; 7=once a week; 8=twice a week; 9=3-4 times a week; 10=5-6 times a week; 11=once a day; 12=more than once a day; 999=Missing
|
dfaq004 |
|
dfaq4 |
Integer |
|
Recommended |
Which of the following best captures how long you have been using cannabis at this frequency? |
1::12;999
|
1=less than a month; 2=1-3 months; 3=3-6 months; 4=6-9 months; 5= 9-12 months; 6=1-2 years; 7=2-3 years; 8=3-5 years; 9=5-10 years; 10=10-15 years; 11=15-20 years; 12=more than 20 years; 999=Missing
|
dfaq005 |
|
dfaq5 |
Integer |
|
Recommended |
Before the period of time you indicated above, how frequently did you use cannabis? |
0::12;999
|
0=I do not use cannabis; 1= less than once a year; 2=once a year; 3=once every 3-6 months (2-4 times/yr); 4=once every 2 months (6 times/yr); 5= once a month (12 times/yr); 6=2-3 times a month; 7=once a week; 8=twice a week; 9=3-4 times a week; 10=5-6 times a week; 11=once a day; 12=more than once a day; 999=Missing
|
dfaq006 |
|
dfaq6 |
Integer |
|
Recommended |
How many days of the past week did you use cannabis? |
0::7;999
|
0 = 0 days; 1 = 1 day; 2 = 2 days; 3 = 3 days; 4 = 4 days; 5 = 5 days; 6 = 6 days; 7 = 7 days; 999 = Missing
|
dfaq007 |
|
dfaq7 |
Integer |
|
Recommended |
Approximately how many days of the past month did you use cannabis? |
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|
dfaq008 |
|
dfaq8 |
Integer |
|
Recommended |
Which of the following best captures the number of times you have used cannabis in your entire life? |
1::10;999
|
1=1-5 times in my life; 2=6-10 times in my life; 3=11-50 times in my life; 4=51-100 times in my life; 5=101-500 times in my life; 6=501-1000 times in my life; 7=1001-2000 times in my life; 8=2001-5000 times in my life; 9=5001-10,000 times in my life; 10=More than 10,000 times in my life; 999=Missing
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dfaq9 |
Integer |
|
Recommended |
Which of the following best captures your pattern of cannabis use throughout the week? |
0::3;999
|
0=I do not use cannabis at all; 1=I only use cannabis on the weekends; 2=I only use cannabis on weekdays; 3=I use cannabis on weekends and weekdays; 999=Missing
|
|
|
dfaq10 |
Integer |
|
Recommended |
How many hours after waking up do you typically first use cannabis? |
0::8;999
|
0= I do not use cannabis at all; 1= 12-18 hours after waking up; 2= 9-12 hours after waking up; 3= 6-9 hours after waking up; 4= 3-6 hours after waking up; 5= 1-3 hours after waking up; 6= within 1 hour of waking up; 7= within 1/2 hour of waking up; 8= immediately upon waking up; 999= Missing
|
|
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dfaq11 |
Integer |
|
Recommended |
How many times a day, on a typical weekday, do you use cannabis? |
|
|
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dfaq12 |
Integer |
|
Recommended |
How many times a day, on a typical weekend, do you use cannabis? |
|
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dfaq13 |
Integer |
|
Recommended |
What is the primary method you use to ingest cannabis? |
1::8;999
|
0 = I do not use cannabis; 1= Joints; 2= Blunts (cigar sized joints); 3= Hand Pipe; 4= Bong (water pipe); 5= Hookah; 6= Vaporizer (e.g., Volcano, Vape pen); 7= Edibles; 8= Other; 999= Missing
|
|
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dfaq13other |
String |
50
|
Recommended |
Other primary method to ingest cannabis |
|
|
|
|
dfaq14 |
Integer |
|
Recommended |
Which of the following other methods to ingest cannabis do you use regularly (at least 25% of the time you use cannabis)? |
1::8;999
|
0= None; 1= Joints; 2= Blunts (cigar sized joints); 3= Hand pipe; 4= Bong (water pipe); 5= Hookah; 6= Vaporizer (e.g., Volcano, Vape pen); 7= Edibles; 8= Other; 999= Missing
|
|
|
dfaq14other |
String |
50
|
Recommended |
Other method to ingest cannabis regularly |
|
|
|
|
dfaq15 |
Integer |
|
Recommended |
What is the primary form of cannabis you use? |
0::4;999
|
0= None; 1= Marijuana; 2= Concentrates (e.g., Oil, Wax, Shatter, Butane Hash Oil, Dabs); 3= Edibles; 4= Other; 999= Missing
|
|
|
dfaq15other |
String |
50
|
Recommended |
Other primary form of cannabis use |
|
|
|
|
dfaq16 |
Integer |
|
Recommended |
What other forms of cannabis do you use regularly (at least 25% of the time you use cannabis)? |
0::4
|
0= None; 1= Marijuana; 2= Concentrates (e.g., Oil, Wax, Shatter, Butane Hash Oil, Dabs); 3= Edibles; 4= Other
|
|
|
dfaq16other |
String |
50
|
Recommended |
Other form of cannabis do you use regularly |
|
|
|
|
dfaq17 |
String |
50
|
Recommended |
In a typical session, how much marijuana do you personally use? |
|
|
|
|
dfaq18 |
String |
50
|
Recommended |
On a typical day you use marijuana, how much do you personally use? |
|
|
|
|
dfaq19 |
String |
50
|
Recommended |
In a typical week you use marijuana, how much marijuana do you personally use? |
|
|
|
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dfaq20 |
Integer |
|
Recommended |
On a typical day you use marijuana, how many sessions do you have? |
|
|
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dfaq21 |
Integer |
|
Recommended |
What is the average THC content of the marijuana you typically use? |
1::7;999
|
1= 0-4%; 2= 5-9%; 3= 10-14%; 4= 15-19%; 5= 20-24%; 6= 25-30%; 7= greater than 30%; 999= Missing
|
|
|
dfaq22 |
String |
50
|
Recommended |
In a typical session you use cannabis concentrates, how many hits do you personally take? |
|
|
|
|
dfaq23 |
String |
50
|
Recommended |
On a typical day you use cannabis concentrates, how many hits do you personally take? |
|
|
|
|
dfaq24 |
String |
50
|
Recommended |
How many hits of cannabis concentrates did you personally take yesterday? |
|
|
|
|
dfaq25 |
String |
50
|
Recommended |
On a typical day you use cannabis concentrates, how many sessions do you have? |
|
|
|
|
dfaq26 |
Integer |
|
Recommended |
What is the average THC content of the concentrates you typically use? |
1::10;999
|
1= 0-9%; 2= 10-19%; 3= 20-29%; 4= 30-39%; 5= 40-49%; 6= 50-59%; 7= 60-69%; 8= 70-79%; 9= 80-90%; 10= greater than 90%; 999= Missing
|
|
|
dfaq27 |
String |
50
|
Recommended |
When you eat edibles how many milligrams of THC do you personall ingest in a typical session? |
|
|
|
|
dfaq28 |
String |
20
|
Recommended |
What is your current age? |
|
Indicate Age in years
|
|
|
dfaq29 |
Integer |
|
Recommended |
How many years in total have you used cannabis? |
|
|
|
|
dfaq30 |
Integer |
|
Recommended |
How old were you when you FIRST tried cannabis? |
|
Indicate Age in years
|
|
|
dfaq31 |
Integer |
|
Recommended |
Has there been any time in your life when you used cannabis regularly (2 or more times per month for 6 months or longer)? |
0;1
|
0 = No; 1 = Yes
|
|
|
dfaq31b |
Integer |
|
Recommended |
How old were you when you FIRST STARTED using cannabis regularly (2 or more times/month)? |
|
Indicate Age in years
|
|
|
dfaq31c |
Integer |
|
Recommended |
Has there been any time in your life when you used cannabis on a daily or near daily basis for 6 months or longer? |
0;1
|
0 = No; 1 = Yes
|
|
|
dfaq31ci |
Integer |
|
Recommended |
How old were you when you FIRST STARTED using cannabis on a daily or near daily basis? |
|
Indicate Age in years
|
|
|
dfaq32 |
Integer |
|
Recommended |
Which of the following best captures the average frequency that you used cannabis before the age of 16? |
0::12
|
0= more than once a day; 1= once a day; 2= 5-6 times a week; 3= 3-4 times a week; 4= twice a week; 5= once a week; 6= 2-3 times a month; 7= once a month; 8= once every 2 months (6 times/yr.); 9= once every 3-6 months (2-4 times/yr.); 10= once a year; 11= less than once a year; 12= never
|
|
|
dfaq33 |
Integer |
|
Recommended |
Do you have a physician's recommendation to use cannabis for medicinal purposes? |
0::2
|
0= No; 1= Yes; 2= Yes, but I use it for both medicinal and recreational purposes
|
|
|
dfaq33b |
String |
100
|
Recommended |
Which medical condition(s) do you use cannabis for? |
|
|
|
|
dfaq33c |
String |
20
|
Recommended |
What percentage of the time do you use cannabis for recreational (rather than medicinal) purposes? |
|
|
|
|
dfaq34 |
Integer |
|
Recommended |
Have you in the past had a disease or illness you believe was caused or aggravated by your smoking marijuana? |
0;1
|
0 = No; 1 = Yes
|
|
|
dfaq35 |
Integer |
|
Recommended |
Do you have any symptoms now that you believe are caused by your smoking marijuana? |
0;1
|
0 = No; 1 = Yes
|
|
|
dfaq36 |
Integer |
|
Recommended |
Do you have a disease or illness now that you believe is caused or aggravated by your smoking marijuana? |
0;1
|
0 = No; 1 = Yes
|
|
|
dfaq_timepoint |
Integer |
|
Recommended |
The timepoint at which the data was collected |
0::4
|
0=Baseline; 1= 3 months; 2= 6 months; 3= 9 months; 4= 12 months
|
|
|
dfaq_cu_14_6 |
Integer |
|
Recommended |
Which of the following other methods to ingest cannabis do you use regularly (at least 25% of the time you use cannabis)? Vaporizer (e.g., Volcano, Vape pen) |
0;1
|
0=No; 1=Yes
|
|
|
dfaq_cu_14_7 |
Integer |
|
Recommended |
Which of the following other methods to ingest cannabis do you use regularly (at least 25% of the time you use cannabis)? Edibles |
0;1
|
0=No; 1=Yes
|
|
|
dfaq_cu_14_8 |
Integer |
|
Recommended |
Which of the following other methods to ingest cannabis do you use regularly (at least 25% of the time you use cannabis)? Other |
0;1
|
0=No; 1=Yes
|
|
|
dfaq_cu_16_0 |
Integer |
|
Recommended |
What other forms of cannabis do you use regularly (at least 25% of the time you use cannabis)? None |
0;1
|
0=No; 1=Yes
|
|
|
dfaq_cu_16_a |
Integer |
|
Recommended |
What other forms of cannabis do you use regularly (at least 25% of the time you use cannabis)? Marijuana |
0;1
|
0=No; 1=Yes
|
|
|
dfaq_cu_16_b |
Integer |
|
Recommended |
What other forms of cannabis do you use regularly (at least 25% of the time you use cannabis)? Concentrates (e.g., Oil, Wax, Shatter, Butane Hash Oil, Dabs) |
0;1
|
0=No; 1=Yes
|
|
|
dfaq_cu_16_c |
Integer |
|
Recommended |
What other forms of cannabis do you use regularly (at least 25% of the time you use cannabis)? Edibles |
0;1
|
0=No; 1=Yes
|
|
|
dfaq_cu_16_d |
Integer |
|
Recommended |
What other forms of cannabis do you use regularly (at least 25% of the time you use cannabis)? Other |
0;1
|
0=No; 1=Yes
|
|
|
name_study |
String |
50
|
Recommended |
Name of initial study |
|
|
|
|
dfaq_cu_14_0 |
Integer |
|
Recommended |
Which of the following other methods to ingest cannabis do you use regularly (at least 25% of the time you use cannabis)? None |
0;1
|
0=No; 1=Yes
|
|
|
dfaq_cu_14_1 |
Integer |
|
Recommended |
Which of the following other methods to ingest cannabis do you use regularly (at least 25% of the time you use cannabis)? Joints |
0;1
|
0=No; 1=Yes
|
|
|
dfaq_cu_14_2 |
Integer |
|
Recommended |
Which of the following other methods to ingest cannabis do you use regularly (at least 25% of the time you use cannabis)? Blunts (cigar sized joints) |
0;1
|
0=No; 1=Yes
|
|
|
dfaq_cu_14_3 |
Integer |
|
Recommended |
Which of the following other methods to ingest cannabis do you use regularly (at least 25% of the time you use cannabis)? Hand pipe |
0;1
|
0=No; 1=Yes
|
|
|
dfaq_cu_14_4 |
Integer |
|
Recommended |
Which of the following other methods to ingest cannabis do you use regularly (at least 25% of the time you use cannabis)? Bong (water pipe) |
0;1
|
0=No; 1=Yes
|
|
|
dfaq_cu_14_5 |
Integer |
|
Recommended |
Which of the following other methods to ingest cannabis do you use regularly (at least 25% of the time you use cannabis)? Hookah |
0;1
|
0=No; 1=Yes
|
|