Intracluster correlation coefficients from the 2005 WHO Global Survey on Maternal and Perinatal Health: implications for implementation research.

Alternative versus standard packages of antenatal care for low-risk pregnancy. Cochrane Database Syst Rev (2010) 2.69

Variation in child cognitive ability by week of gestation among healthy term births. Am J Epidemiol (2010) 1.55

Intracluster correlation coefficients and coefficients of variation for perinatal outcomes from five cluster-randomised controlled trials in low and middle-income countries: results and methodological implications. Trials (2011) 1.35

Strengthening health human resources and improving clinical outcomes through an integrated guideline and educational outreach in resource-poor settings: a cluster-randomized trial. Trials (2010) 1.21

WHO global survey on maternal and perinatal health in Latin America: classifying caesarean sections. Reprod Health (2009) 1.14

QUARITE (quality of care, risk management and technology in obstetrics): a cluster-randomized trial of a multifaceted intervention to improve emergency obstetric care in Senegal and Mali. Trials (2009) 1.03

Vaccine coverage and determinants of incomplete vaccination in children aged 12-23 months in Dschang, West Region, Cameroon: a cross-sectional survey during a polio outbreak. BMC Public Health (2015) 1.00

Intraclass correlation coefficients in the Brazilian Network for Surveillance of Severe Maternal Morbidity study. BMC Pregnancy Childbirth (2012) 0.99

Intraclass correlation coefficients typical of cluster-randomized studies: estimates from the Robert Wood Johnson Prescription for Health projects. Ann Fam Med (2012) 0.96

Exploring sources of variability in adherence to guidelines across hospitals in low-income settings: a multi-level analysis of a cross-sectional survey of 22 hospitals. Implement Sci (2015) 0.89

INtegration of DEPression Treatment into HIV Care in Uganda (INDEPTH-Uganda): study protocol for a randomized controlled trial. Trials (2014) 0.85

Methods for sample size determination in cluster randomized trials. Int J Epidemiol (2015) 0.85

Intracluster correlation coefficients for the Brazilian Multicenter Study on Preterm Birth (EMIP): methodological and practical implications. BMC Med Res Methodol (2014) 0.85

A cross sectional study evaluating screening using maternal anthropometric measurements for outcomes of childbirth in Ugandan mothers at term. BMC Res Notes (2015) 0.82

Intracluster correlation coefficients for sample size calculations related to cardiovascular disease prevention and management in primary care practices. BMC Res Notes (2015) 0.79

Association between Maternal Pelvis Height and Intrapartum Foetal Head Moulding in Ugandan Mothers with Spontaneous Vertex Deliveries. Obstet Gynecol Int (2016) 0.79

Cluster Effects in a National Dental PBRN restorative study. J Dent Res (2013) 0.79

Deepening our Understanding of Quality in Australia (DUQuA): a study protocol for a nationwide, multilevel analysis of relationships between hospital quality management systems and patient factors. BMJ Open (2015) 0.78

Intra-cluster and inter-period correlation coefficients for cross-sectional cluster randomised controlled trials for type-2 diabetes in UK primary care. Trials (2016) 0.77

A Structured Protocol Model of Depression Care versus Clinical Acumen: A Cluster Randomized Trial of the Effects on Depression Screening, Diagnostic Evaluation, and Treatment Uptake in Ugandan HIV Clinics. PLoS One (2016) 0.77

Building Local Infrastructure for Community Adoption of Science-Based Prevention: The Role of Coalition Functioning. Prev Sci (2015) 0.76

Effectiveness of the WHO Safe Childbirth Checklist program in reducing severe maternal, fetal, and newborn harm in Uttar Pradesh, India: study protocol for a matched-pair, cluster-randomized controlled trial. Trials (2016) 0.75

WHO analysis of causes of maternal death: a systematic review. Lancet (2006) 20.24

Do women with pre-eclampsia, and their babies, benefit from magnesium sulphate? The Magpie Trial: a randomised placebo-controlled trial. Lancet (2002) 10.48

Early combined immunosuppression or conventional management in patients with newly diagnosed Crohn's disease: an open randomised trial. Lancet (2008) 10.47

Family planning: the unfinished agenda. Lancet (2006) 8.65

The worldwide incidence of preterm birth: a systematic review of maternal mortality and morbidity. Bull World Health Organ (2009) 8.17

A randomized trial of arthroscopic surgery for osteoarthritis of the knee. N Engl J Med (2008) 7.79

Expansion of cancer care and control in countries of low and middle income: a call to action. Lancet (2010) 6.84

Method of delivery and pregnancy outcomes in Asia: the WHO global survey on maternal and perinatal health 2007-08. Lancet (2010) 6.81

Caesarean delivery rates and pregnancy outcomes: the 2005 WHO global survey on maternal and perinatal health in Latin America. Lancet (2006) 6.56

Worldwide prevalence of anaemia, WHO Vitamin and Mineral Nutrition Information System, 1993-2005. Public Health Nutr (2008) 6.08

Moving beyond essential interventions for reduction of maternal mortality (the WHO Multicountry Survey on Maternal and Newborn Health): a cross-sectional study. Lancet (2013) 5.85

Maternal and neonatal individual risks and benefits associated with caesarean delivery: multicentre prospective study. BMJ (2007) 4.92

A cluster-randomized effectiveness trial of Vi typhoid vaccine in India. N Engl J Med (2009) 4.84

Unsafe abortion: the preventable pandemic. Lancet (2006) 4.61

Guidelines for Reporting Reliability and Agreement Studies (GRRAS) were proposed. J Clin Epidemiol (2010) 4.50

Efficacy and safety of a modified killed-whole-cell oral cholera vaccine in India: an interim analysis of a cluster-randomised, double-blind, placebo-controlled trial. Lancet (2009) 3.97

Misoprostol as an adjunct to standard uterotonics for treatment of post-partum haemorrhage: a multicentre, double-blind randomised trial. Lancet (2010) 3.59

Omega-3 free fatty acids for the maintenance of remission in Crohn disease: the EPIC Randomized Controlled Trials. JAMA (2008) 3.09

Comparison of ticagrelor with clopidogrel in patients with a planned invasive strategy for acute coronary syndromes (PLATO): a randomised double-blind study. Lancet (2010) 2.98

5 year efficacy of a bivalent killed whole-cell oral cholera vaccine in Kolkata, India: a cluster-randomised, double-blind, placebo-controlled trial. Lancet Infect Dis (2013) 2.82

Active management of the third stage of labour with and without controlled cord traction: a randomised, controlled, non-inferiority trial. Lancet (2012) 2.75

Alternative versus standard packages of antenatal care for low-risk pregnancy. Cochrane Database Syst Rev (2010) 2.69

Mandatory second opinion to reduce rates of unnecessary caesarean sections in Latin America: a cluster randomised controlled trial. Lancet (2004) 2.59

Causes of stillbirths and early neonatal deaths: data from 7993 pregnancies in six developing countries. Bull World Health Organ (2006) 2.50

Ethical issues posed by cluster randomized trials in health research. Trials (2011) 2.43

World Health Organization systematic review of screening tests for preeclampsia. Obstet Gynecol (2004) 2.39

Maternal infection and risk of preeclampsia: systematic review and metaanalysis. Am J Obstet Gynecol (2008) 2.38

Where is the "E" in MCH? The need for an evidence-based approach in safe motherhood. J Midwifery Womens Health (2003) 2.36

Why is research from developing countries underrepresented in international health literature, and what can be done about it? Bull World Health Organ (2004) 2.36

Prevention of stroke and systemic embolism with rivaroxaban compared with warfarin in patients with non-valvular atrial fibrillation and moderate renal impairment. Eur Heart J (2011) 2.31

The merits of testing Hardy-Weinberg equilibrium in the analysis of unmatched case-control data: a cautionary note. Ann Hum Genet (2006) 2.29

Factors related to morbidity and mortality in patients with chronic heart failure with systolic dysfunction: the HF-ACTION predictive risk score model. Circ Heart Fail (2011) 2.28

Preeclampsia, gestational hypertension and intrauterine growth restriction, related or independent conditions? Am J Obstet Gynecol (2006) 2.26

Instituto Carso de la Salud: a boost for health philanthropy. Lancet (2008) 2.24

Statins and intracerebral hemorrhage: collaborative systematic review and meta-analysis. Circulation (2011) 2.17

Methodological considerations in implementing the WHO Global Survey for Monitoring Maternal and Perinatal Health. Bull World Health Organ (2008) 2.15

A school-based program to prevent adolescent dating violence: a cluster randomized trial. Arch Pediatr Adolesc Med (2009) 2.14

The effect of timing of cord clamping on neonatal venous hematocrit values and clinical outcome at term: a randomized, controlled trial. Pediatrics (2006) 2.12

Shift work and vascular events: systematic review and meta-analysis. BMJ (2012) 2.10

The role of centralized reading of endoscopy in a randomized controlled trial of mesalamine for ulcerative colitis. Gastroenterology (2013) 2.04