Skip to main content

Advertisement

Table 2 Comparison of type of consent with the condition being studied (N = number of trials. Note some trials used more than one type of consent)

From: Assessment of consent models as an ethical consideration in the conduct of prehospital ambulance randomised controlled clinical trials: a systematic review

Type of Consent Cardiac Arrest (N = 19) STEMI (N = 9) Stroke (N = 7) Airways Issues (N = 3) Pain (N = 3) Other Heart Conditions (N = 2) Low Risk Injury (N = 2) Fractures (N = 2) Falls (N = 2) Pelvic Pain (N = 1) Hypovolaemic Shock (N = 1) Head Injury (N = 1) Sedation(N = 1) Hypoglycaemia (N = 1) Motion Sickness (N = 1) Elderly Patients (N = 1) Total
Waived Consent 13 1 2 1 2 1 1 1 22
Informed Consent 7 5 1 1 2 1 1 1 19
Delayed Consent 4 2 1 1 8
Relative Proxy 3 1 4 1 1 1 11
Paramedic Proxy 2 2
Consent for Follow Up 5 3 1 1 10
Verbal Consent 2 1 1 1 5
Retrospective Consent 1 1 2
Paramedic Consented 1 1
Opt Out 1 1