Request Data
Important Information
Request Process
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Committee Review
All data requests are carefully reviewed by our Data Access Committee to ensure appropriate use of the data and protection of participant privacy.
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Regulatory Requirements
If approved, you will need to complete appropriate documentation (Data Use Agreement, Memorandum of Understanding, or IRB application/amendment) before receiving data.
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Timeline
Review typically takes 5-10 business days. Once approved, our data team may need up to 10 business days to assemble your requested data after regulatory approval is complete.
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Additional Information
You may be asked to provide additional information about your research objectives to help evaluate your request and ensure appropriate data stewardship.
For questions about the request process, please contact:
prechter-data-request@med.umich.eduData Request Form
Complete this form to request access to the selected variables for your research.
Providing detailed and accurate information will help us process your request more efficiently.
Request Details Guide
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Researcher Information
Please provide complete details about your position, institution, and contact information, including the name of the Principal Investigator.
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Project Description
Clearly state your research objectives, methodology, and how the requested data will be used. Include any specific hypotheses you plan to test and your data disposition plans after the project is complete.
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Timeline
Specify when you need the data and the expected duration of your project. This helps us prioritize requests and plan our resources accordingly.
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IRB Status
Indicate whether your research has IRB approval or exemption if internal to UMICH. If applicable, provide the IRB protocol number and approval date.
Data Specifications
Please select the specific data characteristics you need for your research.
These selections help us understand your data requirements more precisely.
Diagnosis
Time
Selected Variables
You've selected 64 variables for your request.
Review your selected variables below before submitting your request.
| Variable Name | Form | Description | Type |
|---|---|---|---|
| a101_b | A_Mood_Episodes_W_Specifiers | (did you find yourself more enthusiastic at work or working harder at your job?… | Notes |
| a107_logic5 | A_Mood_Episodes_W_Specifiers | <div class="rich-text-field-label"><table style="border-collapse: collapse; wid… | descriptive |
| a121_d | A_Mood_Episodes_W_Specifiers | (did you make any risky or impulsive business investments or get involved in a … | Notes |
| a136_b | A_Mood_Episodes_W_Specifiers | <div class="rich-text-field-label"><p>just before this began, were you physical… | Notes |
| a42 | A_Mood_Episodes_W_Specifiers | Diminished ability to think or concentrate, or indecisiveness, nearly every day… | Dropdown |
| a50_logic | A_Mood_Episodes_W_Specifiers | <div class="rich-text-field-label"><table style="border-collapse: collapse; wid… | descriptive |
| a60_a | A_Mood_Episodes_W_Specifiers | <div class="rich-text-field-label"><p>...were you much more talkative than usua… | Notes |
| a87_b | A_Mood_Episodes_W_Specifiers | <div class="rich-text-field-label"><p>how have (<span style="font-weight: norma… | Notes |
| a89 | A_Mood_Episodes_W_Specifiers | <div class="rich-text-field-label"><p><span style="font-weight: normal;">if sev… | Radio |
| as100_sum | A_Mood_Episodes_W_Specifiers | Number of items as.94-as.99 coded "3". | Calculation |
| as95_a | A_Mood_Episodes_W_Specifiers | ...lose interest or pleasure in things you usually enjoyed? (on most of the da… | Notes |
| aad_18a | Alcohol_Abuse_And_Dependence | If yes: did you continue to drink after you knew it caused you any of these pro… | Radio |
| ad_15_yes | Anxiety_Disorder | If yes: | descriptive |
| ad_ptsd_1 | Anxiety_Disorders | Since the last interview, has anything happened to you that would be extremely … | yesno |
| b47_hallucinations_month | B_And_C_Psychotic_And_Associated_Symptoms | Onset (months) | Dropdown |
| c2 | B_And_C_Psychotic_And_Associated_Symptoms | Psychotic symptoms occur at times other than during major depressive or manic e… | Dropdown |
| c25_d | B_And_C_Psychotic_And_Associated_Symptoms | <div class="rich-text-field-label"><p><strong>just before</strong> <span style=… | Notes |
| c8_d | B_And_C_Psychotic_And_Associated_Symptoms | <div class="rich-text-field-label"><p><strong>just before </strong><span style=… | Notes |
| bis_7 | Barratt_Impulsiveness_Scale | I plan trips well ahead of time. | Radio |
| bc1 | Bc_Psychotic_Screening | Delusion of reference, i.e., events, objects, or other persons in the individua… | Dropdown |
| bc1_e | Bc_Psychotic_Screening | Did you ever have the feeling that what people were wearing was intended to sen… | Notes |
| bc2_b | Bc_Psychotic_Screening | Have you ever had the feeling that you were being followed, spied on, manipulat… | Notes |
| bc3a | Bc_Psychotic_Screening | Is the symptom definitely "primary" or whether there is a possible or definite … | Dropdown |
| bc4 | Bc_Psychotic_Screening | Somatic delusion, i.e., main content pertains to the appearance or functioning … | Dropdown |
| bc5_3_a | Bc_Psychotic_Screening | <div class="rich-text-field-label"><p>just before <span style="font-weight: nor… | Notes |
| bc6_a | Bc_Psychotic_Screening | Have you ever been convinced that your spouse or partner was being unfaithful t… | Notes |
| bc7_a | Bc_Psychotic_Screening | Did you ever have a "secret admirer" who, when you tried to contact them, deni… | Notes |
| cvltfalspos_z | California_Verbal_Learning_Test | Cvlt false positives z score | Text |
| cvltsubjclr | California_Verbal_Learning_Test | Cvlt subjective cluster bidirectional raw | Text |
| caq_14 | Caq | I don't like it when external events control my ups and downs. | Radio |
| caq_18 | Caq | I maintain a negative mood because it makes it easier to cope when bad things h… | Radio |
| caq_20 | Caq | I focus on the negative because at least i know not much can happen that could … | Radio |
| caq_21 | Caq | I would rather feel down than have to go through life experiencing ups and down… | Radio |
| cowal_w | Controlled_Oral_Word_Association | Cowa 3rd letter - l or w | Text |
| cis_1 | Coronavirus_Impact_Scale | Routines: | Radio |
| d3_logic | D_Mood_Disorders | <div class="rich-text-field-label"><table style="border-collapse: collapse; wid… | descriptive |
| demo_child_8_age | Demographics | Age of child 8 | Text |
| e124_c | E_Substance_Use_Disorders | <div class="rich-text-field-label"><p style="padding-left: 40px;"><em><span sty… | Notes |
| e179 | E_Substance_Use_Disorders | Inhalants: number of months prior to interview when the subject last had any su… | Text |
| e183_b | E_Substance_Use_Disorders | Pcp: age quit | Text |
| e214_a | E_Substance_Use_Disorders | <div class="rich-text-field-label"><p>have you ever found that once you started… | Notes |
| e218 | E_Substance_Use_Disorders | Criteria 1: the substance is often taken in larger amounts or over a longer per… | Dropdown |
| e243_b | E_Substance_Use_Disorders | <div class="rich-text-field-label"><p style="padding-left: 40px;"><em><span sty… | Notes |
| e247_a | E_Substance_Use_Disorders | <div class="rich-text-field-label"><p>during<span style="font-weight: normal;">… | Notes |
| e250_b | E_Substance_Use_Disorders | <div class="rich-text-field-label"><p style="margin-top: 6pt; padding-left: 40p… | Notes |
| e251_a | E_Substance_Use_Disorders | <div class="rich-text-field-label"><p>during<span style="font-weight: normal;">… | Notes |
| e306 | E_Substance_Use_Disorders | Cannabis: age at onset | Text |
| e322 | E_Substance_Use_Disorders | Pcp: age at onset | Text |
| e329 | E_Substance_Use_Disorders | Other/unknown: indicate severity: | Text |
| e6_e | E_Substance_Use_Disorders | <div class="rich-text-field-label"><p><em><span style="font-weight: normal;">if… | Notes |
| e87 | E_Substance_Use_Disorders | Criteria 5: recurrent substance use resulting in a failure to fulfill major ro… | Dropdown |
| ecrf_timestamp | Experiences_In_Close_Relationships_Questionnairefa | Ecrf timestamp | Text |
| relationships_partner_28 | Experiences_In_Close_Relationships_Questionnairepa | I usually discuss my problems and concerns with my partner. | Radio |
| relationships_partner_35 | Experiences_In_Close_Relationships_Questionnairepa | It's easy for me to be affectionate with my partner. | Radio |
| f102 | F_Anxiety_Disorders | Animal (e.g., spiders, insects, dogs) | Radio |
| f12 | F_Anxiety_Disorders | Paresthesias (numbness or tingling sensations) | Dropdown |
| f129 | F_Anxiety_Disorders | The person finds it difficult to control the worry. | Dropdown |
| f138_d | F_Anxiety_Disorders | <div class="rich-text-field-label"><p>just before (<span style="font-weight: no… | Notes |
| f141 | F_Anxiety_Disorders | Age at onset of generalized anxiety disorder (code -999 if unknown) | Text |
| f143_e | F_Anxiety_Disorders | <div class="rich-text-field-label"><p>have your anxiety or worry affected any o… | Notes |
| f74_b | F_Anxiety_Disorders | <div class="rich-text-field-label"><p>how have (<span style="font-weight: norma… | Notes |
| f98 | F_Anxiety_Disorders | [during the past 6 months,] the phobic situation(s) is actively avoided, or end… | Dropdown |
| g19 | G_Obsessive_Compulsive_And_Related_Disorders | Tic-related: the individual has a current or past history of a tic disorder (i… | Radio |
| g3 | G_Obsessive_Compulsive_And_Related_Disorders | Screen q#10 | Text |