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Table 1 Baseline characteristics of patients without/with cardiac output monitoring and with central venous catheter

From: Variation in haemodynamic monitoring for major surgery in European nations: secondary analysis of the EuSOS dataset

 

All

Without cardiac output monitoring

With cardiac output monitoring

p*

With central venous catheter

Age

   

<0.01

 

Mean (SD)

61.7 (16.5)

61.4 (16.6)

63.6 (15.2)

 

62.9 (15.0)

Gender

   

<0.01

 

 Male

6290 (51.7 %)

5706 (90.7 %)

584 (9.3 %)

 

935 (14.9 %)

 Female

5878 (48.3 %)

5048 (85.9 %)

830 (14.1 %)

 

1407 (23.9 %)

Current smoker

2329 (19.3 %)

2041 (19.1 %)

288 (20.5 %)

0.20

527 (22.7 %)

ASA Score

   

<0.01

 

 I and II

7400 (60.8 %)

6793 (91.4 %)

643 (8.6 %)

 

874 (11.8 %)

 III, IV and V

4736 (39.0 %)

3978 (84.0 %)

768 (16.2 %)

 

1463 (30.9 %)

Urgency of surgery

   

<0.01

 

 Elective

9132 (75.1 %)

8142 (89.2 %)

990 (10.8 %)

 

1514 (16.6 %)

 Urgent

2161 (17.8 %)

1909 (88.3 %)

252 (11.7 %)

 

480 (22.2 %)

 Emergency

875 (7.2 %)

702 (80.2 %)

173 (19.8 %)

 

349 (39.9 %)

Surgical speciality

   

<0.01

 

 Orthopaedic

3984 (32.8 %)

3800 (95.4 %)

184 (4.6 %)

 

175 (4.4 %)

 Breast

350 (2.9 %)

331 (94.6 %)

19 (5.4 %)

 

32 (9.2 %)

 Gynaecology

1051 (8.7 %)

1005 (95.6 %)

46 (4.4 %)

 

70 (6.7 %)

 Vascular

807 (6.7 %)

633 (78.4 %)

174 (21.6 %)

 

267 (33.3 %)

 Gastrointestinal

2717 (22.3 %)

2144 (78.9 %)

573 (21.1 %)

 

971 (35.7 %)

 Hepato-biliary

510 (4.2 %)

370 (72.6 %)

140 (27.5 %)

 

299 (58.6 %)

 Plastic or cutaneous

192 (1.6 %)

188 (97.9 %)

4 (2.1 %)

 

22 (11.5 %)

 Urology and kidney

1219 (10.0 %)

1073 (87.1 %)

146 (12.9 %)

 

266 (28.2 %)

 Head and neck

684 (5.6 %)

638 (93.3 %)

46 (6.7 %)

 

64 (9.4 %)

 Other

622 (5.1)

542 (87.1 %)

80 (12.9 %)

 

167 (26.9 %)

Co-morbid disorder

     

 No co-morbid disorder

6679 (54.9 %)

6095 (91.2 %)

584 (8.7 %)

<0.01

918 (13.7 %)

 Cirrhosis

186 (1.5 %)

126 (67.7 %)

60 (32.3 %)

<0.01

97 (52.2 %)

 Congestive heart failure

646 (5.3 %)

519 (80.3 %)

127 (19.7 %)

<0.01

196 (30.3 %)

 COPD

1590 (13.1 %)

1352 (85.0 %)

238 (15.0 %)

<0.01

388 (24.4 %)

 Coronary artery disease

1999 (16.5 %)

1685 (84.3 %)

314 (15.7 %)

<0.01

460 (23.1 %)

 NIDDM

1119 (9.2 %)

973 (87.0 %)

146 (13.1 %)

0.12

245 (21.9 %)

 Metastatic cancer

1014 (8.4 %)

815 (80.4 %)

199 (19.6 %)

<0.01

421 (41.5 %)

 Stroke

719 (5.9 %)

601 (83.6 %)

118 (16.4 %)

<0.01

172 (23.9 %)

Hospital statistics

     

 Length of hospital stay (mean, SD)

8.9 (9.4)

8.5 (9.3)

12.4 (12.0)

<0.01

15.0 (12.9)

 ICU admission

2534 (20.8 %)

1900 (17.7 %)

634 (44.8 %)

<0.01

1445 (61.7 %)

 Mortality

667 (5.5 %)

535 (5.0 %)

142 (10.0 %)

<0.01

287 (12.2 %)

Total

12 170

10,754 (88.4 %)

1416 (11.6 %)

 

2343 (19.3 %)

  1. Data presented as mean (SD) or n (%)
  2. ASA American Society of Anesthesiologists, ICU intensive care unit, NIDDM non-insulin-dependent diabetes mellitus, COPD chronic obstructive pulmonary disease
  3. *p value describes comparison of the patient groups with and without cardiac output monitoring