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Table 1 Baseline characteristics of the studies included in the systematic review and meta-analysis

From: Associations between human leukocyte antigen polymorphisms and hypersensitivity to antiretroviral therapy in patients with human immunodeficiency virus: a meta-analysis

Study

Study design

Publication year

Country

Ethnicity

Definition of hypersensitivity

Cases

Control

Typing method

Mean age (years)

Men/women

Intervention

NOS score

Littera [19]

Cohort

2006

Italy

Sardinian

extensive skin rash, vesicular, bullous or scaling skin lesions or skin manifestations combined with one or more of the following symptoms: fever (> 38oC),myalgia, arthralgia, visceral impairment, liver toxicity.

13

36

PCR-SSP

38.0

30/19

Nevirapine

7

Chantarangsu [20]

Case control

2009

Thailand

Thai

skin-rash (The skin reactions range from mild localized maculopapular rash, with increasing severity, to diffuse maculopapular rashes, and generalized bullous lesions. Severe fatal reactions, Stevens–Johnson syndrome, and toxic epidermal necrolysis were also observed)

147

185

SBT

35.9

157/175

Nevirapine

8

Gao [21]

Cohort

2012

China

Chinese

extensive skin rash,vesicular, bullous skin lesions, or skin manifestations combined with one or more of the following symptoms: fever (> 38 °C) or liver toxicity.

32

71

PCR-SSP

40.3

41/62

Nevirapine

8

Munderi [22]

Cohort

2011

Uganda

Kampala

fever, rash, gastrointestinal and / or constitutional symptoms and less frequently, respiratory symptoms, lethargy or malaise and usually appearing within 6 weeks of initiating abacavir (median onset 11 days)

6

241

high-resolution DNA- based assay methods

NA

NA

Abacavir

6

Mallal [23]

Cohort

2008

19 countries

mixed

fever, rash, constitutional symptoms, gastrointestinal tract symptoms, and respiratory symptoms that become more severe with continued dosing

66

781

DNA-sequence–based typing

42.0

602/245

Abacavir

8

Yuan [24]

Case control

2011

USA

mixed

Severe cutaneous toxicity [grade III or IV categorized by National Institute of Allergy and Infectious Disease Division of AIDS criteria]; symptomatic grade ≥ 3 hepatic transaminase elevation [alanine transaminase or aspartate aminotransferase > 5× upper limit of normal]; or acute hepatic failure

175

587

Illumina BeadArray technology

42.4

459/303

Nevirapine

8

Pavlos [25]

Case control

2017

USA

USA

Severe cutaneous toxicity [grade III or IV categorized by National Institute of Allergy and Infectious Disease Division of AIDS criteria]; symptomatic grade ≥ 3 hepatic transaminase elevation [alanine transaminase or aspartate aminotransferase > 5× upper limit of normal]; or acute hepatic failure

151

413

PCR amplified

> 18

NA

Nevirapine

7

Carr [26]

Cohort

2013

Malawi

Malawian

widespread rash and systemic manifestations such as fever, cough, or abnormal liver function tests

117

155

SBT

NA

NA

Nevirapine

7

Martin [27]

Cohort

2005

Australia

mixed

fever, hepatitis or rash.

14

221

Serological and SBT or PCR-SS

NA

NA

Nevirapine

7

Vitezica [28]

Cohort

2008

France

White

rash. No liver toxicity was boserved.

6

15

PCR-SSP

NA

NA

Nevirapine

6

Umapathy [29]

Case control

2011

India

Indian

fever, hepatitis, skin rash with clinical complications

40

40

serological

NA

NA

Nevirapine

7

Phillips [30]

Cohort

2013

South Africa

mixed

fever, skin rash and/or hepatitis

57

111

SBT

32.0

55/113

Nevirapine

7

Likanonsakul [31]

Case control

2009

Thailand

Thai

rash

39

60

PCR-SSP

38.4

53/46

Nevirapine

7

Keane [32]

Cohort

2014

Australia

mixed

fever, and/or rash and/or hepatitis

19

262

Serological and SBT or PCR-SS

40.3

247/34

Nevirapine

8

Gatanaga [33]

Cohort

2007

Japan

Japanese

extensive skin rash (accompanied by fever > 38 °C in three) and one patient with chronic hepatitis C who developed nevirapine-induced hepatotoxicity with aspartate aminotransferase/ alanine aminotransferase values three times above the baseline

12

29

PCR-SSP

NA

NA

Nevirapine

6

Gozalo [34]

Cohort

2011

France

mixed

either grade 3 or 4 cutaneous toxicity or alanine aminotransferase elevation greater than three times the upper limit of normal and without other causes being identified.

12

60

PCR-SSO

36.0

53/19

Nevirapine

7

Manglani [35]

Cohort

2018

India

Indian

fever, rash, nausea and vomiting

11

89

PCR-SSP

11.0

61/39

Abacavir

7