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Muhammad Imran Nisar · SciRah

Researcher profile · OpenAlex

Muhammad Imran Nisar

Aga Khan University
Department of Paediatrics and Child Health, The Aga Khan University Hospital, Karachi, Pakistan
PK

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Muhammad Imran Nisar — researcher profile on SciRah

ORCID iD 0000-0002-2378-4720

Citations: 60.7K
h-index: 43
i10-index: 90
Works: 236

From OpenAlex.

Global Maternal and Child HealthMaternal and Neonatal HealthcarePneumonia and Respiratory Infections

Most-cited papers

Global, regional, and national prevalence of overweight and obesity in children and adults during 1980–2013: a systematic analysis for the Global Burden of Disease Study 2013
Marie Ng, Tom Fleming, Margaret Robinson, Blake Thomson +96 more
2014The Lancet12K citations Open access
OpenAlex
Global, regional, and national comparative risk assessment of 79 behavioural, environmental and occupational, and metabolic risks or clusters of risks, 1990–2015: a systematic analysis for the Global Burden of Disease Study 2015
Mohammad Hossein Forouzanfar, Ashkan Afshin, Lily Alexander, H Ross Anderson +96 more
2016The Lancet7,699 citations Open access
OpenAlex
Global, regional, and national incidence, prevalence, and years lived with disability for 310 diseases and injuries, 1990–2015: a systematic analysis for the Global Burden of Disease Study 2015
Theo Vos, Christine Allen, Megha Kataria Arora, Ryan M Barber +96 more
2016The Lancet7,251 citations Open access
OpenAlex
Global, regional, and national life expectancy, all-cause mortality, and cause-specific mortality for 249 causes of death, 1980–2015: a systematic analysis for the Global Burden of Disease Study 2015
Haidong Wang, Mohsen Naghavi, Christine Allen, Ryan M Barber +96 more
2016The Lancet6,592 citations Open access
OpenAlex
Global, regional, and national incidence, prevalence, and years lived with disability for 301 acute and chronic diseases and injuries in 188 countries, 1990–2013: a systematic analysis for the Global Burden of Disease Study 2013
Theo Vos, Ryan M Barber, Brad Bell, Amelia Bertozzi-Villa +96 more
2015The Lancet6,415 citations Open access
OpenAlex
Global, regional, and national comparative risk assessment of 79 behavioural, environmental and occupational, and metabolic risks or clusters of risks in 188 countries, 1990–2013: a systematic analysis for the Global Burden of Disease Study 2013
Mohammad Hossein Forouzanfar, Lily Alexander, H Ross Anderson, Victoria F Bachman +96 more
2015The Lancet2,701 citations Open access
OpenAlex
Global, regional, and national disability-adjusted life-years (DALYs) for 315 diseases and injuries and healthy life expectancy (HALE), 1990–2015: a systematic analysis for the Global Burden of Disease Study 2015
Nicholas J Kassebaum, Megha Kataria Arora, Ryan M Barber, Zulfiqar Ahmed Bhutta +96 more
2016The Lancet2,162 citations Open access
OpenAlex
Global, regional, and national disability-adjusted life years (DALYs) for 306 diseases and injuries and healthy life expectancy (HALE) for 188 countries, 1990–2013: quantifying the epidemiological transition
Christopher J L Murray, Ryan M Barber, Kyle J Foreman, Ayşe Abbasoğlu Özgören +96 more
2015The Lancet1,966 citations Open access
OpenAlex
Global, regional, and national levels and causes of maternal mortality during 1990–2013: a systematic analysis for the Global Burden of Disease Study 2013
Nicholas J Kassebaum, Amelia Bertozzi-Villa, Megan Coggeshall, Katya Anne Shackelford +96 more
2014The Lancet1,644 citations Open access
OpenAlex
Global, regional, and national age-sex-specific mortality and life expectancy, 1950–2017: a systematic analysis for the Global Burden of Disease Study 2017
Daniel Dicker, Grant Nguyen, Degu Abate, Kalkidan Hassen Abate +96 more
2018The Lancet1,209 citations Open access
OpenAlex
Global, regional, and national levels of maternal mortality, 1990–2015: a systematic analysis for the Global Burden of Disease Study 2015
Nicholas J Kassebaum, Ryan M Barber, Zulfiqar Ahmed Bhutta, Lalit Dandona +96 more
2016The Lancet1,162 citations Open access
OpenAlex
Global, regional, and national incidence and mortality for HIV, tuberculosis, and malaria during 1990–2013: a systematic analysis for the Global Burden of Disease Study 2013
Christopher J L Murray, Katrina F. Ortblad, Caterina Guinovart, Stephen S Lim +96 more
2014The Lancet975 citations Open access
OpenAlex
Global, regional, and national under-5 mortality, adult mortality, age-specific mortality, and life expectancy, 1970–2016: a systematic analysis for the Global Burden of Disease Study 2016
Haidong Wang, Amanuel Alemu Abajobir, Kalkidan Hassen Abate, Cristiana Abbafati +96 more
2017The Lancet802 citations Open access
OpenAlex
Global, regional, national, and selected subnational levels of stillbirths, neonatal, infant, and under-5 mortality, 1980–2015: a systematic analysis for the Global Burden of Disease Study 2015
Haidong Wang, Zulfiqar Ahmed Bhutta, Matthew M Coates, Megan Coggeshall +96 more
2016The Lancet771 citations Open access
OpenAlex
Measuring the health-related Sustainable Development Goals in 188 countries: a baseline analysis from the Global Burden of Disease Study 2015
Stephen S Lim, Kate Allen, Zulfiqar Ahmed Bhutta, Lalit Dandona +96 more
2016The Lancet618 citations Open access
OpenAlex
Estimates of global, regional, and national incidence, prevalence, and mortality of HIV, 1980–2015: the Global Burden of Disease Study 2015
Haidong Wang, Timothy M Wolock, Austin Carter, Grant Nguyen +96 more
2016The Lancet HIV613 citations Open access
OpenAlex
Mortality, morbidity, and hospitalisations due to influenza lower respiratory tract infections, 2017: an analysis for the Global Burden of Disease Study 2017
Christopher Troeger, Brigette F. Blacker, Ibrahim A. Khalil, Stephanie R M Zimsen +96 more
2018The Lancet Respiratory Medicine577 citations Open access
OpenAlex
Measuring progress from 1990 to 2017 and projecting attainment to 2030 of the health-related Sustainable Development Goals for 195 countries and territories: a systematic analysis for the Global Burden of Disease Study 2017
Rafael Lozano, Nancy Fullman, Degu Abate, Solomón Mequanente Abay +96 more
2018The Lancet539 citations Open access
OpenAlex
Population and fertility by age and sex for 195 countries and territories, 1950–2017: a systematic analysis for the Global Burden of Disease Study 2017
Christopher J L Murray, Charlton S K H Callender, Xie Rachel Kulikoff, Vinay Srinivasan +96 more
2018The Lancet486 citations Open access
OpenAlex
Low birth weight: Case definition & guidelines for data collection, analysis, and presentation of maternal immunization safety data
Clare Cutland, Eve Lackritz, Tamala Mallett Moore, Azucena Bardají +7 more
2017Vaccine460 citations Open access
OpenAlex
Small babies, big risks: global estimates of prevalence and mortality for vulnerable newborns to accelerate change and improve counting
Joy Elizabeth Lawn, Joy E Lawn, Eric O. Ohuma, Ellen Bradley +96 more
2023The Lancet385 citations Open access
OpenAlex
Population-based rates, timing, and causes of maternal deaths, stillbirths, and neonatal deaths in south Asia and sub-Saharan Africa: a multi-country prospective cohort study
Imran Ahmed, Said Mohammed Ali, Seeba Amenga‐Etego, Shabina Ariff +63 more
2018The Lancet Global Health330 citations Open access
OpenAlex
Health in times of uncertainty in the eastern Mediterranean region, 1990–2013: a systematic analysis for the Global Burden of Disease Study 2013
Ali H. Mokdad, Mohammad Hossein Forouzanfar, Farah Daoud, Charbel El Bcheraoui +96 more
2016The Lancet Global Health220 citations Open access
OpenAlex
Causes and incidence of community-acquired serious infections among young children in south Asia (ANISA): an observational cohort study
Samir Kumar Saha, Stephanie J. Schrag, Shams El Arifeen, Luke C. Mullany +51 more
2018The Lancet212 citations Open access
OpenAlex
Quantifying risks and interventions that have affected the burden of diarrhoea among children younger than 5 years: an analysis of the Global Burden of Disease Study 2017
Christopher Troeger, Ibrahim A. Khalil, Brigette F. Blacker, Molly H Biehl +96 more
2019The Lancet Infectious Diseases210 citations Open access
OpenAlex
Small for gestational age: Case definition & guidelines for data collection, analysis, and presentation of maternal immunisation safety data
Elizabeth P. Schlaudecker, Flor M. Muñoz, Azucena Bardají, Nansi S. Boghossian +9 more
2017Vaccine200 citations Open access
OpenAlex
Quantifying risks and interventions that have affected the burden of lower respiratory infections among children younger than 5 years: an analysis for the Global Burden of Disease Study 2017
Christopher Troeger, Ibrahim A Khalil, Brigette F. Blacker, Molly H Biehl +96 more
2019The Lancet Infectious Diseases177 citations Open access
OpenAlex
The Pakistan Risk of Myocardial Infarction Study: a resource for the study of genetic, lifestyle and other determinants of myocardial infarction in South Asia
Danish Saleheen, Moazzam Ali Zaidi, Asif Rasheed, Usman Ahmad +41 more
2009European Journal of Epidemiology107 citations Open access
OpenAlex
Multiomics Characterization of Preterm Birth in Low- and Middle-Income Countries
Fyezah Jehan, Sunil Sazawal, Abdullah Hel Baqui, Muhammad Imran Nisar +74 more
2020JAMA Network Open104 citations Open access
OpenAlex
Emergence of a multidrug-resistant and virulent Streptococcus pneumoniae lineage mediates serotype replacement after PCV13: an international whole-genome sequencing study
Stephanie W. Lo, Kate C. Mellor, Robert Cohen, Alba Redin +96 more
2022The Lancet Microbe102 citations Open access
OpenAlex
Simplified antibiotic regimens for treatment of clinical severe infection in the outpatient setting when referral is not possible for young infants in Pakistan (Simplified Antibiotic Therapy Trial [SATT]): a randomised, open-label, equivalence trial
Fatima Mir, Muhammad Imran Nisar, Shiyam Sunder Tikmani, Benazir Baloch +5 more
2016The Lancet Global Health81 citations Open access
OpenAlex
Disparities in Cardiovascular Research Output and Disease Outcomes among High-, Middle- and Low-Income Countries – An Analysis of Global Cardiovascular Publications over the Last Decade (2008–2017)
Nada Qaisar Qureshi, Syed Hamza Mufarrih, Gerald S. Bloomfield, Wajeeha Tariq +9 more
2021Global Heart74 citations Open access
OpenAlex
Reasons for non-vaccination and incomplete vaccinations among children in Pakistan
Atif Riaz, Sara Husain, Mohammad Tahir Yousafzai, Muhammad Imran Nisar +6 more
2018Vaccine70 citations
OpenAlex
Neonatal mortality within 24 hours of birth in six low- and lower-middle-income countries
Abdullah Hel Baqui, Dipak Kumar Mitra, Nazma Begum, Lisa S. Hurt +25 more
2016Bulletin of the World Health Organization64 citations Open access
OpenAlex
Respiratory distress in the neonate: Case definition & guidelines for data collection, analysis, and presentation of maternal immunization safety data
Leigh R. Sweet, Cheryl A. Keech, Nicola P. Klein, Helen Siobhan Marshall +7 more
2017Vaccine60 citations Open access
OpenAlex
Associations Between Eight Earth Observation‐Derived Climate Variables and Enteropathogen Infection: An Independent Participant Data Meta‐Analysis of Surveillance Studies With Broad Spectrum Nucleic Acid Diagnostics
Josh Michael Colston, Benjamin F. Zaitchik, Hamada S. Badr, Eleanor Burnett +43 more
2021GeoHealth57 citations Open access
OpenAlex
The creation of the Global Scales for Early Development (GSED) for children aged 0–3 years: combining subject matter expert judgements with big data
Gareth McCray, Dana Charles McCoy, Patricia K. Kariger, Magdalena Janus +32 more
2023BMJ Global Health55 citations Open access
OpenAlex
Randomized Trial of Amoxicillin for Pneumonia in Pakistan
Fyezah Jehan, Muhammad Imran Nisar, Salima Mansoor Kerai, Benazir Balouch +5 more
2020New England Journal of Medicine54 citations Open access
OpenAlex
Pathogen genomic surveillance status among lower resource settings in Asia
Marya Getchell, Suci Wulandari, Ruklanthi de Alwis, Shreya Agoramurthy +41 more
2024Nature Microbiology50 citations Open access
OpenAlex
Direct maternal morbidity and the risk of pregnancy-related deaths, stillbirths, and neonatal deaths in South Asia and sub-Saharan Africa: A population-based prospective cohort study in 8 countries
Fahad Aftab, Imran Ahmed, Salahuddin Ahmed, Said Mohammed Ali +59 more
2021PLoS Medicine47 citations Open access
OpenAlex
Understanding biological mechanisms underlying adverse birth outcomes in developing countries: protocol for a prospective cohort (AMANHI bio–banking) study
Abdullah Hel Baqui, Rasheda Khanam, Mohammad Sayedur Rahman, Aziz Ahmed +26 more
2017Journal of Global Health46 citations Open access
OpenAlex
Burden of Diarrhea in the Eastern Mediterranean Region, 1990–2013: Findings from the Global Burden of Disease Study 2013
Ibrahim Khalil, Danny V. Colombara, Mohammad Hossein Forouzanfar, Christopher Troeger +96 more
2016American Journal of Tropical Medicine and Hygiene45 citations Open access
OpenAlex
Aeromonas-Associated Diarrhea in Children Under 5 Years: The GEMS Experience
Farah Naz Qamar, Muhammad Imran Nisar, Farheen Quadri, Sadia Shakoor +26 more
2016American Journal of Tropical Medicine and Hygiene45 citations Open access
OpenAlex
Protocol for validation of the Global Scales for Early Development (GSED) for children under 3 years of age in seven countries
Vanessa Cavallera, Gillian Lancaster, Melissa Gladstone, Maureen M. Black +41 more
2023BMJ Open42 citations Open access
OpenAlex
Clinical features and induction outcome of childhood acute lymphoblastic leukemia in a lower/middle income population: A multi-institutional report from Pakistan
Zehra Fadoo, Muhammad Imran Nisar, Fatimah Sireen Yousuf, Laila Saleem Lakhani +5 more
2015Pediatric Blood & Cancer38 citations Open access
OpenAlex
Multiomic signals associated with maternal epidemiological factors contributing to preterm birth in low- and middle-income countries
Camilo A. Espinosa, Waqasuddin Khan, Rasheda Khanam, Sayan Das +53 more
2023Science Advances37 citations Open access
OpenAlex
Performance of late pregnancy biometry for gestational age dating in low-income and middle-income countries: a prospective, multicountry, population-based cohort study from the WHO Alliance for Maternal and Newborn Health Improvement (AMANHI) Study Group
Saikat Deb, Mohammad Said Mohammed, Usha Dhingra, Arup Dutta +31 more
2020The Lancet Global Health36 citations Open access
OpenAlex
Unveiling and addressing implementation barriers to routine immunization in the peri-urban slums of Karachi, Pakistan: a mixed-methods study
Amna Tanweer Yazdani, Ameer Muhammad, Muhammad Imran Nisar, Uzma Rahim Khan +1 more
2021Health Research Policy and Systems35 citations Open access
OpenAlex
Serial population-based serosurveys for COVID-19 in two neighbourhoods of Karachi, Pakistan
Muhammad Imran Nisar, Nadia Ansari, Farah Khalid, Mashal Amin +15 more
2021International Journal of Infectious Diseases35 citations Open access
OpenAlex
Health Care Use Patterns for Diarrhea in Children in Low-Income Periurban Communities of Karachi, Pakistan
Farheen Quadri, Dilruba Nasrin, Asia Khan, Tabassum Bokhari +6 more
2013American Journal of Tropical Medicine and Hygiene33 citations Open access
OpenAlex

SciRah Score

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Citations per year

7 in 2026

20132026

Frequent co-authors

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Zulfiqar Ahmed BhuttaAga Khan University×22
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Zulfiqar Ahmed Bhutta — researcher profile on SciRah
Nelson Alvis‐GuzmánUniversidad de Cartagena×21
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Nelson Alvis‐Guzmán — researcher profile on SciRah
Foad Abd-AllahUniversity of Oxford×18
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Ubai Alsharif

Public Health Agency of Canada

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Ubai Alsharif — researcher profile on SciRah

Carl Abelardo T. Antonio×17

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Carl Abelardo T. Antonio — researcher profile on SciRah

Raghib AliUniversity of Oxford×16

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Raghib Ali — researcher profile on SciRah

Walid AmmarMinistry of Public Health×16

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Walid Ammar — researcher profile on SciRah

François Alla×16

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François Alla — researcher profile on SciRah

Azmeraw T. Amare×15

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Azmeraw T. Amare — researcher profile on SciRah

Alaa F. Badawi×14

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Alaa F. Badawi — researcher profile on SciRah

Semaw Ferede AberaMekelle University×13

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Semaw Ferede Abera — researcher profile on SciRah

Arsène Kouablan Adou×13

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Arsène Kouablan Adou — researcher profile on SciRah

Affiliation history

Aga Khan University2009–2026
Uppsala University2020
University of Maryland, Baltimore2013
Rush University Medical Center2008
Gates Foundation2016–2020
University of Ghana2022
Johns Hopkins University2017–2022
Hospital for Sick Children2016
Aga Khan University Hospital2013–2026
Institute for Health Metrics and Evaluation2019