Andy Stergachis

ORCID: 0000-0003-0057-6627
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About
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Research Areas
  • Global Maternal and Child Health
  • Pharmaceutical Practices and Patient Outcomes
  • Pharmaceutical Economics and Policy
  • Antibiotic Use and Resistance
  • Health Systems, Economic Evaluations, Quality of Life
  • Vaccine Coverage and Hesitancy
  • HIV/AIDS Research and Interventions
  • Malaria Research and Control
  • Reproductive Health and Contraception
  • COVID-19 Impact on Reproduction
  • Viral Infections and Outbreaks Research
  • Pharmaceutical Quality and Counterfeiting
  • Pregnancy and Medication Impact
  • HIV/AIDS drug development and treatment
  • Pharmacological Effects and Toxicity Studies
  • Reproductive tract infections research
  • HIV, Drug Use, Sexual Risk
  • Disaster Response and Management
  • Ectopic Pregnancy Diagnosis and Management
  • Pharmaceutical studies and practices
  • Pregnancy and preeclampsia studies
  • Healthcare Policy and Management
  • Antibiotic Resistance in Bacteria
  • Blood Pressure and Hypertension Studies
  • Pharmacovigilance and Adverse Drug Reactions

University of Washington
2016-2025

Seattle University
2012-2025

Seattle Public Schools
2017-2025

Institute for Health Metrics and Evaluation
2017-2024

Weatherford College
1997-2023

Microsoft (United States)
2023

Center for Global Health
2008-2019

Health Alliance International
2016

MRC Unit the Gambia
2015

American Pharmacists Association Foundation
2013-2014

Chlamydia trachomatis is a frequent cause of pelvic inflammatory disease. However, there little information from clinical studies about whether screening women for cervical chlamydial infection can reduce the incidence this serious illness.

10.1056/nejm199605233342103 article EN New England Journal of Medicine 1996-05-23

Antimicrobial resistance (AMR) is a serious threat to global public health. WHO emphasises the need for countries monitor antibiotic consumption combat AMR. Many low-income and middle-income (LMICs) lack surveillance capacity; we aimed use multiple data sources statistical models estimate consumption.In this spatial modelling study, used individual-level from household surveys inform Bayesian geostatistical model of usage in children (aged <5 years) with lower respiratory tract infections...

10.1016/s2542-5196(21)00280-1 article EN cc-by The Lancet Planetary Health 2021-11-12

10.1016/s2468-2667(22)00225-0 article EN The Lancet Public Health 2022-10-14
Gisela Robles Aguilar Lucien Swetschinski Nicole Davis Weaver Kevin S Ikuta Tomislav Meštrović and 95 more Authia P Gray Erin Chung Eve E Wool Chieh Han Anna Gershberg Hayoon Daniel T Araki Ashkan Abdollahi Ahmed Abu‐Zaid Mohammad Adnan Ramesh Agarwal Javad Aminian Dehkordi Aleksandr Y. Aravkin Demelash Areda Ahmed Y. Azzam Eitan N. Berezin Akshaya Srikanth Bhagavathula Zulfiqar A Bhutta Soumitra S. Bhuyan Annie J. Browne Carlos A Castañeda-Orjuela Eeshwar K. Chandrasekar Patrick R Ching Xiaochen Dai Gary L. Darmstadt Fernando de la Hoz Nancy Diao Daniel Díaz Wendel Mombaque dos Santos David W. Eyre Coralith Garcia Georgina Haines–Woodhouse Mohammed Bheser Hassen Nathaniel J Henry Susan Hopkins Md Mahbub Hossain Kenneth Iregbu Chidozie C D Iwu Jan Jacobs Mark Janko Ronald N. Jones Ibraheem M. Karaye Fakher Rahim Imteyaz Ahmad Khan Taimoor Khan Jagdish Khubchandani Suwimon Khusuwan Adnan Kısa Giscard Wilfried Koyaweda Fiorella Krapp Emmanuelle A. P. Kumaran Hmwe Hmwe Kyu Stephen S Lim Xuefeng Liu Stephen P. Luby Sandeep Maharaj Christopher Maronga Miquel Martorell Jürgen May Barney McManigal Ali H. Mokdad Catrin E. Moore Ebrahim Mostafavi Efrén Murillo‐Zamora Marisa Márcia Mussi‐Pinhata Ruchi Nanavati Hasan Nassereldine Zuhair S. Natto Farah Naz Qamar Virginia Núñez-Samudio Theresa J. Ochoa Tolulope R Ojo-Akosile Andrew T Olagunju Antonio Olivas‐Martínez Edgar Ortíz‐Brizuela Pradthana Ounchanum José Luis Paredes Venkata Suresh Patthipati Shrikant Pawar Marcos Pereira Andrew J. Pollard Alfredo Ponce‐de‐León Elton Junio Sady Prates Ibrahim Qattea Luis Felipe Reyes Emmanuel Roilides Víctor Rosenthal Kristina E. Rudd Weerawut Sangchan Samroeng Seekaew Allen Seylani Niloufar Shababi Sunder Sham José Sifuentes‐Osornio Harpreet Singh Andy Stergachis

Antimicrobial resistance (AMR) is an urgent global health challenge and a critical threat to modern care. Quantifying its burden in the WHO Region of Americas has been elusive—despite region’s long history surveillance. This study provides comprehensive estimates AMR assess this growing threat. We estimated deaths disability-adjusted life-years (DALYs) attributable associated with for 23 bacterial pathogens 88 pathogen–drug combinations countries 2019. obtained data from mortality...

10.1016/j.lana.2023.100561 article EN cc-by-nc-nd The Lancet Regional Health - Americas 2023-08-08

<h2>Summary</h2><h3>Background</h3> Despite a global epidemiological transition towards increased burden of non-communicable diseases, communicable diseases continue to cause substantial morbidity and mortality worldwide. Understanding the wide range infectious its variation by geography age, is pivotal research priority setting resource mobilisation globally. <h3>Methods</h3> We estimated disability-adjusted life-years (DALYs) associated with 85 pathogens in 2019, globally, regionally, for...

10.1016/s1473-3099(24)00158-0 article EN cc-by The Lancet Infectious Diseases 2024-04-16

Preliminary animal and human data suggest that estrogens may be protective against Alzheimer's disease in women. In a population-based case-control study at Group Health Cooperative of Puget Sound, Seattle, Washington, the authors compared exposure estrogen replacement therapy 107 female cases with 120 age- sex-matched controls by using computerized pharmacy data. The were obtained from Disease Patient Registry University which is based on enumerated health plan population 1987 to 1992....

10.1093/oxfordjournals.aje.a117245 article EN American Journal of Epidemiology 1994-08-01

This study analyzed how the use and cost of pharmaceuticals varied by level drug co-payment in a staff model health maintenance organization (HMO). An historical cohort design was used to changes utilization costs 19,982 continuously enrolled beneficiaries less than age 65. The initially had no co-payments, but experienced rates $1.50, $3.00, $3.00 plus other benefit during three-year period. A comparison 23,164 selected from same setting who were subject time Data on medications obtained an...

10.1097/00005650-199010000-00005 article EN Medical Care 1990-10-01

We determined the prevalence of certain major congenital disorders among infants women who used a wide variety drugs during first trimester pregnancy in prepaid health plan which automated recording prescriptions filled and diagnosed at birth was available. No strong associations between any commonly studied were present. (<i>JAMA</i>1981;246:343-346)

10.1001/jama.1981.03320040015021 article EN JAMA 1981-07-24

Falsified and substandard drugs are a global health problem, particularly in low- middle-income countries (LMIC) that have weak pharmacovigilance drug regulatory systems. Poor quality medicines important consequences, including the potential for treatment failure, development of antimicrobial resistance, serious adverse reactions, increasing healthcare costs undermining public's confidence This article presents review methods employed analysis pharmaceutical formulations. Technologies...

10.1371/journal.pone.0090601 article EN cc-by PLoS ONE 2014-03-26

Standardized monitoring of antibiotic use underpins the effective implementation antimicrobial stewardship interventions in combatting resistance (AMR). To date, few studies have assessed hospitals Uganda to identify gaps that require intervention. This study applied World Health Organization's standardized point prevalence survey methodology assess 13 public and private not-for-profit across country. Data for 1077 patients 1387 prescriptions were collected between December 2020 April 2021...

10.3390/antibiotics11020199 article EN cc-by Antibiotics 2022-02-04

Abstract Background Antimicrobial resistance (AMR) is a global health security threat and associated with increased morbidity mortality. One of the key drivers AMR inappropriate use antibiotics. A component improving antibiotic conducting antimicrobial (AMU) surveillance. Methods USAID Medicines Technologies Pharmaceutical Services Program has supported implementation stewardship activities, including setting up systems for AMU surveillance in Tanzania Uganda. Results from both countries...

10.1186/s13756-023-01213-3 article EN cc-by Antimicrobial Resistance and Infection Control 2023-02-09

Abstract Pharmacies are important health care access points, but no national map currently exists of where pharmacy deserts located. This cross-sectional study used address data and Census Bureau surveys to define at the census tract level in all 50 US states District Columbia. We also compared sociodemographic characteristics desert vs non-pharmacy communities. Nationally, 15.8 million (4.7%) people United States live deserts, spanning urban rural settings states. On average, communities...

10.1093/haschl/qxae035 article EN cc-by Health Affairs Scholar 2024-03-14

The authors used cell cultures to assess the prevalence of cervical infection caused by Chlamydia trachomatis in a population-based sample nonpregnant women aged 15 34 years who attended two primary care clinics at Group Health Cooperative Puget Sound, Seattle, Washington, between January 1, 1988, and June 30, 1989. C. was isolated from 67 1,804 (3.7%), including 13% those were less than 20 age. Seven patient characteristics independently predictive chlamydial stepwise multivariate logistic...

10.1093/oxfordjournals.aje.a116840 article EN American Journal of Epidemiology 1993-08-01

Abstract Purpose To identify and characterize risk factors for rhabdomyolysis in patients prescribed statin monotherapy or plus fibrate therapy. Methods A nested case‐control study was conducted within a cohort of 252 460 new users lipid‐lowering medications across 11 geographically dispersed U.S. health plans. Twenty‐one cases confirmed by medical record review were compared to 200 individually matched controls without rhabdomyolysis. conditional logistic regression model applied evaluate...

10.1002/pds.1287 article EN Pharmacoepidemiology and Drug Safety 2006-08-07

Background As pre-exposure prophylaxis (PrEP) becomes more widely used in heterosexual populations, an important consideration is its safety infants who are breastfed by women taking PrEP. We investigated whether tenofovir and emtricitabine excreted into breast milk then absorbed the breastfeeding infant clinically significant concentrations when as PrEP lactating women. Methods Findings conducted a prospective short-term, open-label study of daily oral emtricitabine–tenofovir disoproxil...

10.1371/journal.pmed.1002132 article EN cc-by PLoS Medicine 2016-09-27

Objective To delineate the prevalence and factors associated with antimicrobial use across six referral hospitals in Tanzania using WHO point survey (PPS) methodology to inform hospital-specific stewardship programmes. Design Cross-sectional analytical study. Setting Six Tanzania. Participants Patients irrespective of age gender (n=948) admitted hospital wards before 8:00 hours on each day were included December 2019. Using PPS methodology, data hospitals, wards, patients, antibiotics,...

10.1136/bmjopen-2020-042819 article EN cc-by-nc BMJ Open 2020-12-01
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