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Table 1 Summary of studies comparing different methods for targeted temperature management (TTM) in adult cardiac arrest patients

From: Effect of different methods of cooling for targeted temperature management on outcome after cardiac arrest: a systematic review and meta-analysis

Author, year [ref]

Study

OHCA/IHCA

Patients

Target temperature

Duration TTM

Mortality

Neurological outcome

TTM method 1 (n), TFD (Y/N)

TTM method 2 (n), TFD (Y/N)

LOE

Look, 2018 [13]

RCT

OHCA

45

32–34 °C

24 h

Hospital discharge

Hospital discharge

Endovascular (23), Y

Blankets (22), Y

Moderate

Glover, 2016 [14]

R*

OHCA

934

33 or 36 °C

24 h

6 months

6 months

Endovascular (240), Y

Surface (694), Y

Low

Deye, 2015 [12]

RCT

OHCA

400

32–34 °C

24 h

3 months

28 days

Endovascular (203), Y

Surface (197), N

High

Oh, 2015 [15]

R

OHCA

803

32–34 °C

24 h

Hospital discharge

Hospital discharge

Endovascular (244), Y

Surface (559), Y

Very low

De Waard, 2015 [23]

R

OHCA

173

32–34 °C

24 h

Hospital discharge

NR

Endovascular (97), Y

Blankets (76), Y

Very low

Pittl, 2013 [24]

RCT

Both

80

32–34 °C

24 h

Hospital discharge

Hospital discharge

Endovascular (39), Y

Blankets (39), Y

Moderate

Tomte, 2011 [17]

R

OHCA

167

32–34 °C

24 h

6 months

6 months

Endovascular (75), Y

Blankets (92), Y

Very low

Flint, 2007 [31]

R

Both

42

32–34 °C

24 h

Hospital discharge

NR

Endovascular (19), Y

Blankets (23), Y

Very low

Sonder, 2018 [16]

P

Both

120

32–34 °C

24 h

Hospital discharge

Hospital discharge

Endovascular (48), Y

Blankets (72), Y

Low

Gillies, 2010 [32]

R

Both

83

32–34 °C

12 to 24 h

Hospital discharge

Hospital discharge

Endovascular (42), Y

Blankets (41), N

Very low

Ferreira, 2009 [28]

R

OHCA

49

32–34 °C

24 h

Hospital discharge

Hospital discharge

Endovascular (24), Y

Surface (25), N

Very low

Flemming, 2006 [30]

R

OHCA

80

32–34 °C

24 h

Hospital discharge

NR

Endovascular (31), Y

Blankets (49), Y

Very low

Rosman, 2016 [25]

R

Both

34

32–34 °C

24 h

ICU discharge

NR

Endovascular (17), Y

Blankets (17), N

Very low

Caulfield, 2011 [27]

P

Both

41

32–34 °C

24 h

Undefined

NR

Endovascular (26), Y

Blankets (15), Y

Low

De Fazio, 2019 [19]

R*

OHCA

352

32–34 °C

24 or 48 h

6 months

6 months

Endovascular (218), Y

Blankets (134), Y

Low

Feuchtl, 2007 [29]

R

OHCA

39

32–34 °C

24 h

Hospital discharge

NR

Endovascular (19), Y

Cold packs (20), N

Very low

Shinada, 2014 [34]

R

Both

51

32–34 °C

24 h

1 month

1 month

Blanket (40), Y

Blankets (11), Y

Very low

Rana, 2011 [35]

P

OHCA

46

32–34 °C

24 h

Hospital discharge

NR

Blanket (28), N

Cold fluids + packs (18), N

Low

Heard, 2010 [33]

RCT

OHCA

64

32–34 °C

24 h

Undefined

3 months

Blanket (34), Y

Blankets (30), N

High

De Waard, 2013 [36]

P**

Both

115

32–34 °C

24 h

ICU discharge

NR

Peritoneal lavage (16), Y

Blankets (99), Y

Very low

Kim, 2018 [26]

R

Both

4246

32–34 °C

24 h

Hospital discharge

Hospital discharge

Endovascular (376), Y

Intra-cavitary (377), N

Blankets (2107), Y

Blankets, pads, packs (1386), N

Very low

Forkmann, 2015 [37]

P

OHCA

63

32–34 °C

24 h

30-day

NR

Endovascular (40), Y

Blankets (23), N

Low

  1. P prospective, R retrospective, RCT randomized clinical trial, IHCA in-hospital cardiac arrest, OHCA out-of-hospital cardiac arrest, TTM targeted temperature management, NR not reported, LOE level of evidence, TFD temperature feedback device, Y yes, N no
  2. *Post hoc analysis of RCT
  3. **Versus historical controls