Skip to main content

Table 2 Included studies

From: A systematic review of cost-utility analyses of screening methods in latent tuberculosis infection in high-risk populations

Author/trial ID

Country/region

Description of population

Tests assessed

Abubakar et al. [17]

UK

Migrants, Contacts

1. QFT with 4R

2. QFT with 6H

3. QFT with 3HP

4. TST with 4R

5. TST with 6H

6. TST with 3HP

7. CXR

Al Abri et al. [20]

Oman

Migrants

TST

QFT-GIT

T-SPOT.TB

CXR

Auguste et al. [16]

UK

Migrants, Immunocompromised, Children

TST/INH

TST/RIF

IGRA/INH

IGRA/RIF

SEQ/INH

SEQ/RIF

(SEQ = BC + TST at time of medical examination)

No intervention

Campbell et al. [13]

Canada

Migrants

Base case (no screening or treatment for LTBI)

IGRA/INH

TST/INH

Campbell et al. [14]

Canada

Migrants

Base case (BC): CXR + medical history + symptom screen

BC + TST/INH

BC + TST/RIF

BC + IGRA/INH

BC + IGRA/RIF

SEQ/INH (SEQ = BC + TST at time of medical examination)

SEQ/RIF

Campbell et al.a [15]

Canada (British Columbia)

Migrants

QFT, TST

Capocci et al. [22]

UK

HIV+

NICE Guideline (not in abstract but taken from guideline)

IGRA + TST only if CD4 < 500

BHIVA Guideline (not in abstract but taken from guideline)

IGRA test only if

from sSA: ART < 2 years

from MI: CD4 < 400 and ART < 2 years

from low TB incidence country:CD4 < 350 and ART < 6 months

Capocci et al. [23]

UK

HIV+

NICE Guideline (not in abstract but taken from guideline)

IGRA + TST only if CD4 < 500

BHIVA Guideline (not in abstract but taken from guideline)

IGRA test only if

from sSA: ART < 2 years

from MI: CD4 < 400 and ART < 2 years

from low TB incidence country:CD4 < 350 and ART < 6 months

Capocci et al. [24]

UK

HIV+

Testing all patients

IGRA for all

NICE Guideline

IGRA + TST only if CD4 < 500

BHIVA Guideline

IGRA test only if

from sSA: ART < 2 years

from MI: CD4 < 400 and ART < 2 years

from low TB incidence country:CD4 < 350 and ART < 6 months

Capocci et al. [25]

UK

HIV+

TST, IGRA

Capocci et al. [26]

UK

HIV+

TST, IGRA, CXR

Capocci et al. [27]

UK

HIV+

TST, IGRA, CXR

Eralp et al. [35]

UK

Healthcare workers

TST

IGRA

TST + IGRA

(X-ray used to confirm +ve test result)

Goodell et al. [12]

USA

Migrants

QFT, TSPOT, TST, CXR

Hayama et al. [30]

UK

Contacts

TST alone, IGRA (QFT-GIT or T-SPOT) alone, TST +ve followed by IGRA, TST −ve followed by IGRA

Jo et al. [11]

USA

Migrants

TST, IGRA

Kowada [18]

Japan

Migrants

TST

QFT

T-SPOT

TST/QFT

TST/T-SPOT

CXR

Kowada [19]

Japan

Migrants, HIV+, contacts

TST

QFT

T-SPOT

TST/QFT

TST/T-SPOT

CXR

Kowada [21]

Japan

Healthcare workers

For LTBI: TST, QFT

For active TB: CXR

Kowada [28]

Japan

HIV+

QFT, TST, TST/QFT, CXR

Kowada [29]

Japan

Other (care home residents)

TST

QFT

T-SPOT

CXR

Kowada [31]

Japan

Contacts

IGRA (QFT-GIT or T-SPOT), TST

Kowada [32]

Japan

Immunocompromised

QFR

TSPOT

TST

CXR

Kowada [36]

Japan (assumed)

Healthcare workers

Annual QFT alone vs an initial QFT followed by annual CXR

Kowada [38]

Japan (assumed)

Other (Mental health patients who are smokers)

QFT

T-SPOT

TST

TST followed by QFT

TST followed by T-SPOT

CXR

No screening

Kowada [40]

Japan

Children

QFT

TST

CXR

Laskin et al. [33]

USA

Immunocompromised

TST

IGRA

Questionnaire

Li et al. [39]

Hong Kong

Other (Older people on entry to residential care)

QFT followed by confirmatory CXR and then smear test

Linas et al. [8, 9]

USA

Migrants, contacts, immunocompromised

1. QFT with 4R

2. QFT with 6H

3. QFT with 3HP

4. TST with 4R

5. TST with 6H

6. TST with 3HP

7. CXR

Png et al. [37]

Tertiary care hospital in Singapore

Healthcare workers

QFT

Tasillo et al. [10]

USA

Migrants, HIV+

IGRA

Van der Have et al. [34]

Europe

Immuoncompromised

TST with CXR

TST with CXR followed by QFT