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Table 1 Characteristics of 1639 patients suffering an in-hospital cardiac arrest during 2007–2017 in Karolinska University Hospital

From: Survival of in-hospital cardiac arrest in men and women in a large Swedish cohort

 

Women Number (%) 650 (100)

Men Number (%) 989 (100)

P-value*

Age category

< 0.01

 18–50

50 (8)

101 (10)

 

 51–60

84 (13)

117 (12)

 

 61–70

131 (20)

271 (27)

 

 71–80

192 (30)

288 (29)

 

 ≥ 81

193 (30)

212 (21)

 

Charlson co-morbidity index

0.64

 None 0 points

222 (34)

346 (35)

 

 Low 1–2 points

226 (35)

331 (33)

 

 Moderate 3–5 points

152 (23)

220 (22)

 

 High 6–8 points

50 (8)

92 (9)

 

National Early Warning Score 2015–2017**

240 (100)

207 (100)

0.10

 Low 0-4points

97 (40)

66 (32)

 

 Medium 5–6 points or a single 3 point

46 (19)

50 (24)

 

 High, at least 7 points

44 (18)

31 (15)

 

 Missing

53 (22)

60 (29)

 

Place of cardiac arrest

0.09

 Patient ward

261 (40)

401 (41)

 

 High Dependency Unit

163 (25)

234 (24)

 

 Intensive care unit

57 (9)

105 (11)

 

 Operating/procedure rooms

11 (2)

19 (2)

 

 Angio cath lab

38 (6)

86 (9)

 

 Emergency Department

66 (10)

89 (9)

 

 Others incl. x-ray department

54 (8)

55 (6)

 

ECG- surveillance

0.01

 Yes

299 (46)

509 (51)

 

 No

343 (53)

453 (46)

 

 Missing

8 (1)

27 (3)

 

Witnessed cardiac arrest

0.20

 Yes

522 (80)

766 (72)

 

 No

119 (18)

206 (21)

 

 Missing

9 (1)

17 (2)

 

First documented heart rhythm

< 0.01

 VT/VF

105 (16)

241 (24)

 

 PEA/asystole

422 (65)

623 (63)

 

 Missing

123 (19)

125 (13)

 

CRP duration (minutes)

 All, Median (IQR)

8 (2–18)

6 (2–16)

0.14

 ROSC

5 (2–11)

5 (2–12)

 

 No ROSC

22 (14–35)

20 (12–30)

 

ROS

0.09

 Yes

350 (54)

490 (50)

 

Decision to withdraw/withhold life-sustainable treatments among those having ROSC 2015–2017

 Yes

25 (17)

22 (17)

 

Hypothermia/Target Temperature Management

 Yes

27 (8***)

66 (13***)

0.11

  1. *P-values were assessed with Chi2-test regarding differences between women and men
  2. ** NEWS was only available during the years 2015–2017
  3. € Information only available for IHCA during the years 2015–2017, i.e. out of 240 women and 207 men having an IHCA, 150 (63%) and 124 (60%) had ROSC, respectively. Percentage 25/150 and 22/124 respectively
  4. *** Percentage = number with treatment/number with ROSC