Introduction Household air pollution from solid fuel combustion for cooking and heating is a
leading cause of childhood morbidity and mortality worldwide. We hypothesised that clean
cooking interventions delivered during pregnancy would improve child health. Methods We
conducted a cluster randomised trial in rural Ghana to test whether providing pregnant
women liquefied petroleum gas (LPG) cookstoves or improved biomass cookstoves would
reduce personal carbon monoxide and fine particulate pollution exposure, increase birth …