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Table 1 Participant baseline characteristics

From: Evaluation of pre-hospital use of a valsalva assist device in the emergency treatment of supraventricular tachycardia [EVADE]: a randomised controlled feasibility trial

 

Intervention

Control

Age (mean; median; range)

63; 68; 19–84

62; 62; 20–91

Sex (M:F)

10:7

7:10

Evidence concurrent illness

3

8

Previous symptoms of SVT but not documented or diagnosed

4

1

Previous documented SVT

6

5

Previous ablation therapy

1

0

Ischaemic heart disease

5

3

Diabetes

0

2

Hypertension

4

5

Valvular heart disease

0

1

  1. SVT supraventricular tachycardia