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This value you provided is not an integer. Please try again.

The value entered is not a valid Vanderbilt Medical Record Number (i.e. 4- to 9-digit number, excluding leading zeros). Please try again.

The value you provided must be within the suggested range.

The value you provided is outside the suggested range.

This value is admissible, but you may wish to double check it.

The value entered must be a time value in the following format HH:MM within the range 00:00-23:59 (e.g., 04:32 or 23:19).

This field must be a 5 or 9 digit U.S. ZIP Code (like 94043). Please re-enter it now.

This field must be a 10 digit U.S. phone number (like 415 555 1212). Please re-enter it now.

This field must be a valid email address (like joe@user.com). Please re-enter it now.

The value you provided could not be validated because it does not follow the expected format. Please try again.

Required format:

/^\d{10}$/

/^\d{3}-\d\d$/

/^\d{6}$/

/^\d{7}$/

/^\d{8}$/

/^\d{9}$/

/^((0?[1-9])|([1-8][0-9])|(9[0-8]))[0-9]{3}$/

/^((29([-\/])02\3(\d{2}([13579][26]|[2468][048]|04|08)|(1600|2[048]00)))|((((0[1-9]|1\d|2[0-8])([-\/])(0[1-9]|1[012]))|((29|30)([-\/])(0[13-9]|1[012]))|(31([-\/])(0[13578]|1[02])))(\11|\15|\18)\d{4}))$/

/^((02([-\/])29\3(\d{2}([13579][26]|[2468][048]|04|08)|(1600|2[048]00)))|((((0[1-9]|1[012])([-\/])(0[1-9]|1\d|2[0-8]))|((0[13-9]|1[012])([-\/])(29|30))|((0[13578]|1[02])([-\/])31))(\11|\15|\19)\d{4}))$/

/^(((\d{2}([13579][26]|[2468][048]|04|08)|(1600|2[048]00))([-\/])02(\6)29)|(\d{4}([-\/])((0[1-9]|1[012])(\9)(0[1-9]|1\d|2[0-8])|((0[13-9]|1[012])(\9)(29|30))|((0[13578]|1[02])(\9)31))))$/

/^((29([-\/])02\3(\d{2}([13579][26]|[2468][048]|04|08)|(1600|2[048]00)))|((((0[1-9]|1\d|2[0-8])([-\/])(0[1-9]|1[012]))|((29|30)([-\/])(0[13-9]|1[012]))|(31([-\/])(0[13578]|1[02])))(\11|\15|\18)\d{4})) (\d|[0-1]\d|[2][0-3]):[0-5]\d$/

/^((02([-\/])29\3(\d{2}([13579][26]|[2468][048]|04|08)|(1600|2[048]00)))|((((0[1-9]|1[012])([-\/])(0[1-9]|1\d|2[0-8]))|((0[13-9]|1[012])([-\/])(29|30))|((0[13578]|1[02])([-\/])31))(\11|\15|\19)\d{4})) (\d|[0-1]\d|[2][0-3]):[0-5]\d$/

/^(((\d{2}([13579][26]|[2468][048]|04|08)|(1600|2[048]00))([-\/])02(\6)29)|(\d{4}([-\/])((0[1-9]|1[012])(\9)(0[1-9]|1\d|2[0-8])|((0[13-9]|1[012])(\9)(29|30))|((0[13578]|1[02])(\9)31)))) (\d|[0-1]\d|[2][0-3]):[0-5]\d$/

/^((29([-\/])02\3(\d{2}([13579][26]|[2468][048]|04|08)|(1600|2[048]00)))|((((0[1-9]|1\d|2[0-8])([-\/])(0[1-9]|1[012]))|((29|30)([-\/])(0[13-9]|1[012]))|(31([-\/])(0[13578]|1[02])))(\11|\15|\18)\d{4})) (\d|[0-1]\d|[2][0-3])(:[0-5]\d){2}$/

/^((02([-\/])29\3(\d{2}([13579][26]|[2468][048]|04|08)|(1600|2[048]00)))|((((0[1-9]|1[012])([-\/])(0[1-9]|1\d|2[0-8]))|((0[13-9]|1[012])([-\/])(29|30))|((0[13578]|1[02])([-\/])31))(\11|\15|\19)\d{4})) (\d|[0-1]\d|[2][0-3])(:[0-5]\d){2}$/

/^(((\d{2}([13579][26]|[2468][048]|04|08)|(1600|2[048]00))([-\/])02(\6)29)|(\d{4}([-\/])((0[1-9]|1[012])(\9)(0[1-9]|1\d|2[0-8])|((0[13-9]|1[012])(\9)(29|30))|((0[13578]|1[02])(\9)31)))) (\d|[0-1]\d|[2][0-3])(:[0-5]\d){2}$/

/^(?!\.)((?!.*\.{2})[a-zA-Z0-9\u0080-\u02AF\u0300-\u07FF\u0900-\u18AF\u1900-\u1A1F\u1B00-\u1B7F\u1D00-\u1FFF\u20D0-\u214F\u2C00-\u2DDF\u2F00-\u2FDF\u2FF0-\u2FFF\u3040-\u319F\u31C0-\uA4CF\uA700-\uA71F\uA800-\uA82F\uA840-\uA87F\uAC00-\uD7AF\uF900-\uFAFF!#$%&'*+\-/=?^_`{|}~\d]+)(\.[a-zA-Z0-9\u0080-\u02AF\u0300-\u07FF\u0900-\u18AF\u1900-\u1A1F\u1B00-\u1B7F\u1D00-\u1FFF\u20D0-\u214F\u2C00-\u2DDF\u2F00-\u2FDF\u2FF0-\u2FFF\u3040-\u319F\u31C0-\uA4CF\uA700-\uA71F\uA800-\uA82F\uA840-\uA87F\uAC00-\uD7AF\uF900-\uFAFF!#$%&'*+\-/=?^_`{|}~\d]+)*@(?!\.)([a-zA-Z0-9\u0080-\u02AF\u0300-\u07FF\u0900-\u18AF\u1900-\u1A1F\u1B00-\u1B7F\u1D00-\u1FFF\u20D0-\u214F\u2C00-\u2DDF\u2F00-\u2FDF\u2FF0-\u2FFF\u3040-\u319F\u31C0-\uA4CF\uA700-\uA71F\uA800-\uA82F\uA840-\uA87F\uAC00-\uD7AF\uF900-\uFAFF\-\.\d]+)((\.([a-zA-Z\u0080-\u02AF\u0300-\u07FF\u0900-\u18AF\u1900-\u1A1F\u1B00-\u1B7F\u1D00-\u1FFF\u20D0-\u214F\u2C00-\u2DDF\u2F00-\u2FDF\u2FF0-\u2FFF\u3040-\u319F\u31C0-\uA4CF\uA700-\uA71F\uA800-\uA82F\uA840-\uA87F\uAC00-\uD7AF\uF900-\uFAFF]){2,63})+)$/i

/^\d{4}-\d{4}$/

/^[-+]?\b\d+\b$/

/^[a-z]+$/i

/^[a-z0-9-_]+$/i

/^[-+]?[0-9]*\.?[0-9]+([eE][-+]?[0-9]+)?$/

/^-?\d+,\d$/

/^-?\d+\.\d$/

/^-?\d+,\d{2}$/

/^-?\d+\.\d{2}$/

/^-?\d+,\d{3}$/

/^-?\d+\.\d{3}$/

/^-?\d+,\d{4}$/

/^-?\d+\.\d{4}$/

/^[-+]?[0-9]*,?[0-9]+([eE][-+]?[0-9]+)?$/

/^(\(0[2-8]\)|0[2-8])\s*\d{4}\s*\d{4}$/

/^(?:\(?([2-9]0[1-9]|[2-9]1[02-9]|[2-9][2-9][0-9]|800|811)\)?)\s*(?:[.-]\s*)?([2-9]1[02-9]|[2-9][02-9]1|[2-9][02-9]{2})\s*(?:[.-]\s*)?([0-9]{4})(?:\s*(?:#|x\.?|ext\.?|extension)\s*(\d+))?$/

/^\d{4}$/

/^[ABCEGHJKLMNPRSTVXY]{1}\d{1}[A-Z]{1}\s*\d{1}[A-Z]{1}\d{1}$/i

/^(0[1-9]|[1-9]\d)\d{3}$/

/^\d{3}-\d\d-\d{4}$/

/^((0\d)|(1[0-2])):[0-5]\d$/

/^([0-9]|[0-1][0-9]|[2][0-3]):([0-5][0-9])$/

/^[0-5]\d:[0-5]\d$/

/^[0-9]{4,9}$/

/^\d{5}(-\d{4})?$/

Screening Questionnaire

Welcome to the Screening Questionnaire for the Vitamin D for COVID-19 Trial. The following questions will help us decide whether or not you are eligible to participate in this research study. Some questions are required. If you do not add a response to a required question, you will not be able to proceed to other questions. Please answer all questions with the response that best describes you and your current health.

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The option "" can only be selected by itself. Selecting this option will clear your previous selections for this checkbox field. Are you sure?

The option "" can only be selected by itself. Selecting this option will clear your previous selections for this checkbox field. Are you sure?

The option "" can only be selected by itself. Selecting this option will clear your previous selections for this checkbox field. Are you sure?

The option "" can only be selected by itself. Selecting this option will clear your previous selections for this checkbox field. Are you sure?

Today's date:

* must provide value

M-D-Y

Please confirm that you have entered today's date correctly above.

Please complete the following information about yourself:

Your email address:

* must provide value

How did you hear about the VIVID study?

Quest Diagnostics

Social media

Family and friends

Labcorp/Covance

Other

Specify how you heard about the VIVID study:

What country do you currently reside in?

* must provide value

United States of America

Other

ELIGIBILITY: Inclusion, lives in USA

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Are you living with someone who was diagnosed with COVID-19 in the past 7 days?

* must provide value

Yes

No

ELIGIBILITY: Inclusion, living with someone diagnosed with COVID-19 in past 7 days

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Please check the statements that describe the level of contact with the person in your household who was recently tested positive (Check all that apply)

Spends 2 hours or more per day with you in a single room

Has meals with you at least 5 times in the past week

Stays with you for at least 6 days in the past week

Plans on staying with you for the next two weeks or longer

What protective measures are you currently taking at home? (Check all that apply)

* must provide value

I am not sharing bedroom with the infected person

I am not sharing bathroom with the infected person

I am not sharing meals with the infected person

I am not sharing personal items (dishes, cups/glasses, silverware, towels, bedding, or electronics) with the infected person

I wear a mask or face covering whenever around the infected person

I wash hands often

None of the above

Have you been tested for the coronavirus (COVID-19, SARS-CoV-2)?

* must provide value

Yes

No

Not sure

Have you had at least one COVID-19 test with a POSITIVE result?

* must provide value

Yes

No

Not sure

ELIGIBILITY: Exclusion, ever tested positive for coronavirus

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Please answer the following questions about the most recent test result you had:

On what date did you take the test?

* must provide value

M-D-Y

What type of test did you take?

* must provide value

Nasal or throat swab

Saliva test

Blood test

Not sure

What is the test result?

* must provide value

Positive

Negative

Not sure

I have not received the result

On what date did you receive the result?

M-D-Y

The next questions ask about your symptoms in the last 14 days:

Did you experience NEW onset of the following symptoms in the last 14 days? (Excluding chronic or recurrent conditions. Check all that apply)

* must provide value

Fever or chills

Cough

Shortness of breath or difficulty breathing

Unusual chest pain or tightness in your chest

Muscle or body aches

New loss of smell or taste

Sore throat

Congestion or runny nose

Nausea or vomiting

Diarrhea

Unusual fatigue

Headache

NONE OF THE ABOVE

Fever and chills:

Fever or chills: On what date did this symptom start?

* must provide value

M-D-Y

Fever or chills: Is this symptom ongoing?

* must provide value

Yes

No

Fever or chills: What date did this symptom stop?

* must provide value

M-D-Y

Fever or chills: What is/was the severity of this symptom?

Mild or Moderate

Severe

Cough:

Cough: On what date did this symptom start?

* must provide value

M-D-Y

Cough: Is this symptom ongoing?

* must provide value

Yes

No

Cough: What date did this symptom stop?

* must provide value

M-D-Y

Cough: What is/was the severity of this symptom?

Mild or Moderate

Severe

Shortness of breath or difficulty breathing:

Shortness of breath or difficulty breathing: On what date did this symptom start?

* must provide value

M-D-Y

Shortness of breath or difficulty breathing : Is this symptom ongoing?

* must provide value

Yes

No

Shortness of breath or difficulty breathing: What date did this symptom stop?

* must provide value

M-D-Y

Shortness of breath or difficulty breathing: What is/was the severity of this symptom?

Mild or Moderate

Severe

Unusual chest pain or tightness in your chest:

Unusual chest pain or tightness in your chest: On what date did this symptom start?

* must provide value

M-D-Y

Unusual chest pain or tightness in your chest: Is this symptom ongoing?

* must provide value

Yes

No

Unusual chest pain or tightness in chest: What date did this symptom stop?

* must provide value

M-D-Y

Unusual chest pain or tightness in chest: What is/was the severity of this symptom?

Mild or Moderate

Severe

Muscle or body aches:

Muscle or body aches: On what date did this symptom start?

* must provide value

M-D-Y

Muscle or body aches: Is this symptom ongoing?

* must provide value

Yes

No

Muscle or body aches: What date did this symptom stop?

* must provide value

M-D-Y

Muscle or body aches: What is/was the severity of this symptom?

Mild or Moderate

Severe

New loss of smell or taste:

New loss of smell or taste: On what date did this symptom start?

* must provide value

M-D-Y

New loss of smell or taste: Is this symptom ongoing?

* must provide value

Yes

No

New loss of smell of taste: What date did this symptom stop?

* must provide value

M-D-Y

New loss of smell or taste: What is/was the severity of this symptom?

Mild or Moderate

Severe

Sore throat:

Sore throat: On what date did this symptom start?

* must provide value

M-D-Y

Sore throat: Is this symptom ongoing?

* must provide value

Yes

No

Sore throat: What date did this symptom stop?

* must provide value

M-D-Y

Sore throat: What is/was the severity of this symptom?

Mild or Moderate

Severe

Congestion or runny nose:

Congestion or runny nose: On what date did this symptom start?

* must provide value

M-D-Y

Congestion or runny nose: Is this symptom ongoing?

* must provide value

Yes

No

Congestion or runny nose: What date did this symptom stop?

* must provide value

M-D-Y

Congestion or runny nose: What is/was the severity of this symptom?

Mild or Moderate

Severe

Nausea or vomiting:

Nausea or vomiting: On what date did this symptom start?

* must provide value

M-D-Y

Nausea or vomiting: Is this symptom ongoing?

* must provide value

Yes

No

Nausea or vomiting: What date did this symptom stop?

* must provide value

M-D-Y

Nausea or vomiting: What is/was the severity of this symptom?

Mild or Moderate

Severe

Diarrhea:

Diarrhea: On what date did this symptom start?

* must provide value

M-D-Y

Diarrhea: Is this symptom ongoing?

* must provide value

Yes

No

Diarrhea: What date did this symptom stop?

* must provide value

M-D-Y

Diarrhea: What is/was the severity of this symptom?

Mild or Moderate

Severe

Unusual fatigue:

Unusual fatigue: On what date did this symptom start?

* must provide value

M-D-Y

Unusual fatigue: Is this symptom ongoing?

* must provide value

Yes

No

Unusual fatigue: What date did this symptom stop?

* must provide value

M-D-Y

Unusual fatigue: What is/was the severity of this symptom?

Mild or Moderate

Severe

Headache:

Headache: On what date did this symptom start?

* must provide value

M-D-Y

Headache: Is this symptom ongoing?

* must provide value

Yes

No

Headache: What date did this symptom stop?

* must provide value

M-D-Y

Headache: What is/was the severity of this symptom?

Mild or Moderate

Severe

Please complete the following information about you:

Did you participate in a COVID-19 vaccine trial?

Yes

No

ELIGIBILITY: Exclusion, participated in a vaccine trial

(Exclusion removed 8/9/2021)

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Are you participating in another COVID-19 trial where you are receiving any treatment?

Yes

No

ELIGIBILITY: Exclusion, participating in ongoing COVID-19 trial

(Exclusion removed 8/9/2021)

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Sex

Male

Female

Other

Weight

* must provide value

Height (feet)

* must provide value

Height (inches)

* must provide value

CALCULATED - BMI

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Race (select all that apply)

American Indian or Alaska Native

Asian

Black or African American

Native Hawaiian/Other Pacific Islander

White

Race (Asian) specify:

* must provide value

South Asian Indian

Other

Ethnicity

Hispanic or Latino

Not Hispanic or Latino

Unknown

Are you pregnant?

* must provide value

Yes

No

ELIGIBILITY: Exclusion, pregnant

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Have you had any of the following? (Mark all that apply)

* must provide value

Receipt of a coronavirus (COVID) vaccination

History of kidney stone

Kidney failure or dialysis

Severe liver disease or cirrhosis

Hypercalcemia (high blood calcium level)

Parathyroid disease

Sarcoid or sarcoidosis

Active tuberculosis

Advanced cancer

Hospitalization due to COVID-19 infection

NONE OF THE ABOVE

ELIGIBILITY: Exclusion, has a serious medical condition (1+ of last 8 checkboxes)

Removed receipt of vaccine as exclusion (8/9/2021).

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Please answer the following regarding your medical history:

Have you ever been diagnosed with cancer?

* must provide value

Yes

No

If Yes, are you currently undergoing radiation, chemotherapy, or immunotherapy?

* must provide value

Yes

No

ELIGIBILITY: Exclusion, currently undergoing cancer treatment

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Are you currently taking calcium supplements more than 1,200 mg per day?

* must provide value

Yes

No

ELIGIBILITY: Exclusion, taking calcium supplements > 1,200 mg per day

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Are you currently taking medications for seizures or epilepsy? Examples: Carbamazepine (Carbatrol, Tegretol), Phenytoin (Dilantin, Phenytek),Valproic acid (Depakene), Oxcarbazepine (Oxtellar, Trileptal), Phenobarbital, Topiramate (Topamax)

* must provide value

Yes

No

ELIGIBILITY: Exclusion, taking medications for seizures or epilepsy

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Are you currently taking the medication digoxin?

* must provide value

Yes

No

ELIGIBILITY: Exclusion, taking digoxin

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Please answer the following questions regarding your vitamin D intake:

NOT including your diet, in the past two weeks, on average, how much TOTAL vitamin D do you take each day from nutritional supplements such as single tablets of vitamin D, multi-vitamins, calcium supplements (Calcium+D) or drugs that may include vitamin D (Example: Fosamax+D)? Referring to package labels, please add up ALL your non-diet sources of vitamin D.

* must provide value

None

400 IU or less per day

401-1000 IU per day

Greater than 1000 IU per day

ELIGIBILITY: Exclusion, daily Vitamin D intake (>1000 IU)

Change 1/22/2021 - Increase from >400 to >1000

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Are you currently taking prescription vitamin D treatments? (Calcitriol [Rocaltrol, Calcitrol, Vectical], Paricalcitol [Zemplar], or Calcijex)

* must provide value

Yes

No

ELIGIBILITY: Exclusion, undergoing prescription vitamin D treatments

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Would you be willing to provide a blood sample by mail on your own (e.g. with a finger prick) to gather important information related to the COVID-19 infection and 25-OH Vitamin D test?

* must provide value

Yes

No

ELIGIBILITY: Inclusion, willing to provide blood sample

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To your knowledge, in addition to the household member recently tested positive, have you EVER been exposed to another person with confirmed or suspected COVID-19?

Yes, confirmed COVID-19 case(s)

Yes, suspected COVID-19 case(s) only

Yes, both confirmed and suspected COVID-19 case(s)

No, not that I know of

How long ago did the most recent exposure, other than with the household member, recently tested positive, take place?

Within 3 days

4-7 days ago

8-14 days ago

More than 2 weeks ago

I do not remember

What types of social or physical distancing steps are you taking? Mark all that apply.
By social or physical distancing, we mean steps you are taking to reducing amount of close physical contact you have with other people.

Wearing a mask or face covering

Physical distancing of at least 6 feet when in public spaces

Fewer social gatherings

Avoid shopping

Avoid public spaces like restaurants and theaters

Avoid interactions with friends

Avoid interactions with family

Isolation from person(s) that live in your house

Less physical activity or exercise

I am not taking any social distancing steps

Other

Do you have any of the following medical conditions? (Mark all that apply)

* must provide value

Diabetes

Hypertension

Chronic obstructive pulmonary disease (COPD) or emphysema

History of heart attack

History of heart failure

History of coronary bypass surgery or coronary angioplasty or stent

History of stroke

Diagnosis of sleep apnea

NONE OF THE ABOVE

Are you currently receiving treatment for diabetes?

* must provide value

Yes

No

Are you currently receiving treatment for hypertension?

* must provide value

Yes

No

Are you using a CPAP device?

* must provide value

Yes

No

Have you smoked at least 100 cigarettes in your lifetime?

* must provide value

Yes, I have smoked 100 or more cigarettes in my lifetime

No, I have never smoked or smoked less than 100 cigarettes in my lifetime.

If Yes to above, what is your current smoking status?

* must provide value

Current smoker, every day

Current smoker, some days

Past smoker (having smoked at least 100 cigarettes in my lifetime but no longer smoking now)

What is the highest level of education you have completed?

8th grade or below

9th to 11th grade

Graduated from high school

1 year of college

2 years of college

3 years of college

Graduated from college

Completed graduate school

What is your approximate average annual household income?

$0-$24,999

$25,000 - $49,999

$50,000 - $74,999

$75,000 and up

HIDDEN IN PRODUCTION
Internal Logic for Eligibility

Sum of eligibility criteria (0 = ELIGIBLE, 1+ = INELIGIBLE)

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ELIGIBLE FOR STUDY

NOT ELIGIBLE FOR STUDY

Please answer the following questions about yourself:

Date of birth

* must provide value

M-D-Y

ELIGIBILITY: Age at time of survey completion.

View equation

First name

* must provide value

Last name

* must provide value

Phone number

* must provide value

Street address

* must provide value

City

* must provide value

State

* must provide value

ZIP code

* must provide value

Please provide the contact information of a person who is authorized to confirm whether you have been hospitalized (This will only be used when we cannot reach you):

Contact name:

Contact phone number:

Contact email address:

By clicking "Submit", I confirm that:

I understand that I will need to take the study pills every day for 28 days
I understand that I will need to provide 2 fingerstick blood samples: 1 on the day I receive the study supplies before I start taking the study pills and 1 between Days 25 and 28 of pill-taking
I understand that I will need to complete 1 brief survey in a few days, weekly surveys during the first 4 weeks of the study and 1 additional survey at week 8.

Randomization strata: Age criteria

1: < 60
2: 60+

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Randomization strata: Race/ethnicity

1: White, Non-Hispanic
2: Black or African American
3: Other/Unknown

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Randomization strata: Sex

1: Male
2: Female
3: Other/Unknown

View equation

Randomization strata (V1): Final stratum (1-18)

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Randomization strata (V2): Age criteria

1: < 40
2: 40+

View equation

Randomization strata (V2): Sex

1: Male
2: Female/Other/Unknown

View equation

Randomization strata (V2): Vaccine status

1: None
2: Any vaccination

View equation

Randomization strata (V2): Final stratum (1-8)

View equation

INTERNAL: Consent version

* must provide value

v1 - VIVID Consent 12.18.20 CLEAN RTR

v2 - VIVID Consent 1.19.21 CLEAN

v3 - VIVID Consent 2.12.21 CLEAN 18 years approved

v4 - VIVID Consent 3.1.21 CLEAN

v5 - VIVID Consent 9.20.21 CLEAN

v6 - VIVID Consent 12.9.21

You have selected an option that triggers this survey to end right now.

To save your responses and end the survey, click the 'End Survey' button below. If you have selected the wrong option by accident and/or wish to return to the survey, click the 'Return and Edit Response' button.