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 88 variables for your request.
Review your selected variables below before submitting your request.
| Variable Name | Form | Description | Type |
|---|---|---|---|
| a136_gmc | A_Mood_Episodes_W_Specifiers | If there is any indication that the hypomanic and depressive sxs may be seconda… | Radio |
| a23_f | A_Mood_Episodes_W_Specifiers | <div class="rich-text-field-label"><p><em><span style="font-weight: normal;">if… | Notes |
| a52_a | A_Mood_Episodes_W_Specifiers | <div class="rich-text-field-label"><p>how old were you when (<span style="font-… | Notes |
| a70_logic2 | A_Mood_Episodes_W_Specifiers | <div class="rich-text-field-label"><table style="border-collapse: collapse; wid… | descriptive |
| as53_a | A_Mood_Episodes_W_Specifiers | <div class="rich-text-field-label"><p><em><span style="font-weight: normal;">if… | Notes |
| aad_23 | Alcohol_Abuse_And_Dependence | While you were drinking, did you ever have at least three of these experiences … | Radio |
| aas_2 | Alcohol_Abuse_And_Dependence | Did you ever drink regularly - that is, at least once a week, for six months or… | Radio |
| ap_1a2 | Antisocial_Personality | 1a2. How old were you when you first skipped school? | Text |
| ad_7 | Anxiety_Disorder | What effect did these (obsessions and/or compulsions) have on your life? | Text |
| b39 | B_And_C_Psychotic_And_Associated_Symptoms | Rate severity of abnormal psychomotor behavior at its most severe in past 7 day… | Dropdown |
| b40_a | B_And_C_Psychotic_And_Associated_Symptoms | <div class="rich-text-field-label"><p><em><span style="font-weight: normal;">if… | Notes |
| b48_negative_month | B_And_C_Psychotic_And_Associated_Symptoms | Offset (months) | Dropdown |
| bis_3 | Barratt_Impulsiveness_Scale | I make-up my mind quickly. | Radio |
| bdi_35 | Boss_Durkee_Inventory | It makes my blood boil to have somebody make fun of me. | Radio |
| cis_6 | Coronavirus_Impact_Scale | Access to extended family and non-family social supports: | Radio |
| ctq_15 | Ctq | I believe that i was physically abused. | Radio |
| ctq_7 | Ctq | I felt loved. | Radio |
| d22_f | D_Mood_Disorders | <div class="rich-text-field-label"><p><span style="font-weight: normal;"><i>if … | Notes |
| d23_b | D_Mood_Disorders | <div class="rich-text-field-label"><p><strong>just before </strong>(<span style… | Notes |
| d43_a | D_Mood_Disorders | <div class="rich-text-field-label"><p><span style="font-weight: normal;"><stron… | Notes |
| d8_c | D_Mood_Disorders | <div class="rich-text-field-label"><p><strong>how have </strong>(<span style="f… | Notes |
| dudit_f8 | Dudit_Full | How often over the past year have you needed to take a drug the morning after h… | Radio |
| e118 | E_Substance_Use_Disorders | Criteria 9: substance use is continued despite knowledge of having a persistent… | Dropdown |
| e121_b | E_Substance_Use_Disorders | <div class="rich-text-field-label"><p>has your use of <span style="font-weight:… | Notes |
| e127_b | E_Substance_Use_Disorders | <div class="rich-text-field-label"><p style="padding-left: 40px;"><em><span sty… | Notes |
| e130 | E_Substance_Use_Disorders | Criteria 10: tolerance, as defined by either of the following: a. A need for … | Dropdown |
| e132_c | E_Substance_Use_Disorders | <div class="rich-text-field-label"><p style="padding-left: 40px;"><em><span sty… | Notes |
| e133 | E_Substance_Use_Disorders | Criteria 11: withdrawal, as manifested by either of the following: a. The cha… | Dropdown |
| e161 | E_Substance_Use_Disorders | Sedatives: early remission. no criteria (except craving) met for at least 3 mo… | Radio |
| e163_a | E_Substance_Use_Disorders | Sedatives: when did you last have (any sxs of substance use disorder)? | Notes |
| e191_a | E_Substance_Use_Disorders | Other/ unknown: when did you last have (any sxs of substance use disorder)? | Notes |
| e197 | E_Substance_Use_Disorders | Opioid | Text |
| e206_month | E_Substance_Use_Disorders | Sedative/hypnotic/anx: month | Dropdown |
| e232 | E_Substance_Use_Disorders | Criteria 3: a great deal of time is spent in activities necessary to obtain the… | Dropdown |
| e232_a | E_Substance_Use_Disorders | <div class="rich-text-field-label"><p>during <span style="font-weight: normal;"… | Notes |
| e248_d | E_Substance_Use_Disorders | <div class="rich-text-field-label"><p style="padding-left: 120px;"><em><span st… | Notes |
| e248_e | E_Substance_Use_Disorders | <div class="rich-text-field-label"><p><em><span style="font-weight: normal;">if… | Notes |
| e282_a | E_Substance_Use_Disorders | <div class="rich-text-field-label"><p>during<span style="font-weight: normal;">… | Notes |
| e284 | E_Substance_Use_Disorders | Criteria 9: substance use is continued despite knowledge of having a persistent… | Dropdown |
| e29 | E_Substance_Use_Disorders | Criteria 8: recurrent alcohol use in situations in which it is physically hazar… | Dropdown |
| e291_a | E_Substance_Use_Disorders | During (12-month period), did you need to use much more (drug) in order to get … | Notes |
| e295 | E_Substance_Use_Disorders | Criteria 11: withdrawal, as manifested by either of the following: a. The char… | Dropdown |
| e33_sum | E_Substance_Use_Disorders | Sum of alcohol use disorder items coded "3" during the same 12-month period | Calculation |
| e52 | E_Substance_Use_Disorders | Criteria 1: the substance is often taken in larger amounts or over a longer per… | Dropdown |
| e6 | E_Substance_Use_Disorders | Criteria 5: recurrent alcohol use resulting in a failure to fulfill major role … | Dropdown |
| e61 | E_Substance_Use_Disorders | Criteria 2: there is a persistent desire or unsuccessful efforts to cut down or… | Dropdown |
| e66 | E_Substance_Use_Disorders | Criteria 2: there is a persistent desire or unsuccessful efforts to cut down or… | Dropdown |
| e69 | E_Substance_Use_Disorders | Criteria 3: a great deal of time is spent in activities necessary to obtain the… | Dropdown |
| ed_12 | Eating_Disorder | How old were you the first time your weight was below __? (see weight criterion… | Text |
| ed_22 | Eating_Disorder | Did these episodes of binge eating and (compensatory behavior) both occur on av… | Radio |
| ept27 | Ept_Test | Ept 27 happy | Radio |
| ess_1 | Epworth_Sleepiness_Scale | Sitting and reading | Radio |
| ess_5 | Epworth_Sleepiness_Scale | Lying down to rest in the afternoon when circumstances permit | Radio |
| f116_a | F_Anxiety_Disorders | <div class="rich-text-field-label"><p>...have you often had trouble concentrati… | Notes |
| f143_a | F_Anxiety_Disorders | <div class="rich-text-field-label"><p><em><span style="font-weight: normal;">if… | Notes |
| f143_b | F_Anxiety_Disorders | <div class="rich-text-field-label"><p>how have (<span style="font-weight: norma… | Notes |
| f143_d | F_Anxiety_Disorders | <div class="rich-text-field-label"><p>how have (<span style="font-weight: norma… | Notes |
| f21_gmc_logic | F_Anxiety_Disorders | <div class="rich-text-field-label"><table style="border-collapse: collapse; wid… | descriptive |
| f53_a | F_Anxiety_Disorders | <div class="rich-text-field-label"><p><em><span style="font-weight: normal;">if… | Notes |
| f57_notes | F_Anxiety_Disorders | <div class="rich-text-field-label"><p><em><span style="font-weight: normal;">if… | descriptive |
| f75_c | F_Anxiety_Disorders | <div class="rich-text-field-label"><p>(how much coffee, tea, or caffeinated bev… | Notes |
| f78 | F_Anxiety_Disorders | <div class="rich-text-field-label"><p><span style="color: #e03e2d;">social anxi… | Text |
| f86_a | F_Anxiety_Disorders | <div class="rich-text-field-label"><p>when did you last have (<span style="font… | Notes |
| f88 | F_Anxiety_Disorders | <div class="rich-text-field-label"><p class="p1"><span style="font-weight: norm… | Text |
| f97 | F_Anxiety_Disorders | [during the past 6 months,] marked fear or anxiety about a specific object or s… | Dropdown |
| f99_a | F_Anxiety_Disorders | <div class="rich-text-field-label"><p>in the past 6 months, since (<span style=… | Notes |
| sldi_chronicity_affective | Feature_Of_Illness_Since_The_Last_Diagnostic_Inter | Chronicity of affective disorder | Radio |
| sldi_chronicity_psychosis | Feature_Of_Illness_Since_The_Last_Diagnostic_Inter | Psychosis chronicity | Radio |
| g10_d | G_Obsessive_Compulsive_And_Related_Disorders | <div class="rich-text-field-label"><p>how have <span style="font-weight: normal… | Notes |
| g22_a | G_Obsessive_Compulsive_And_Related_Disorders | <div class="rich-text-field-label"><p><em><span style="font-weight: normal;">if… | Notes |
| g8_a | G_Obsessive_Compulsive_And_Related_Disorders | <div class="rich-text-field-label"><p><em><span style="font-weight: normal;">if… | Notes |
| f148_a | Gmcsubstance_For_Anxiety_Symptoms | <div class="rich-text-field-label"><p>did the (<span style="font-weight: normal… | Notes |
| f149 | Gmcsubstance_For_Anxiety_Symptoms | There is evidence from this history, physical examination, or laboratory findin… | Dropdown |
| i14_a | I_Eating_Disorders | <div class="rich-text-field-label"><p>do you have eating binges in which you ea… | Notes |
| l5_a | I_Eating_Disorders | <div class="rich-text-field-label"><p style="text-align: left;"><span style="fo… | Notes |
| k11_a | K_Adult_Attention_Deficit_Hyperactivity_Disorder | <div class="rich-text-field-label"><p style="padding-left: 40px;">...have you b… | Notes |
| k16 | K_Adult_Attention_Deficit_Hyperactivity_Disorder | Criteria 2 c: often runs about or climbs in situations where it is inappropriat… | Dropdown |
| k23_sum | K_Adult_Attention_Deficit_Hyperactivity_Disorder | At least five a.2 sxs are coded "3" | Calculation |
| k4 | K_Adult_Attention_Deficit_Hyperactivity_Disorder | Criteria 1 - a: often fails to give close attention to details or makes careles… | Dropdown |
| l115_a | L_Trauma_And_Stress_Or_Related_Disorders | <div class="rich-text-field-label"><p>...have you blamed yourself for the <span… | Notes |
| l125_sum | L_Trauma_And_Stress_Or_Related_Disorders | Lifetime: sum of items coded '3' between criteria d1 and d7: | Calculation |
| l127 | L_Trauma_And_Stress_Or_Related_Disorders | Criteria e1 (lifetime): irritable behavior and angry outbursts (with little or … | Dropdown |
| l129_a | L_Trauma_And_Stress_Or_Related_Disorders | <div class="rich-text-field-label"><p>...have you done reckless things, like dr… | Notes |
| l130_a | L_Trauma_And_Stress_Or_Related_Disorders | <div class="rich-text-field-label"><p><em><span style="font-weight: normal;">if… | Notes |
| l144_sum | L_Trauma_And_Stress_Or_Related_Disorders | Lifetime: sum of items coded "3" for criteria a, b, c, d, e, f and g | Calculation |
| l148 | L_Trauma_And_Stress_Or_Related_Disorders | With delayed expression: if the full diagnostic criteria are not met until at l… | Radio |
| l6_notes | L_Trauma_And_Stress_Or_Related_Disorders | Notes: if unknown: have you ever been the victim of a serious crime? | Notes |
| op20 | Overview | <div class="rich-text-field-label"><p>1. <strong>have you ever used pcp ("angel… | yesno |