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Trial registered on ANZCTR
Registration number
ACTRN12611000401954
Ethics application status
Approved
Date submitted
13/04/2011
Date registered
18/04/2011
Date last updated
13/12/2021
Date data sharing statement initially provided
13/12/2021
Type of registration
Prospectively registered
Titles & IDs
Public title
Does using progesterone reduce the miscarriage rate in high risk pregnancies?
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Scientific title
In pregnant women with previous subfertility, does progesterone supplementation decrease the likelihood of miscarriage?
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Secondary ID [1]
260000
0
Nil
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Universal Trial Number (UTN)
U1111-1120-7674
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Trial acronym
Pregnancy Maintenance Trial (PMTrial)
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Linked study record
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Health condition
Health condition(s) or problem(s) studied:
Miscarriage
265656
0
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Subfertility
265657
0
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Recurrent miscarriage
265658
0
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Condition category
Condition code
Reproductive Health and Childbirth
265789
265789
0
0
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Fertility including in vitro fertilisation
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Intervention/exposure
Study type
Interventional
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Description of intervention(s) / exposure
Progesterone pessary 400 mg, nightly until 12 weeks and 0 days, must be recruited prior to 7 weeks.
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Intervention code [1]
264418
0
Treatment: Drugs
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Intervention code [2]
264438
0
Prevention
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Comparator / control treatment
Placebo pessary, carrier compound of the intervention pessary, identical in appearance.
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Control group
Placebo
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Outcomes
Primary outcome [1]
266540
0
Miscarriage
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Assessment method [1]
266540
0
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Timepoint [1]
266540
0
Completion of index pregnancy
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Secondary outcome [1]
273997
0
Live birth
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Assessment method [1]
273997
0
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Timepoint [1]
273997
0
Completion of index pregnancy
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Secondary outcome [2]
273998
0
Gestation at Birth
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Assessment method [2]
273998
0
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Timepoint [2]
273998
0
Completion of index pregnancy
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Secondary outcome [3]
273999
0
Birth weight
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Assessment method [3]
273999
0
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Timepoint [3]
273999
0
Completion of index pregnancy
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Secondary outcome [4]
274000
0
Threatened miscarriage, presentation to medical facility with bleeding and/or pain prior to 20 weeks gestation.
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Assessment method [4]
274000
0
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Timepoint [4]
274000
0
Completion of index pregnancy
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Secondary outcome [5]
274001
0
Congenital anomaly
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Assessment method [5]
274001
0
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Timepoint [5]
274001
0
Completion of index pregnancy
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Secondary outcome [6]
274002
0
Antepartum haemorrhage, presentation to medical facility with bleeding in pregnancy after 20 weeks gestation. Approximate volume will be recorded.
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Assessment method [6]
274002
0
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Timepoint [6]
274002
0
Completion of index pregnancy
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Eligibility
Key inclusion criteria
1. Previously diagnosed with subfertility (no pregnancy after 12 months random unprotected intercourse, a history of 3 or more miscarriages, failing to achieve an ongoing pregnancy after 12 months of random unprotected intercourse)
2. Pregnancy less than 7 weeks + 0 days
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Minimum age
18
Years
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Maximum age
No limit
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Sex
Females
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Can healthy volunteers participate?
No
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Key exclusion criteria
Women who are pregnant as a result of Assisted Reproductive Technologies
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Study design
Purpose of the study
Prevention
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Allocation to intervention
Randomised controlled trial
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Procedure for enrolling a subject and allocating the treatment (allocation concealment procedures)
Informed, meet criteria, consented, enrolled, 'script' given, dispensed as blinded therapy at pharmacy according to randomisation schedule
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Methods used to generate the sequence in which subjects will be randomised (sequence generation)
Computer-generated variable block randomisation
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Masking / blinding
Blinded (masking used)
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Who is / are masked / blinded?
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Intervention assignment
Parallel
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Other design features
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Phase
Phase 3
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Type of endpoint/s
Safety/efficacy
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Statistical methods / analysis
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Recruitment
Recruitment status
Recruiting
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Date of first participant enrolment
Anticipated
27/01/2012
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Actual
20/01/2012
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Date of last participant enrolment
Anticipated
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Actual
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Date of last data collection
Anticipated
21/02/2022
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Actual
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Sample size
Target
344
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Accrual to date
197
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Final
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Recruitment in Australia
Recruitment state(s)
QLD
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Funding & Sponsors
Funding source category [1]
264887
0
Hospital
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Name [1]
264887
0
Mater Mothers' Hospital
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Address [1]
264887
0
Mater Health Services
Raymond Terrace
South Brisbane
Queensland 4101
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Country [1]
264887
0
Australia
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Primary sponsor type
Individual
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Name
Dr Luke McLindon
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Address
Mater Mothers' Hospital
Raymond Terrace
South Brisbane
Queensland 4101
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Country
Australia
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Secondary sponsor category [1]
264008
0
Hospital
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Name [1]
264008
0
Mater Mothers' Hospital
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Address [1]
264008
0
Raymond Terrace
South Brisbane
Queensland 4101
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Country [1]
264008
0
Australia
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Ethics approval
Ethics application status
Approved
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Ethics committee name [1]
266867
0
Mater Health Services Human Research Ethics Committee
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Ethics committee address [1]
266867
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Mater Health Services Stanley St South Brisbane Queensland 4101
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Ethics committee country [1]
266867
0
Australia
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Date submitted for ethics approval [1]
266867
0
14/04/2011
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Approval date [1]
266867
0
12/01/2012
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Ethics approval number [1]
266867
0
EC00332
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Summary
Brief summary
This project will assess the effect of progesterone therapy on pregnancy outcomes in women previously diagnosed with subfertility. It is hypothesised that progesterone supplementation in early pregnancy decreases the likelihood of miscarriage, and potentially late pregnancy complications in women with previous subfertility.
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Trial website
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Trial related presentations / publications
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Public notes
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Contacts
Principal investigator
Name
32490
0
Dr Luke McLindon
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Address
32490
0
Mater Mothers' Hospital Raymond Terrace South Brisbane Queensland 4101
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Country
32490
0
Australia
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Phone
32490
0
+61 7 3163 8111
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Fax
32490
0
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Email
32490
0
[email protected]
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Contact person for public queries
Name
15737
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Chris Riley, RM
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Address
15737
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Fertility Assessment and Research Clinic
Mater Mothers' Hospital
Raymond Terrace
South Brisbane
Queensland 4101
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Country
15737
0
Australia
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Phone
15737
0
61 7 3163 8437
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Fax
15737
0
61 7 3163 2137
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Email
15737
0
[email protected]
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Contact person for scientific queries
Name
6665
0
Dr Luke McLindon
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Address
6665
0
Mater Mothers' Hospital
Raymond Terrace
South Brisbane
Queensland 4101
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Country
6665
0
Australia
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Phone
6665
0
61 7 3163 8111
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Fax
6665
0
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Email
6665
0
[email protected]
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Data sharing statement
Will individual participant data (IPD) for this trial be available (including data dictionaries)?
No
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No/undecided IPD sharing reason/comment
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What supporting documents are/will be available?
No Supporting Document Provided
Results publications and other study-related documents
Documents added manually
No documents have been uploaded by study researchers.
Documents added automatically
No additional documents have been identified.
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