Haem iron versus ferrous iron salts to treat iron deficiency anaemia in Gambian children: protocol for randomised controlled trial {1}

Table 1 Sequence of events

Study activities	Prior to enrolment	Intervention period												Follow-up
Study activities	Week (Wk) 0	Wk 1	Wk 2	Wk 3	Wk 4	Wk 5	Wk 6	Wk 7	Wk 8	Wk 9	Wk 10	Wk 11	Wk 12	Wk 13	Wk 14
Informed consent	x
Pre-screening for anaemia/eligibility	x
Demographic data collection		x
Anthropometry measurement		x											x
Screening for inclusion and exclusion		x
Baseline sample collection		x
Randomisation		x
Daily supplementation		x	x	x	x	x	x	x	x	x	x	x	x
Weekly feeding questionnaire		x	x	x	x	x	x	x	x	x	x	x	x
Monitoring of adverse events		x	x	x	x	x	x	x	x	x	x	x	x
Endline sample collection													x
Post supplementation follow-up														x	x

ISSN: 1745-6215