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Table 2 Included randomised controlled studies on targeted temperature management after cardiac arrest

From: Target temperature management following cardiac arrest: a systematic review and Bayesian meta-analysis

Study

Study setting

Years

Inclusion criteria

Number of patients

Intervention group

Control group

Primary outcome

Intervention group

Control group

Deaths/total

Unfavourable neurological outcome/total

Deaths/total

Unfavourable neurological outcome/total

Bernard [42]

Single centre in Melbourne, Australia

1996–1999

OHCA, initial rhythm VF, age > 18 (men) and > 50 (women)

 

TTM at 33 °C for 18 h

No TTM, unclear about fever treatment

Proportion of CPC 1–2 at hospital discharge

22/43

22/43

23/34

25/34

HACA [37]

Multiple centres in Europe

1996–2001

OHCA and some IHCA, shockable rhythm, witnessed, age 18–75

275

TTM at 32–34 °C, for 24 h

No TTM, unclear about fever treatment

Proportion of CPC 1–2 at six months

56/137

61/136

76/138

83/137

Laurent [38]

Single centre in Paris, France

2000–2002

OHCA only, all rhythms, age 18–75

42

TTM at 32–33 °C for 16 h

No TTM, unclear about fever treatment

Survival until six months

15/22

15/22

11/20

11/20

Hachimi-Idrissi [39]

Single centre in Belgium

1999–2002

OHCA only, non-shockable rhythm, age > 18 years

28

TTM at 33 °C for 24 h

No TTM, unclear about fever treatment

Level of s100b

6/14

8/ 14

8/14

11/14

Nielsen [40]

Multiple centres in Europe and Australia

2010–2103

OHCA, all rhythms, age > 18

950

TTM at 33 °C for28h

TTM at 36 °C for 28 h

All-cause mortality until six months

226/473

251/469

220/466

242/464

Lascarrou [41]

Multiple centres in France

2014–2018

OHCA or IHCA, non-shockable rhythm, age > 18

584

TTM at 33 °C for 24 h

TTM at 36.5–37.5 °C

Proportion of CPC 1–2 at 90 days

231/284

255/284

247/297

280/297

Dankiewicz [17]

Multiple centres in Europe, Australia, New Zealand and USA

2017–2020

OHCA, all rhythms, age > 18

1900

TTM at 33 °C for 24 h

TTM, if > 37.8 °C then 37.5 °C

All-cause mortality until six months

465/925

488/881

446/925

479/866

  1. OHCA out-of-hospital cardiac arrest, VF ventricular fibrillation, TTM targeted temperature management, HACA hypothermia after cardiac arrest, IHCA in-hospital cardiac arrest, CPC cerebral performance category