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Trial registered on ANZCTR
Registration number
ACTRN12624000299505
Ethics application status
Approved
Date submitted
18/08/2023
Date registered
21/03/2024
Date last updated
21/03/2024
Date data sharing statement initially provided
21/03/2024
Type of registration
Prospectively registered
Titles & IDs
Public title
Outcome of induction of labour comparing double and single balloon catheters and Prostaglandin E2 Gel; an Open-label Trial.
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Scientific title
Comparing the rate of caesarean sections in pregnant women receiving induction of labour with double balloon catheter, single balloon catheter and PGE2 gel; an open-label trial.'
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Secondary ID [1]
310375
0
nil
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Universal Trial Number (UTN)
U1111-1296-5970
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Trial acronym
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Linked study record
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Health condition
Health condition(s) or problem(s) studied:
induction of labour
331116
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Condition category
Condition code
Reproductive Health and Childbirth
327899
327899
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0
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Childbirth and postnatal care
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Intervention/exposure
Study type
Interventional
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Description of intervention(s) / exposure
Arm 1 - induction of labour with single balloon catheter , it will be short procedure performed in labor room,
18-Fr Foley catheter will be inserted per vaginally above the internal os. The catheter bulb will be inflated with 60 ml of normal saline. After inflation, the catheter will be pulled back until the balloon is against the internal cervical os
Arm 2- induction of labour with double balloon catheter
it will be short procedure performed in labor room , two 18 F foleys catheter will be tied to each other and inserted together in cervix per vaginally, one bulb will be extra amniotic, above the internal os, inflated with 60ml saline, 2nd the bulb will be placed in the cervix, inflated with 30ml saline
Arm 4 - induction of labour with single single Balloon catherter & PGE2
a single bulb Foley catheter 18F will be placed above the internal os per vaginally, it will be inflated with 60 ml of normal saline, after 12 hours PGE2 Gel will be placed in the posterior fornix (2mg ,maximum 2 doses, 6 hours apart).
The intervention will be done by final year resident / consultant obstetrician .
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Intervention code [1]
326772
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Treatment: Devices
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Intervention code [2]
326773
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Treatment: Drugs
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Comparator / control treatment
Arm 3- induction of labour with prostaglandin E2 ( PGE2)gel only
Prostaglandin E2 gel 2mg will be used, Gel will be placed in the posterior fornix, 6 hours apart, maximum three doses unless regular uterine contractions are commenced
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Control group
Active
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Outcomes
Primary outcome [1]
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rate of cesarean section verified by medical record
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Assessment method [1]
335744
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Timepoint [1]
335744
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24-48 hours after intervention
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Secondary outcome [1]
425434
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indication of cesarean section verified by medical documentation
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Assessment method [1]
425434
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Timepoint [1]
425434
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within 48 hour of intervention
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Secondary outcome [2]
425435
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mode of delivery verified by medical documentation
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Assessment method [2]
425435
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Timepoint [2]
425435
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within 48 hour of intervention
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Secondary outcome [3]
425436
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failed induction verified by medical documentation
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Assessment method [3]
425436
0
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Timepoint [3]
425436
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within 24 hour of intervention
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Secondary outcome [4]
425437
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the Time duration between insertion and expulsion of catheters verified by medical documentation
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Assessment method [4]
425437
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Timepoint [4]
425437
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within 24 hours
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Secondary outcome [5]
425438
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pain score on insertion of catherter will be noticd using visual analog scale
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Assessment method [5]
425438
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Timepoint [5]
425438
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at time of insertion of catheter
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Secondary outcome [6]
425439
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Cervical readiness for labour determined by bishop score before and after expulsion of cathete
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Assessment method [6]
425439
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Timepoint [6]
425439
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within 24 hour of intervention
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Secondary outcome [7]
425440
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time from insertion to delivery verified by medical documentation
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Assessment method [7]
425440
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Timepoint [7]
425440
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within 24-48 hours after intervention
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Secondary outcome [8]
425441
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frequency of hyperstimulation of uterus measured as more than 4 contractions in 10 minutes Lasting more than 40 seconds
Rate of uterine rupture secondary to hyperstimulation determined by clinical assessment'
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Assessment method [8]
425441
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Timepoint [8]
425441
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within 24-48 hours after intervention
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Secondary outcome [9]
425442
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postpartum haemorrhage (PPH) via amount of blood loss after delivery , blood loss of more than 500ml after Normal Vaginal Deliveries (NVD) and more than 1000 ml after Casearean Section( Cs ) will be considered as PPH, blood loss will be estimated by weighing surgical guaze packs used , pre and post delivery, 1mg increase in weight equals to 1ml blood loss
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Assessment method [9]
425442
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Timepoint [9]
425442
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within 24-48 hour of delivery
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Secondary outcome [10]
430339
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fever via clinical assessment , verified by medical documentation.
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Assessment method [10]
430339
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Timepoint [10]
430339
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24-48 hours after intervention
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Eligibility
Key inclusion criteria
single fetus between 37-42 weeks who need induction of labour for maternal or fetal reasons other than mentioned in exclusion criteria,
BMI 20-35 Kg/m2,
cephalic presentation,
intact membrane,
and reassuring CTG on admission
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Minimum age
18
Years
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Maximum age
35
Years
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Sex
Females
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Can healthy volunteers participate?
No
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Key exclusion criteria
fetus with meconium stained liqor,
low-lying placenta defined as placental edge less than 2 cm from the internal os as measured by ultrasonography,
pre-eclampsia,
growth-restricted fetus,
previously scarred uterus,
estimated fetal weight of more than 4kg on ultrasound,
uterine anomaly,
intrauterine fetal demise,
cephalopelvic disproportion
and liquor abnormalities
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Study design
Purpose of the study
Treatment
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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)
Allocation is not concealed"
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Methods used to generate the sequence in which subjects will be randomised (sequence generation)
Simple randomisation using a randomisation table created by computer software (i.e. computerised sequence generation)
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Masking / blinding
Open (masking not 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 4
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Type of endpoint/s
Safety/efficacy
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Statistical methods / analysis
The sample size was calculated using, Open Epi, Version 3, open-source calculator-as 122 patients in each group (488 total), keeping the power of study as 80%, Two-sided significance level (1-alpha):95, the ratio of exposed to unexposed as 1, percent of unexposed with outcome 15, percent of exposed with the outcome as 30.
reference . Pennell CE, Henderson JJ, O’Neill MJ, McCleery S, Doherty DA, Dickinson JE. Induction of labour in nulliparous women with an unfavourable cervix: a randomised controlled trial comparing double and single balloon catheters and PGE2 gel. BJOG: an international journal of obstetrics & gynaecology. 2009 Oct;116(11):1443-52.
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Recruitment
Recruitment status
Not yet recruiting
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Date of first participant enrolment
Anticipated
15/04/2024
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Actual
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Date of last participant enrolment
Anticipated
15/04/2025
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Actual
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Date of last data collection
Anticipated
15/04/2025
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Actual
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Sample size
Target
488
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Accrual to date
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Final
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Recruitment outside Australia
Country [1]
25717
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Pakistan
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State/province [1]
25717
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khyber Pakhtunkhwa
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Funding & Sponsors
Funding source category [1]
314577
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Hospital
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Name [1]
314577
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lady reading hospital ,peshawar kp
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Address [1]
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Lady Reading Hospital MTI, Gynae OBS block , PTCL Colony, Peshawar, Khyber Pakhtunkhwa 25000, Pakistan.'
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Country [1]
314577
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Pakistan
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Primary sponsor type
Individual
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Name
shahzadi saima hussain
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Address
Lady Reading Hospital MTI, Gynae/ obs building , PTCL Colony, Peshawar, Khyber Pakhtunkhwa 25000, Pakistan.'
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Country
Pakistan
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Secondary sponsor category [1]
316539
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None
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Name [1]
316539
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none
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Address [1]
316539
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none
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Country [1]
316539
0
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Ethics approval
Ethics application status
Approved
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Ethics committee name [1]
313612
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LADY READING HOSPITAL MEDIAL TEACHING INSTITUTION , INSTITITIONAL REVIEW BOARD
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Ethics committee address [1]
313612
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'Lady Reading Hospital, Soekarno Rd, PTCL Colony Peshawar, Khyber Pakhtunkhwa 25000, Pakistan'
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Ethics committee country [1]
313612
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Pakistan
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Date submitted for ethics approval [1]
313612
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21/07/2023
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Approval date [1]
313612
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03/08/2023
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Ethics approval number [1]
313612
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866/LRH/MTI
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Summary
Brief summary
so our study will be the 1st to assess the efficacy and safety of standard treatment i.e PGE2 compared with double-balloon using two foleys catheters, single-balloon ( foleys catheter) devices and a combination of single balloon and PGE2 among women who underwent labour induction for postdate pregnancy.
hypothesis - double balloon ( two foleys catheter ) and combined single balloon catheter with PGE2 is more safe and effective than single balloon or PGE2 used alone
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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
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A/Prof shahzadi saima hussain
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Address
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Lady Reading Hospital, Soekarno Rd, PTCL Colony Peshawar, Khyber Pakhtunkhwa 25000, Pakistan
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Country
128746
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Pakistan
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Phone
128746
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+92 3337111981
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Fax
128746
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Email
128746
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[email protected]
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Contact person for public queries
Name
128747
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A/Prof shahzadi saima hussain
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Address
128747
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Lady Reading Hospital, Soekarno Rd, PTCL Colony Peshawar, Khyber Pakhtunkhwa 25000, Pakistan
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Country
128747
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Pakistan
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Phone
128747
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+92 3337111981
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Fax
128747
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Email
128747
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[email protected]
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Contact person for scientific queries
Name
128748
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A/Prof shahzadi saima hussain
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Address
128748
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Lady Reading Hospital, Soekarno Rd, PTCL Colony Peshawar, Khyber Pakhtunkhwa 25000, Pakistan
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Country
128748
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Pakistan
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Phone
128748
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+92 3337111981
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Fax
128748
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Email
128748
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[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
Doc. No.
Type
Citation
Link
Email
Other Details
Attachment
19994
Informed consent form
[email protected]
386422-(Uploaded-12-08-2023-20-13-03)-Study-related document.doc
19995
Study protocol
[email protected]
386422-(Uploaded-12-08-2023-20-14-49)-Study-related document.docx
19996
Statistical analysis plan
[email protected]
19997
Ethical approval
[email protected]
386422-(Uploaded-18-08-2023-18-01-13)-Study-related document.docx
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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