Trial Outcomes & Findings for Vitamin D to Prevent Autism in Newborn Siblings (NCT NCT01366885)

NCT ID: NCT01366885

Last Updated: 2016-06-14

Results Overview

The child will be screened by an Modified Checklist for Autism in Toddlers (MCHAT) interview at 18 months of age, and by a questionnaire, the Pervasive Developmental Disorder Behavioral Inventory (PDDBI) at 3 years of age to determine whether the child has developed autism or not.

Recruitment status

COMPLETED

Study phase

PHASE2

Target enrollment

20 participants

Primary outcome timeframe

Child assessed at 3 years of age

Results posted on

2016-06-14

Participant Flow

Participant milestones

Participant milestones
Measure
Intervention During Pregnancy
5000 IU Vitamin D3 to be given to the mother during pregnancy. 7000 IU Vitamin D3 to be given during breast feeding if breast feeding. If not breastfeeding, infant to be given 400 IU Vitamin D3 during first year of age, then increased to 1000 IU D3 until completion of research trial. Vitamin D3: 5000 IU D3 capsule oral/day for entire pregnancy. 7000 IU D3/day during breastfeeding. If not breast feeding, baby gets 400 IU D3/day. Baby increased to 1000 IU D3/day at one year of age.
Overall Study
STARTED
20
Overall Study
COMPLETED
19
Overall Study
NOT COMPLETED
1

Reasons for withdrawal

Withdrawal data not reported

Baseline Characteristics

Vitamin D to Prevent Autism in Newborn Siblings

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Intervention During Pregnancy
n=20 Participants
5000 IU Vitamin D3 to be given to the mother during pregnancy. 7000 IU Vitamin D3 to be given during breast feeding if breast feeding. If not breastfeeding, infant to be given 400 IU Vitamin D3 during first year of age, then increased to 1000 IU D3 until completion of research trial. Vitamin D3: 5000 IU D3 capsule oral/day for entire pregnancy. 7000 IU D3/day during breastfeeding. If not breast feeding, baby gets 400 IU D3/day. Baby increased to 1000 IU D3/day at one year of age.
Age, Categorical
<=18 years
0 Participants
n=99 Participants
Age, Categorical
Between 18 and 65 years
20 Participants
n=99 Participants
Age, Categorical
>=65 years
0 Participants
n=99 Participants
Sex/Gender, Customized
Females
20 participants
n=99 Participants
Region of Enrollment
United States
19 participants
n=99 Participants
Region of Enrollment
Israel
1 participants
n=99 Participants
Mothers with at least one child with autism, and pregnant before the third trimester
20 participants
n=99 Participants

PRIMARY outcome

Timeframe: Child assessed at 3 years of age

Population: Children who developed autism

The child will be screened by an Modified Checklist for Autism in Toddlers (MCHAT) interview at 18 months of age, and by a questionnaire, the Pervasive Developmental Disorder Behavioral Inventory (PDDBI) at 3 years of age to determine whether the child has developed autism or not.

Outcome measures

Outcome measures
Measure
Intervention During Pregnancy
n=19 Participants
5000 IU Vitamin D3 to be given to the mother during pregnancy. 7000 IU Vitamin D3 to be given during breast feeding if breast feeding. If not breastfeeding, infant to be given 400 IU Vitamin D3 during first year of age, then increased to 1000 IU D3 until completion of research trial. Vitamin D3: 5000 IU D3 capsule oral/day for entire pregnancy. 7000 IU D3/day during breastfeeding. If not breast feeding, baby gets 400 IU D3/day. Baby increased to 1000 IU D3/day at one year of age.
Number of Children Who Developed Autism
1 Children who developed autism

SECONDARY outcome

Timeframe: During pregnancy and the 3 years of the child's development

Population: The children born were assessed for whether they developed autism or not.

Mother will be followed by blood and urine screening for hypercalcemia and hypercalciuria which is the primary side effects of too much vitamin D.

Outcome measures

Outcome measures
Measure
Intervention During Pregnancy
n=19 Participants
5000 IU Vitamin D3 to be given to the mother during pregnancy. 7000 IU Vitamin D3 to be given during breast feeding if breast feeding. If not breastfeeding, infant to be given 400 IU Vitamin D3 during first year of age, then increased to 1000 IU D3 until completion of research trial. Vitamin D3: 5000 IU D3 capsule oral/day for entire pregnancy. 7000 IU D3/day during breastfeeding. If not breast feeding, baby gets 400 IU D3/day. Baby increased to 1000 IU D3/day at one year of age.
Number of Mothers Who Developed Side Effects From Vitamin D
0 participants

Adverse Events

Intervention During Pregnancy

Serious events: 0 serious events
Other events: 0 other events
Deaths: 0 deaths

Serious adverse events

Adverse event data not reported

Other adverse events

Adverse event data not reported

Additional Information

Dr. Gene Stubbs

OHSU

Phone: 503-939-7351

Results disclosure agreements

  • Principal investigator is a sponsor employee
  • Publication restrictions are in place