Boedt 2019.

Study name	PreLiFe
Methods	Study design: parallel‐group randomised controlled trial Setting: multi‐centre/hospital (Belgium)
Participants	460 heterosexual couples with infertility about to start a first IVF cycle (with or without ICSI)
Interventions	Control: attention control Routine care + attention control programme: a mobile application with treatment information. This implies no advice on lifestyle Intervention: combination Routine care + a mobile preconception lifestyle programme (the PreLiFe‐programme) for 12 months or until an ongoing pregnancy is confirmed by ultrasound. The PreLiFe‐programme includes a mobile application (PreLiFe‐app) with the same treatment information as the attention control group in combination with a lifestyle programme. This includes tailored advice and skills training on diet and physical activity and mindfulness exercises. Additionally, couples will be offered interaction with a healthcare provider through text messages and telephone interaction in keeping with the concept of blended care
Outcomes	Ongoing pregnancy (a viable intrauterine pregnancy of at least 12 weeks' duration confirmed on ultrasound = primary outcome); any adverse event; miscarriage; reported behavioural changes in weight (BMI), diet (quality of diet and dietary pattern including vegetable and fruit intake measured with FFQ), and physical activity (moderate to vigorous PA measured with IPAQ); clinical pregnancy; time to pregnancy; quality of life (measured with FertiQOL)
Starting date	January 2019
Contact information	tessy.boedt@kuleuven.be
Notes	Status of study: ongoing; estimated completion date on clinicaltrials.gov is August 2021 Other notes: details extracted by ACV and MV because TB, ED, SLF, and CM are involved in this trial