| Study Name | Date | Topic | Study Population | Study Design | Study Type | Funding Source | Comment |
|---|---|---|---|---|---|---|---|
| 2019 NEDI-IHS | 2020 | ED categorization | NA | inventory | Health Services Research | foundation | Indian Health Service |
| 2019 NEDI-USA | 2020 | ED inventory | NA | inventory | Health Services Research | unfunded | |
| 2018 NEDI-New England | 2019 | ED categorization | NA | inventory | Health Services Research | unfunded | CT, MA, ME, NH, RI, VT |
| 2018 NEDI-USA | 2019 | ED inventory | NA | inventory | Health Services Research | unfunded | |
| 2017 NEDI-USA | 2018 | ED inventory | NA | inventory | Health Services Research | unfunded | |
| MARC-41 | 2017-Present | asthma | adults | self-controlled cohort study | MARC | industry | |
| 2016 NEDI-USA | 2017 | ED inventory | NA | inventory | Health Services Research | unfunded | |
| MARC-43 | 2016-Present | asthma | children | prospective cohort study | MARC | NIH | microbiome |
| 2015 NEDI-USA | 2016 | ED inventory | NA | inventory | Health Services Research | unfunded | |
| MARC-38 | 2016 | anaphylaxis | children & adults | chart review | MARC | industry | food & insect stings |
| 2014 NEDI-IHS | 2015 | ED categorization | NA | inventory | Health Services Research | foundation | Indian Health Service |
| 2014 NEDI-New England | 2015 | ED categorization | NA | inventory | Health Services Research | unfunded | CT, MA, ME, NH, RI, VT |
| MARC-39 | 2015 | asthma | adults | prospective cohort study | MARC | industry | ran-out of meds |
| MARC-40 | 2015 | COPD | adults | administrative database | MARC | unfunded | eosinophils |
| MARC-42 | 2015-Present | COPD | adults | database | MARC | AHRQ | readmission |
| 2013 NEDI-USA | 2014 | ED inventory | NA | inventory | Health Services Research | unfunded | |
| MARC-37 | 2014 | asthma | children & adults | chart review | MARC | industry | inpatient asthma |
| 2012 NEDI-USA | 2013 | ED inventory | NA | inventory | Health Services Research | unfunded | |
| MARC-36 | 2013 | asthma | adults | chart review | MARC | industry | |
| 2011 NEDI-USA | 2012 | ED inventory | NA | inventory | Health Services Research | unfunded | |
| MARC-35 | 2011-Present | bronchiolitis | children | prospective cohort study | MARC | NIH | WIND |
| HAI | 2010-2013 | healthcare-associated infections | NA | survey | Public Health | AHRQ | |
| ED Observation Units | 2010-2011 | obs units | NA | database | Health Services Research | foundation | |
| Food Allergy | 2010-2011 | ED visits for food allergy | children & adults | database | MARC | foundation | |
| 2009 NEDI-State | 2010 | ED categorization | NA | inventory | Health Services Research | unfunded | AR, HI, MN, TN, VT, WY |
| 2009 NEDI-USA | 2010 | ED inventory | NA | inventory | Health Services Research | unfunded | |
| EP Survey 2 | 2010 | workforce | adults | survey | Health Services Research | unfunded | |
| ED-SAFE | 2009-2014 | suicide prevention | adults | interventional study | Public Health | NIH | |
| MARC 30-cohort | 2009-2011 | bronchiolitis | children | prospective cohort study | MARC | industry | |
| 2008 NEDI-State | 2009 | ED categorization | NA | inventory | Health Services Research | unfunded | CO, GA, MA, OR |
| Emergency Care of Children | 2009 | pediatric emergencies | children | survey | Health Services Research | unfunded | |
| EP Survey 1 | 2009 | workforce | adults | survey | Health Services Research | foundation | |
| Mental Health | 2008-2009 | psychiatric emergencies | adults | survey | Public Health | industry | |
| 2007 NEDI-USA | 2008 | ED inventory | NA | inventory | Health Services Research | unfunded | |
| Internet | 2008 | internet | adults | survey | Public Health | unfunded | interpreter |
| MA Crowding | 2008 | crowding | children & adults | administrative database | Health Services Research | foundation | errors |
| MARC-28 | 2008 | anaphylaxis | children & adults | chart review | MARC | industry | food, insect sting |
| MARC-30 | 2007-2011 | bronchiolitis | children | prospective cohort study | MARC | NIH | |
| MARC-33 | 2007-2009 | smoking cessation | adults | prospective cohort study | MARC | NIH | |
| Cancer Screening | 2007 | cancer screening | adults | survey | Public Health | unfunded | |
| Health Literacy | 2007 | health literacy | adults | survey | Public Health | unfunded | |
| HgbA1c Pilot Study | 2007 | diabetes | adults | survey | Public Health | industry | |
| MARC-3 | 2007 | asthma | children | prospective cohort study | MARC | industry | |
| MARC-5.7 | 2007 | asthma | children & adults | prospective cohort study | MARC | industry | |
| MARC-29 | 2007 | angioedema | children & adults | chart review | MARC | industry | |
| MARC-32 | 2007 | respiratory emergencies | children & adults | survey | MARC | industry | NIV, heliox |
| NEDI-International | 2006-Present | ED inventory | NA | inventory | Health Services Research | unfunded | |
| 2005 NEDI-USA | 2006 | ED inventory | NA | inventory | Health Services Research | unfunded | |
| 2005 NEDI-MA | 2006 | ED categorization | NA | inventory | Health Services Research | unfunded | MA |
| Diabetes | 2006 | diabetes | adults | survey | Public Health | foundation | |
| Dizziness | 2006 | dizziness | NA | survey | Public Health | NIH | |
| HIV | 2006 | HIV | NA | survey | Public Health | AHRQ | |
| Hyperglycemia | 2006 | diabetes | adults | chart review | Public Health | industry | |
| Hypoglycemia | 2006 | diabetes | adults | chart review | Public Health | industry | |
| Informed Consent | 2006 | informed consent | adults | survey | Health Services Research | unfunded | numeric literacy |
| MARC-23.2 | 2006 | asthma | NA | survey | MARC | industry | asthma centers |
| MARC-27 | 2006 | COPD | adults | chart review | MARC | foundation | |
| MARC-25.2 | 2005-2006 | bronchiolitis | children | prospective cohort study | MARC | foundation, industry | virology |
| MARC-26 | 2005-2006 | asthma | adults | prospective cohort study | MARC | industry | IgE |
| 2003 NEDI-USA | 2005 | ED inventory | NA | inventory | Health Services Research | unfunded | |
| Food Security | 2005 | multiple topics | adults | survey | Public Health | NIH | nutrition |
| MARC-25.1 | 2004-2005 | bronchiolitis | children | prospective cohort study | MARC | foundation | |
| MARC-10 | 2004 | asthma | children & adults | registry | MARC | industry | mortality |
| MARC-22 | 2004 | asthma | adults | prospective cohort study | MARC | foundation | acetaminophen |
| Mood Disorders | 2004 | depression | adults | survey | Public Health | unfunded | smoking |
| NEDSS | 2003-2005 | patient safety | adults | survey, chart review | Health Services Research | AHRQ | errors; AMI; asthma; dislocations |
| MARC-23 | 2003-2004 | asthma | NA | survey | MARC | foundation | asthma centers |
| MARC-24 | 2003-2004 | COPD | adults | prospective cohort study | MARC | industry | biomarker |
| 2001 NEDI-USA | 2003 | ED inventory | NA | inventory | Health Services Research | AHRQ | |
| ED Crowding | 2003 | crowding | children & adults | administrative database | Health Services Research | foundation | |
| Falls Prevention | 2003 | injury prevention | adults | interventional study | Public Health | foundation | elderly |
| MARC-5.6 | 2003 | asthma | children & adults | prospective cohort study | MARC | industry | |
| MARC-17 | 2003 | infectious disease | NA | survey | MARC | AHRQ | antibiotic use, IMPAACT |
| Public Health | 2003 | multiple topics | adults | survey | Public Health | unfunded | smoking, depression, interpreter |
| MARC-14 | 2002-2003 | infectious disease | children & adults | chart review | MARC | industry | pneumococcal infection |
| MARC-15 | 2002-2003 | COPD | adults | administrative database | MARC | unfunded | mortality |
| MARC-21 | 2002-2003 | asthma | adults | prospective cohort study | MARC | industry | capnography |
| Complementary & Alternative Medicine | 2002 | multiple topics | adults | survey | Public Health | unfunded | smoking, interpreter |
| HP 2010 | 2002 | education | adults | interventional study | Public Health | unfunded | |
| MARC-18 | 2002 | anaphylaxis | children & adults | chart review | MARC | industry | insect stings |
| MARC-19 | 2002 | asthma | NA | survey | MARC | industry | NAECB |
| MARC-16 | 2001-2003 | pneumonia | adults | prospective cohort study | MARC | industry | clarithromycin |
| CHIP | 2001 | insurance | children | interventional study | Health Services Research | foundation | |
| MARC-5.5 | 2001 | asthma | children & adults | prospective cohort study | MARC | industry | |
| MARC-13 | 2001 | asthma | NA | survey | MARC | unfunded | magnesium |
| MARC-5.3 | 2000-2001 | asthma | children & adults | prospective cohort study | MARC | industry | |
| MARC-5.4 | 2000-2001 | asthma | children & adults | prospective cohort study | MARC | industry | numeric literacy |
| MARC-7x | 2000-2001 | COPD | adults | prospective cohort study | MARC | industry | |
| MARC-9 | 2000-2001 | asthma | adults | randomized controlled trial | MARC | foundation | referral to PCP |
| MARC-5.2 | 2000 | asthma | children & adults | prospective cohort study | MARC | industry | |
| MARC-7 | 2000 | COPD | adults | prospective cohort study | MARC | industry | |
| MARC-8 | 2000 | anaphylaxis | children & adults | chart review | MARC | industry | food |
| MARC-6 | 1999-2000 | COPD | adults | prospective cohort study | MARC | industry | spirometry |
| MARC-5.1 | 1999 | asthma | children & adults | prospective cohort study | MARC | industry | |
| MARC-4 | 1998-1999 | asthma | adults | randomized controlled trial | MARC | industry | inhaled corticosteroid |
| MARC-3x | 1998 | asthma | children | prospective cohort study | MARC | industry | |
| MARC-2x | 1997-1998 | asthma | adults | prospective cohort study | MARC | industry | biomarker |
| MARC-2 | 1997 | asthma | adults | prospective cohort study | MARC | industry | |
| MARC-1 | 1996 | asthma | adults | prospective cohort study | MARC | NIH |
Massachusetts General Hospital | Harvard Medical School
