Table 1 Study procedures for all work packages

Procedures

Antenatally

1st DoPL©

2nd DoPL©

T0

T1

T2

T3

T4

T5

Screening and eligibility assessment

√^a

√

-

-

-

-

-

-

-

Initial conversation with the research team

√^a

-

√

-

-

-

-

-

-

Informed consent

-

-

√

-

-

-

-

-

-

Demographics (when consent obtained)

-

-

√

-

-

-

-

-

-

Echo scan on 5th DoPL

-

-

-

√

-

-

-

-

-

Echo scan on 9th DoPL

-

-

-

√

-

-

-

-

Working weight

-

-

-

√

√

-

-

-

-

Vital signs including systolic, diastolic, and mean Blood Pressure (BP)

-

-

-

√

√

-

-

-

-

Collection of NICU parents/patients’ diary copies

-

-

-

-

-

√

-

-

-

Collection of data related to outcomes/diagnosis of BPD

-

-

-

-

-

-

-

√

-

Procedures

Antenatally

1st DoPL©

2nd DoPL©

T0

T1

T2

T3

T4

T5

Screening and eligibility assessment

-

-

-

-

√

-

-

-

-

Initial conversation with the research team

-

-

-

-

√

-

-

-

-

Informed consent

-

-

-

-

√

-

-

-

-

Parents semi-structured interviews

-

-

-

-

-

-

√

-

-

Clinicians semi-structured interviews

-

-

-

-

-

-

-

-

√