Table 1.

Schedule of enrolment, intervention, and assessments during the GEMS Trial

Timepoint	Enrolment	Allocation	Post-allocation			Close-out
	Before 34 weeks	24 to 34 weeks	Antenatal	Birth	Postnatal	Discharge after birth
Enrolment
Eligibility screen	X
Informed consent	X
Allocation		X
Interventions
Lower Criteria Group		X	X	X	X	X
Higher Criteria Group		X	X	X	X	X
Activity/ assessments
Inclusion/ exclusion form	X	X
Consent form	X
Randomisation		X
Standard care for GDM if GDM by criteria allocated			X	X	X	X
Routine pregnancy care if not GDM by criteria allocated			X	X	X	X
Pregnancy, birth, and infant forms						X
Serious adverse event form			X	X	X	X
Primary outcome: Large for gestational age				X	X
Secondary infant outcomes				X	X	X
Maternal outcomes			X	X	X	X