Gretchen A Stevens

Worldwide trends in insufficient physical activity from 2001 to 2016: a pooled analysis of 358 population-based surveys with 1·9 million participants

Regina Guthold, Gretchen A Stevens, Leanne M Riley et al. · The Lancet Global Health · 2018 · 4.7K citations · Full text

Global trends in insufficient physical activity among adolescents: a pooled analysis of 298 population-based surveys with 1·6 million participants

Regina Guthold, Gretchen A Stevens, Leanne M Riley et al. · The Lancet Child & Adolescent Health · 2019 · 3.6K citations · Full text

National, Regional, and Global Trends in Infertility Prevalence Since 1990: A Systematic Analysis of 277 Health Surveys

Maya Mascarenhas, Seth Flaxman, Ties Boerma et al. · PLoS Medicine · 2012 · 2.3K citations · Full text

Global, regional, and national trends in haemoglobin concentration and prevalence of total and severe anaemia in children and pregnant and non-pregnant women for 1995–2011: a systematic analysis of population-representative data

Gretchen A Stevens, Mariel M. Finucane, Luz María De‐Regil et al. · The Lancet Global Health · 2013 · 1.9K citations · Full text

Worldwide trends in underweight and obesity from 1990 to 2022: a pooled analysis of 3663 population-representative studies with 222 million children, adolescents, and adults

Nowell H Phelps, Rosie Singleton, Bin Zhou et al. · The Lancet · 2024 · 1.6K citations · Full text