Effects of the WHO 8-step wheelchair-service-delivery process on wheelchair users in El Salvador: a cohort study.

Wheelchair service delivery using the WHO 8-step process on manual wheelchair users in El Salvador has positive effects on health and quality of life, wheelchair skills, caregiver assistance levels, and poverty. Further research is needed to determine the relative contributions of the intervention components.Implications for RehabilitationProviding manual wheelchairs using the 8-step process of the WHO has benefits on health and quality of life, wheelchair skills, caregiver assistance levels, and poverty.The WHO 8-steps service delivery process for manual wheelchairs can be used in less-resourced settings.