Evidence map›Paper›PMID 34517050›Full record

ArticleInternational journal of infectious diseases : IJID : official publication of the International Society for Infectious Diseases2021

Stages of pregnancy and HIV affect diagnosis of tuberculosis infection and Mycobacterium tuberculosis (MTB)-induced immune response: Findings from PRACHITi, a cohort study in Pune, India.

Ramesh Bhosale, Mallika Alexander, Prasad Deshpande, Vandana Kulkarni, Nikhil Gupte, Amita Gupta, Jyoti Mathad

Open access · goldAbstract read
In one paragraph

Article in International journal of infectious diseases : IJID : official publication of the International Society for Infectious Diseases, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed
1.4field-weighted citation impact, top 16% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

21 citing papers in PubMed, 26 citations in OpenAlex.

  1. Tuberculosis in Pregnancy: Challenges of Immune Protection.The Journal of infectious diseases · 2026
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  7. Discordance of 3rd and 4th generation QuantiFERON-TB Gold assays by pregnancy stages in India.Journal of clinical tuberculosis and other mycobacterial diseases · 2025
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  8. DiminishedOpen forum infectious diseases · 2025
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  12. Impact ofFrontiers in immunology · 2024
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors at 2 institutions in 2 countries.

Ramesh BhosaleByramjee Jeejeebhoy Government Medical College, Jai Prakash Narayan Rd. Pune, 411001, Maharashtra, India.
Mallika AlexanderByramjee Jeejeebhoy Government Medical College- Johns Hopkins University Clinical Trials Unit, 1st Floor, ENT department, Jai Prakash Narayan Rd. Pune, 411001, Maharashtra, India. Electronic address: mallika.alexander@yahoo.com.
Prasad DeshpandeByramjee Jeejeebhoy Government Medical College- Johns Hopkins University Clinical Trials Unit, 1st Floor, ENT department, Jai Prakash Narayan Rd. Pune, 411001, Maharashtra, India.
Vandana KulkarniByramjee Jeejeebhoy Government Medical College- Johns Hopkins University Clinical Trials Unit, 1st Floor, ENT department, Jai Prakash Narayan Rd. Pune, 411001, Maharashtra, India.
Nikhil GupteByramjee Jeejeebhoy Government Medical College- Johns Hopkins University Clinical Trials Unit, 1st Floor, ENT department, Jai Prakash Narayan Rd. Pune, 411001, Maharashtra, India; Johns Hopkins School of Medicine, 600 N. Wolfe Street, Phipps 540, Baltimore, MD 1287, USA.
Amita GuptaByramjee Jeejeebhoy Government Medical College- Johns Hopkins University Clinical Trials Unit, 1st Floor, ENT department, Jai Prakash Narayan Rd. Pune, 411001, Maharashtra, India; Johns Hopkins School of Medicine, 600 N. Wolfe Street, Phipps 540, Baltimore, MD 1287, USA.
Jyoti MathadByramjee Jeejeebhoy Government Medical College- Johns Hopkins University Clinical Trials Unit, 1st Floor, ENT department, Jai Prakash Narayan Rd. Pune, 411001, Maharashtra, India; Weill Cornell Medical College, 402 E. 67th Street, 2nd floor, New York, NY 10065, USA.
Johns Hopkins University · USB. J. Medical College & Sassoon Hospital · IN

Funding

The Johns Hopkins Baltimore-Washington-India Clinical Trials Unit (BWI CTU)UM1AI069465 · NIAID · JOHNS HOPKINS UNIVERSITY · PI Charles W. Flexner, Amita Gupta · 2012 to 2026
$34.1M
Impact of Immune Changes of Pregnancy on TuberculosisR01HD081929 · NICHD · JOHNS HOPKINS UNIVERSITY · PI GUPTA, AMITA · 2014 to 2017
$1.7M
Effect of pregnancy and HIV on the development of tuberculosisK23AI129854 · NIAID · WEILL MEDICAL COLL OF CORNELL UNIV · PI MATHAD, JYOTI S · 2017 to 2021
$1.0M
NIAID NIH HHS K23 AI129854NIAID NIH HHS UM1 AI069465NICHD NIH HHS R01 HD081929
6 · The paper itself

Abstract

backgroundAccurate tuberculosis infection (TBI) tests are critical for pregnant women, especially those with HIV, who have a high risk of TB disease.

methodsWe enrolled interferon gamma release assay (IGRA)+ pregnant women with and without HIV in a longitudinal study, followed up at delivery and 6 months postpartum. Tuberculin skin test (TST) and IGRA were compared by HIV status at each timepoint.

resultsOf 165 enrolled IGRA+ pregnant women: 35 (21%) had HIV and were on antiretroviral therapy with median CD4 of 476 (IQR 399-586). Compared to antepartum, significantly fewer women remained IGRA+ at delivery [HIV+ n=21/35 (62%, p=0.009); HIV- n=100/130 (77%, p=0.002)] and postpartum [HIV+ n=30/35 (87%, p=0.03); HIV- n=116/130 (89%, p=0.01)]. IGRA/TST discordance was high in pregnant women (HIV+: 51%; HIV-: 25%). Median IFN-γ was lowest for all women at delivery; significantly lower in women with HIV at all timepoints compared to women without HIV. TB incidence was 50/ 1000 person-years and 18/1000 person-years among women with and without HIV respectively.

conclusionsPregnancy affects TBI test results and reduces IFN-γ response to M. tuberculosis stimulation. Despite adequate CD4 counts, women with HIV express less IFN-γ than women without HIV, which may explain the high TB incidence in postpartum women with HIV.

Indexed as

HIV InfectionsLatent TuberculosisMycobacterium tuberculosisTuberculosis, Lymph NodeCohort StudiesFemaleHumansIndiaInterferon-gamma Release TestsLongitudinal StudiesPregnancyTuberculin TestInterferon Gamma (IFN-γ)Interferon Gamma Release Assay (IGRA)pregnancy, Human Immune Deficiency Virus (HIV)Tubercular Infection (TBI)Tuberculin Skin Test (TST)

Identifiers

PMID34517050
PMCPMC8715310
OpenAlexW3200457823

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.