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Table 1 Summary characteristics of 17 observational studies in the review

From: The association of glycemic level and prevalence of tuberculosis: a meta-analysis

Study

Location

Age

Period

Populations

Outcomes

Cohort study

Golub 2019

Korea

Adults

2001–2011

Non-DM (n = 766,231), DM (n = 52,820)

Incident TB, recurrent TB

Lee 2016

Taiwan, China

≥ 30 years

2005–2012

DM (n = 11,260)

Active TB

Leung 2008

China

≥ 65 years

2000–2005

DM (n = 6444)

Active TB

Qiu 2017

China

≥18 years

2004–2014

DM (n = 170,399)

TB

Case-contol study

Khalil 2016

Egypt

All populations

2014–2015

DM (n = 80)

Active TB

Leal 2019

Brazil

≥18 years

2007–2013

DM (n = 135)

TB

Leegaard 2011

Denmark

Adults

1980–2008

Non-DM (n = 5578), DM (n = 297)

Active TB

Marupuru 2017

India

≥40 years

2015–2016

DM (n = 451)

TB

Widjaja 2018

Indonesia

36–86 years

2017–2017

DM (n = 80)

TB

Cross–sectional study

Almeida-Junior 2016

Brazil

≥18 years

2010–2011

DM (n = 80)

TB

Berkowitz 2018

South Africa

Adults

2014–2015

DM (n = 440)

Active TB

Chan 2019

Malaysia

≥ 60 years

2016–2016

DM (n = 4209)

Active TB

Hensel 2016

USA

≥21 years

2013–2014

Non-DM (n = 406), Pre-DM (n = 235), DM (n = 54)

Latent TB

Kumpatla 2013

India

15 years

2012

DM (n = 6967)

TB

Martinez-Aguilar 2015

Mexico

Adults

2006–2007

DM (n = 600)

Latent TB

Sanchez-Jimenez 2018

India

Adults

Not found

DM (n = 50)

Active TB

Webb 2009

South Africa

< 21 years

2006–2007

DM (n = 258)

Active TB

  1. Abbreviation: DM: Diabetes mellitus, TB: Tuberculosis