ClinicalTrials.gov record
Observational Study of Characteristics, Treatment and Outcomes With Severe Asthma in the United States (CHRONICLE)
ClinicalTrials.gov ID: NCT03373045
Public ClinicalTrials.gov record NCT03373045. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
ClinicalTrials.gov public records Last synced May 7, 2026, 2:37 PM EDT
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
The CHRONICLE Study: A Longitudinal Prospective Observational Study of the Characteristics, Treatment Patterns and Health Outcomes of Individuals With Severe Asthma in the United States
Study identification
- NCT ID
- NCT03373045
- Recruitment status
- Completed
- Study type
- Observational
- Phase
- Not listed
- Lead sponsor
- AstraZeneca
- Industry
- Enrollment
- 18 participants
Conditions and interventions
Conditions
Interventions
Not listed
Eligibility (public fields only)
- Age range
- 18 Years to 130 Years
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Feb 26, 2018
- Primary completion
- Feb 13, 2025
- Completion
- Feb 13, 2025
- Last update posted
- Sep 23, 2025
2018 – 2025
United States locations
- U.S. sites
- 174
- U.S. states
- 42
- U.S. cities
- 149
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Research Site | Birmingham | Alabama | 35209 | — |
| Research Site | Birmingham | Alabama | 35294 | — |
| Research Site | Hoover | Alabama | 35244 | — |
| Research Site | Gilbert | Arizona | 85234 | — |
| Research Site | Peoria | Arizona | 85381 | — |
| Research Site | Little Rock | Arkansas | 72205 | — |
| Research Site | Bakersfield | California | 93301 | — |
| Research Site | Loma Linda | California | 92354 | — |
| Research Site | Los Angeles | California | 90025 | — |
| Research Site | Mission Viejo | California | 92691 | — |
| Research Site | Modesto | California | 95355-4201 | — |
| Research Site | Redondo Beach | California | 90277 | — |
| Research Site | Riverside | California | 92506 | — |
| Research Site | Roseville | California | 95661 | — |
| Research Site | Sacramento | California | 95819 | — |
| Research Site | San Diego | California | 92103 | — |
| Research Site | San Diego | California | 92123 | — |
| Research Site | San Diego | California | 92130-3318 | — |
| Research Site | Santa Monica | California | 90404 | — |
| Research Site | Studio City | California | 91607 | — |
| Research Site | Ventura | California | 93003 | — |
| Research Site | Westminster | California | 92683 | — |
| Research Site | Aurora | Colorado | 80045 | — |
| Research Site | Danbury | Connecticut | 06810 | — |
| Research Site | Farmington | Connecticut | 06030 | — |
| Research Site | New Haven | Connecticut | 06510 | — |
| Research Site | Waterbury | Connecticut | 06708 | — |
| Research Site | Newark | Delaware | 19713 | — |
| Research Site | Brandon | Florida | 33511 | — |
| Research Site | Clearwater | Florida | 33765 | — |
| Research Site | Coral Gables | Florida | 33134 | — |
| Research Site | Gainesville | Florida | 32608 | — |
| Research Site | Jacksonville | Florida | 32204 | — |
| Research Site | Kissimmee | Florida | 34759 | — |
| Research Site | Lake Mary | Florida | 32746 | — |
| Research Site | Miami | Florida | 33032 | — |
| Research Site | Miami | Florida | 33175 | — |
| Research Site | Miami | Florida | 33176 | — |
| Research Site | Miami Beach | Florida | 33140 | — |
| Research Site | Pensacola | Florida | 32504 | — |
| Research Site | Plantation | Florida | 33317 | — |
| Research Site | St. Petersburg | Florida | 33704 | — |
| Research Site | Tallahassee | Florida | 32308 | — |
| Research Site | Tampa | Florida | 32789 | — |
| Research Site | Tampa | Florida | 33613 | — |
| Research Site | Albany | Georgia | 31707 | — |
| Research Site | Decatur | Georgia | 30033 | — |
| Research Site | Gainesville | Georgia | 30501 | — |
| Research Site | Villa Rica | Georgia | 30180 | — |
| Research Site | Boise | Idaho | 83706 | — |
| Research Site | Chicago | Illinois | 60611 | — |
| Research Site | Chicago | Illinois | 60612 | — |
| Research Site | Glen Ellyn | Illinois | 60137 | — |
| Research Site | Fort Wayne | Indiana | 46804 | — |
| Research Site | Iowa City | Iowa | 52242 | — |
| Research Site | West Des Moines | Iowa | 50266 | — |
| Research Site | Overland Park | Kansas | 66210 | — |
| Research Site | Georgetown | Kentucky | 40324 | — |
| Research Site | Lexington | Kentucky | 40503 | — |
| Research Site | Lexington | Kentucky | 40509 | — |
| Research Site | Louisville | Kentucky | 40215 | — |
| Research Site | New Orleans | Louisiana | 70112 | — |
| Research Site | New Orleans | Louisiana | 70127 | — |
| Research Site | Shreveport | Louisiana | 71106 | — |
| Research Site | Bangor | Maine | 04401 | — |
| Research Site | Rockville | Maryland | 20850 | — |
| Research Site | Rockville | Maryland | 20852 | — |
| Research Site | Silver Spring | Maryland | 20902 | — |
| Research Site | Burlington | Massachusetts | 01805 | — |
| Research Site | North Dartmouth | Massachusetts | 02747 | — |
| Research Site | Ann Arbor | Michigan | 48106 | — |
| Research Site | Ann Arbor | Michigan | 48109 | — |
| Research Site | Clinton Township | Michigan | 48038 | — |
| Research Site | Detroit | Michigan | 48202 | — |
| Research Site | Hamtramck | Michigan | 48211 | — |
| Research Site | Wyoming | Michigan | 49519 | — |
| Research Site | Maplewood | Minnesota | 55109 | — |
| Research Site | Minneapolis | Minnesota | 55455 | — |
| Research Site | Plymouth | Minnesota | 55402 | — |
| Research Site | Rochester | Minnesota | 55905 | — |
| Research Site | St Louis | Missouri | 63110 | — |
| Research Site | Lincoln | Nebraska | 68505 | — |
| Research Site | Omaha | Nebraska | 68105 | — |
| Research Site | Omaha | Nebraska | 68114 | — |
| Research Site | Omaha | Nebraska | 68124 | — |
| Research Site | Las Vegas | Nevada | 89106 | — |
| Research Site | Brick | New Jersey | 08724 | — |
| Research Site | Marlton | New Jersey | 08053 | — |
| Research Site | New Brunswick | New Jersey | 08901 | — |
| Research Site | North Bergen | New Jersey | 07047 | — |
| Research Site | Northfield | New Jersey | 08225 | — |
| Research Site | Toms River | New Jersey | 08755 | — |
| Research Site | Verona | New Jersey | 07044 | — |
| Research Site | Albuquerque | New Mexico | 87109 | — |
| Research Site | Bayside | New York | 11361 | — |
| Research Site | Brooklyn | New York | 11230 | — |
| Research Site | Brooklyn | New York | 11236 | — |
| Research Site | Corning | New York | 14830 | — |
| Research Site | Great Neck | New York | 11023 | — |
| Research Site | Jamaica | New York | 11418 | — |
| Research Site | Mineola | New York | 11501 | — |
| Research Site | New Hyde Park | New York | 11042 | — |
| Research Site | New Paltz | New York | 12561 | — |
| Research Site | New York | New York | 10022 | — |
| Research Site | Rochester | New York | 14621 | — |
| Research Site | Rochester | New York | 14642 | — |
| Research Site | Rockville Centre | New York | 11570 | — |
| Research Site | Staten Island | New York | 10305 | — |
| Research Site | The Bronx | New York | 10458 | — |
| Research Site | The Bronx | New York | 10459 | — |
| Research Site | The Bronx | New York | 10461 | — |
| Research Site | The Bronx | New York | 10465 | — |
| Research Site | Valhalla | New York | 10595 | — |
| Research Site | Asheville | North Carolina | 28801 | — |
| Research Site | Chapel Hill | North Carolina | 27599 | — |
| Research Site | Charlotte | North Carolina | 28204 | — |
| Research Site | Charlotte | North Carolina | 28277 | — |
| Research Site | Durham | North Carolina | 27701 | — |
| Research Site | Fayetteville | North Carolina | 28304 | — |
| Research Site | Greenville | North Carolina | 27834 | — |
| Research Site | Winston-Salem | North Carolina | 27157 | — |
| Research Site | Fargo | North Dakota | 58104 | — |
| Research Site | Toledo | Ohio | 43617 | — |
| Research Site | Oklahoma City | Oklahoma | 73120 | — |
| Research Site | Oklahoma City | Oklahoma | 73131 | — |
| Research Site | Corvallis | Oregon | 97330 | — |
| Research Site | Portland | Oregon | 97220 | — |
| Research Site | Portland | Oregon | 97225 | — |
| Research Site | Altoona | Pennsylvania | 16601 | — |
| Research Site | Blue Bell | Pennsylvania | 19422 | — |
| Research Site | DuBois | Pennsylvania | 15801 | — |
| Research Site | Harrisburg | Pennsylvania | 17109 | — |
| Research Site | Philadelphia | Pennsylvania | 19107 | — |
| Research Site | Pittsburgh | Pennsylvania | 15241 | — |
| Research Site | Sayre | Pennsylvania | 18840 | — |
| Research Site | Yardley | Pennsylvania | 19067 | — |
| Research Site | Lincoln | Rhode Island | 02865 | — |
| Research Site | Clinton | South Carolina | 29325 | — |
| Research Site | Greenville | South Carolina | 29607 | — |
| Research Site | Mt. Pleasant | South Carolina | 29464 | — |
| Research Site | North Charleston | South Carolina | 29420 | — |
| Research Site | Rock Hill | South Carolina | 29732 | — |
| Research Site | Franklin | Tennessee | 37064 | — |
| Research Site | Hendersonville | Tennessee | 37075 | — |
| Research Site | Aransas Pass | Texas | 78336 | — |
| Research Site | Beaumont | Texas | 77702 | — |
| Research Site | Dallas | Texas | 75246 | — |
| Research Site | Denison | Texas | 75020 | — |
| Research Site | Duncanville | Texas | 75116 | — |
| Research Site | Fort Worth | Texas | 76107 | — |
| Research Site | Houston | Texas | 77030 | — |
| Research Site | Houston | Texas | 77043 | — |
| Research Site | Houston | Texas | 77079 | — |
| Research Site | Katy | Texas | 77450 | — |
| Research Site | Kingwood | Texas | 77339 | — |
| Research Site | Live Oak | Texas | 78233 | — |
| Research Site | McKinney | Texas | 75069 | — |
| Research Site | San Antonio | Texas | 78251 | — |
| Research Site | Sugar Land | Texas | 77478 | — |
| Research Site | Murray | Utah | 84107 | — |
| Research Site | Salt Lake City | Utah | 84132 | — |
| Research Site | Lynchburg | Virginia | 24501 | — |
| Research Site | Newport News | Virginia | 23606 | — |
| Research Site | Norfolk | Virginia | 23507 | — |
| Research Site | Richmond | Virginia | 23229 | — |
| Research Site | Richmond | Virginia | 23235 | — |
| Research Site | Richmond | Virginia | 23298 | — |
| Research Site | Tacoma | Washington | 98405 | — |
| Research Site | Vancouver | Washington | 98664 | — |
| Research Site | Charleston | West Virginia | 25304 | — |
| Research Site | Greenfield | Wisconsin | 53228 | — |
| Research Site | Madison | Wisconsin | 53792-9988 | — |
| Research Site | Onalaska | Wisconsin | 54650 | — |
| Research Site | Wausau | Wisconsin | 54401 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
Non-U.S. locations
This page focuses on the U.S. directory. The official record also lists 1 non-U.S. site.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT03373045, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Sep 23, 2025 · Synced May 7, 2026
Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.
Open the official record
The complete protocol, eligibility criteria, and contact information for NCT03373045 live on ClinicalTrials.gov.