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Tuberculosis (TB) control remains a public health challenge. Many people in the UK do not have a general practitioner (GP) registration and their only interaction with the NHS is via Accident and Emergency (A&E) Departments of hospitals. This is often the case for those in hard to reach groups, who are also those often at highest risk of TB. This study seeks to assess whether A&E Departments are effective sites for the identification and onward management of TB, both in its latent and active forms.
This proposal is focused upon early diagnosis, referral and treatment of active tuberculosis, which has two key components: 1) ensuring optimal outcome for individuals; 2) contributing to disease control in public health terms by preventing further spread.
A&E Departments are an important point of testing and referral for the client group that constitute those at greatest risk, as for many this will be their only interaction with the health service. Currently, A&E Departments contribute about 20% of those diagnosed with TB. The majority of these individuals are most likely to have presented with symptoms indicative of disease, compared to those attending for other reasons who would have been unlikely to have been tested or referred.
This study will seek to evaluate specific measures currently being undertaken by Public Health England and the NHS to control TB as well as investigate whether case finding for active TB in A&E departments would improve TB control. The economic impact of these interventions will be evaluated, providing a measure of its value for money.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| high risk TB individuals attending A&E Departments | Assessment against inclusion/exclusion criteria in terms of risk of TB. If eligible, assessment and testing as appropriate for active or latent TB |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| venepuncture, sputum collection, xray | Procedure | venepuncture, sputum collection, xray |
|
| Measure | Description | Time Frame |
|---|---|---|
| xray diagnosis of active TB | clinical signs and symptoms on xray | 1 year |
| Measure | Description | Time Frame |
|---|---|---|
| diagnosis of latent TB | positive blood test result by interferon gamma release assay (IGRA) in line with the manufacturer instructons for the test | 1 year |
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Inclusion Criteria:
Exclusion Criteria:
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Individuals at high risk of TB
| Name | Role | Phone | Extension | |
|---|---|---|---|---|
| Vanessa Hack | Contact | v.hack@ucl.ac.uk | ||
| Ibrahim Abubakar, PhD | Contact | i.abubakar@ucl.ac.uk |
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Barts NHS Trust | London | London | Ha73qx | United Kingdom |
| PubMed Identifier | Type | Citation | Retractions |
|---|---|---|---|
| 33737408 | Derived | Gupta RK, Lule SA, Krutikov M, Gosce L, Green N, Southern J, Imran A, Aldridge RW, Kunst H, Lipman M, Lynn W, Burgess H, Rahman A, Menezes D, Rahman A, Tiberi S, White PJ, Abubakar I. Screening for tuberculosis among high-risk groups attending London emergency departments: a prospective observational study. Eur Respir J. 2021 Jun 24;57(6):2003831. doi: 10.1183/13993003.03831-2020. Print 2021 Jun. |
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| ID | Term |
|---|---|
| D055985 | Latent Tuberculosis |
| D014376 | Tuberculosis |
| D004630 | Emergencies |
| ID | Term |
|---|---|
| D009164 | Mycobacterium Infections |
| D000193 | Actinomycetales Infections |
| D016908 | Gram-Positive Bacterial Infections |
| D001424 | Bacterial Infections |
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| ID | Term |
|---|---|
| D001800 | Blood Specimen Collection |
| D014965 | X-Rays |
| ID | Term |
|---|---|
| D013048 | Specimen Handling |
| D019411 | Clinical Laboratory Techniques |
| D019937 | Diagnostic Techniques and Procedures |
| D003933 | Diagnosis |
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Retention of residual blood samples after inital testing, with appropriate consent to do so from individuals and ethics committee.
| Ealing Hospital | London | London | NW95EQ | United Kingdom |
|
| West Middlesex Hospital NHS Trust | London | London | United Kingdom |
|
| D001423 | Bacterial Infections and Mycoses |
| D007239 | Infections |
| D000085343 | Latent Infection |
| D020969 | Disease Attributes |
| D010335 | Pathologic Processes |
| D013568 | Pathological Conditions, Signs and Symptoms |
| D011677 | Punctures |
| D013514 | Surgical Procedures, Operative |
| D008919 | Investigative Techniques |
| D060733 | Electromagnetic Radiation |
| D055590 | Electromagnetic Phenomena |
| D060328 | Magnetic Phenomena |
| D055585 | Physical Phenomena |
| D011827 | Radiation |
| D011839 | Radiation, Ionizing |