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Table 1 Characteristics of included studies on acute kidney injury in burn patients

From: Acute kidney injury in burn patients admitted to the intensive care unit: a systematic review and meta-analysis

First author, publication year

Population studieda

Consecutive sampling

AKI criteria

Criteria adherence

Study design

Follow-up time AKIb

N, AKI/total

Lopes JA, 2007

Adults, severe

No

RIFLE

Original

PCS

10 days

n.a.

Coca SG, 2007

Adults, > 10%

Yes

RIFLE

Modifiedc

RCS

Hospital

81/304

Steinvall I, 2008

Adults, > 20%

Yes

RIFLE

Original

PCS

Hospital

31/127

Mariano F, 2008

Adults, severe

No

RIFLE

Unknown

PCS

19 days

n.a.

Palimeri T, 2009

Children, > 10%

Yes

RIFLE

Modifiedd

RCS

Hospital

56/123

Palimeri T, 2010

Adults, > 20%

Yes

RIFLE

Original

RCS

Intensive

32/60

Mosier MJ, 2010

Adults, > 20%

No

RIFLE

Modifiede

RCS

24 h

n.a.

Schneider DF, 2012

Adults, > 20%

No

RIFLE

Modifiede

RCS

48 h

n.a.

Chung KK, 2012

Adults, unknown

Yes

AKIN

Modifiedc

RCS

Hospital

656/1973

Hu JY, 2012

Adults, > 30%

Yes

RIFLE

Original

RCS

Hospital

151/396

Stewart IJ, 2013

Adults, burn ICU

No

AKIN

Modifiedc

RCS

Hospital

n.a.

Hong DY, 2013

Adults, > 20%

Yes

RIFLE

Original

PCS

Hospital

11/45

Yang HT, 2014

Adults, > 20%

Yes

RIFLE

Modifiede

PCS

5 days

31/66

Yavuz S, 2014

Children, > 10%

No

RIFLE

Original

PCS

48 h

n.a.

Noshad H, 2014

Adults, unknown

No

RIFLE

Unknown

PCS

Unknown

n.a.

Howell E, 2015

Adults, > 20%

No

RIFLE

Modifiede

PCS

48 h

n.a.

Sen S, 2015

Adults, > 20%

No

RIFLE

Modifiedf

PCS

7 days

n.a.

Ren H, 2015

Adults,> 10%

No

KDIGO

Modifiede,g

PCS

48 h

n.a.

Liang I, 2015

Adults, > 40%

No

RIFLE

Modifiede

PCS

2 days

n.a.

Yim H, 2015

Adults, major

Yes

AKIN

Original

PCS

28 days

40/97

Kym D, 2015

Adults, > 20%

Yes

RIFLE

Original

PCS

Intensive

48/85

Queiroz LF, 2016

Adults, burn ICU

Yes

KDIGO

Modifiedc

RCS

Intensive

77/293

Rakkolainen I, 2016

Adults, > 15%

Yes

AKIN

Modifiedc

PCS

Intensive

9/19

Sanches-Sanches M, 2016

Adults, > 15%

No

AKIN

Original

PCS

Intensive

n.a.

Kuo G, 2016

Adults, severe

Yes

KDIGO

Modifiede

RCS

3 days

52/145

Hundeshagen G, 2017

Mix, burn centre

Yes

KDIGO

Modifiedc

RCS

7 days

88/718

Kumar AB, 2017

Adults, > 20%

No

AKIN

Modifiedc

RCS

5 days

n.a.

Kimmel LA, 2018

Adults, > 10%

Yes

RIFLE

Modifiedc

RCS

Unknown

60/267

Chun W, 2018

Adults, > 20%

Yes

AKIN

Original

PCS

28 days

32/76

Depret F, 2018

Adults, > 20%

Yes

KDIGO

Original

PCS

Hospital

55/87

Talizin TB, 2018

Adults, > 20%

No

KDIGO

Modifiedc

PCS

7 days

n.a.

Kim HY, 2019

Adults, surgery

No

KDIGO

Modifiedc

RCS

7 days

n.a.

Clark AT, 2019

Adults, burn ICU

Yes

KDIGO

Modifiedc

RCS

Hospital

601/1040

  1. AKI acute kidney injury, N number, RIFLE Risk, Injury, Failure, Loss of kidney function, and End-stage kidney disease, AKIN Acute Kidney Injury Network, KDIGO Kidney Disease: Improving Global Outcomes, PCS prospective cohort study, RCS retrospective cohort study, ICU intensive care unit, n.a not applicable
  2. aNumbers are percent burn injury of Total Body Surface Area
  3. bNumbers are minimal follow-up time for AKI
  4. cStudy used only creatinine criteria and not urine output criteria
  5. dStudy used paediatric version of criteria
  6. eStudy used shorter follow-up time than the criteria
  7. fStudy only used injury and failure according to RIFLE criteria
  8. gStudy only used serum creatinine increase ≥ 26.5 μmol/L within 48 h