Skip to main content

Table 2 Characteristics of the patients, included in this analysis of the ROUTiNE study

From: Between-centre differences in care for in-hospital cardiac arrest: a prospective cohort study

Characteristic

Total number of patients

Survivors (N = 230)

Non-survivors (N = 471)

Pre-arrest

Age (median [IQR])

701

67 [56, 73]

70 [62, 77]

Female (%)

701

83 (36.1)

165 (35.0)

Charlson comorbidity score (median [IQR])*

701

1 [0, 2]

2 [0, 3]

Pre-arrest CPC (%)

676

  

 0—asymptomatic

 

192 (85.3)

334 (74.1)

 1—Good cerebral performance

 

26 (11.6)

72 (16.0)

 2—Moderate cerebral disability

 

3 (1.3)

32 (7.1)

 3—Several cerebral disability

 

4 (1.8)

12 (2.7)

 4—coma or vegetative state

 

0 (0.0)

1 (0.2)

Pre-arrest MRS (%)

674

  

 0—asymptomatic

 

104 (46.6)

148 (32.8)

 1—No significant disability

 

73 (32.7)

155 (34.4)

 2—Slight disability

 

22 (9.9)

67 (14.9)

 3—moderate disability

 

19 (8.5)

64 (14.2)

 4—Moderately severe disability

 

3 (1.3)

14 (3.1)

 5—severe disability

 

2 (0.9)

3 (0.7)

Any RRS score registered 24 before arrest (%)

701

51 (23.4)

179 (38.0)

Type of RRS score

234

  

 EWS

 

20 (36.4)

69 (38.5)

 MEWS

 

13 (23.6)

50 (27.9)

 NEWS

 

3 (5.5)

9 (5.0)

 Own system

 

10 (18.2)

29 (16.2)

 Not specified

 

9 (16.4)

22 (12.3)

Trauma (%)

694

6 (2.6)

14 (3.0)

Sepsis (%)

691

19 (8.3)

65 (14.1)

Reversible diagnosis of arrest (%)

689

  

 Hypoxia

 

70 (31.0)

173 (37.4)

 Hypovolemia

 

37 (16.4)

83 (17.9)

 Hypothermia

 

0 (0.0)

0 (0.0)

 Hypo-/Hyperkalemia/metabolic

 

8 (3.5)

22 (4.8)

 Tamponade

 

8 (3.5)

25 (5.4)

 Thrombo-embolic

 

86 (38.1)

145 (31.3)

 Toxines

 

15 (6.6)

11 (2.4)

 Tension pneumothorax

 

2 (0.9)

4 (0.9)

Hypotension before the arrest** (%)

649

  

 Yes

 

32 (15.0)

69 (15.8)

 Yes, with vasopressors

 

8 (3.8)

32 (7.3)

 No

 

173 (81.2)

335 (76.8)

Location (%)

701

  

 Ward

 

77 (33.5)

240 (51.0)

 Emergency department

 

26 (11.3)

44 (9.3)

 Intensive care unit

 

40 (17.4)

65 (13.8)

 Cardac care unit

 

28 (12.2)

54 (11.5)

 Interventional radiology theatre

 

15 (6.5)

25 (5.3)

 Operation theatre

 

19 (8.3)

13 (2.8)

 Other

 

8 (3.5)

5 (1.1)

During arrest

Shockable rhythm (%)

701

102 (44.3)

82 (17.4)

Witnessed arrest (%)

701

212 (92.2)

339 (72.0)

Time of day

678

  

 Day (08:00–16:00), (%)

 

68 (30.2)

168 (37.1)

 Evening (16:00–22:00), (%)

 

127 (56.4)

208 (45.9)

 Night (22:00–08:00), (%)

 

30 (13.3)

77 (17.0)

Time to ALS, min (median [IQR])

694

2 [0, 3]

2 [1, 4]

ECMO started during CPR (ECPR)

700

7 (3.1)

15 (3.2)

CPR duration, ROSC

395

5 [2, 10]

10 [5, 20]

CPR Duration, no ROSC

306

–

30 [21, 50]

  1. *See Additional file 1: Table S1
  2. **Not defined, subjectively reported by each registrar