Table 1

Study groups

	Group description	Timing of stove installation
Group 1	RESPIRE intervention households	Within 6 months of birth
Group 2	RESPIRE control households	∼18 months, following the conclusion of the RESPIRE trial
Group 3	New CRECER households	∼57 months, during the CRECER study

CRECER, Childhood Exposure to Respirable Particulate Matter; RESPIRE, Randomised Exposure Study of Pollution Indoors and Respiratory Effects.