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Table 1 Summary of epidemiological studies on adverse events during IHT from 1999 to 2007

From: Recommendations for the intra-hospital transport of critically ill patients

Author
(Year)
Type of study N° patients
Site of origin
N° of IHTs Destination procedures Global AE incidence Cardiovascular incidents Respiratory incidents Material incidents Type of ventilation
N° IHT/staff
Doring [10]
(1999)
Prospective 35
ICU
Neurosurgery
35 Diagnostic ICHT = NR
No serious AEs
Ordinary hypotension = 54%
Hypotension <90 mmHg = 2%
Hypoxia n = 10 33% MV = 65%
Doctor n = 1/35
Shirley [18]
(2001)
Retrospective 78
ICU
78 Diagnostic 59% Average BP variation = 17% NR Equipment = 37%
Organisation = 23%
Junior = 42%
Senior = 55%
Lovell [15]
(2001)
Prospective 76
ICU/ED
97 TDM = 83%
Angiography = 11%
ICU + OT = 3%
62%
Death n = 1
Clinical problems = 31%   Equipment + environment = 45% ManV = 97%
Junior = 3%
Senior = 97%
Beckmann [7]
(2004)
Retrospective 176
ICU
191 Therapeutic
Diagnostic
100%
Serious AE = 31%
Death = 2%
Severe hypotension = 3%
CA = 3%
Hypoxia = 11% Equipment = 39%
Organisation = 61%
NR
       Clinical problems = 33%   
Damm [9]
(2004)
Prospective 64
ICU
123 Therapeutic
Diagnostic
54% Hypotension n = 19
Arrhythmia n = 4
CA n = 2
Hypoxia n = 11
Non-adaptation n = 21
Extubation n = 0
MV problem = 21%
O2/elec failure:n = 10
O2 disconnection n = 7
MV = 100%
Junior n = 117
Senior n = 6
Gillmann [12]
(2006)
Prospective
Retrospective
290
ED
290 ICU 22.2%
Hypothermia = 7%
(<35°C n = 20)
6%
VF n = 1, CA/AF n = 1
Asystole n = 1
Hypoxia n = 1 Equipment = 9%
Uncharged batteries = 4.5%
Patient mix-up = 1%
Delay = 38%
MV = 65%
NR
       Clinical problems = 26%   
Lahner [14]
(2007)
Prospective 226
ICU
452 Diagnostic = 70%
Therapeutic
Serious AE = 4.2% Asystole n = 2 Bronchospasm n = 1 Equipment = 10.4% MV = 70%
Junior n = NR
Senior n >90
       Clinical problems = 26.2%   
Papson [16]
(2007)
Prospective 297
ED
339 Therapeutic
Diagnostic
67.9%
Serious AE = 8.9%
ICHT n = 4
Hypotension++ n = 6
CA n = 3
OI n = 4
PNO n = 1
Equipment = 45.9%
Line = 25.8%
Organisation = 2.2%
MV = 72.6%
Junior n = 118
Senior n = 221
  1. AE, adverse event; AF, atrial fibrillation; BP, blood pressure; CA, cardiac arrest; ED, emergency department; ICHT, intracranial hypertension; ICU, intensive care unit; ManV, manual ventilation; MV, mechanical ventilation; NR, not reported; OI, orotracheal intubation; OT, operating theatre; PNO, pneumothorax; TDM, tomodensitometry; VF, ventricular fibrillation.