Table 1.

A summary of studies of BOS and psychological morbidity in critical care settings since 2000.

Principle author	Country	Population	Psychological distress
Meynaar et al.7	Netherlands	N = 272 Physicians	4.4% BOS
Colville et al.8	UK	Paediatric critical care N = 120, physicians and nurses	61% one + BOS 18% PTSD
Teixeira et al.9	Portugal	N = 300, physicians & nurses	31% BOS
Czaja et al.10	USA	Paediatric critical care nurses	82% any psychological morbidity 68% one symptom + BOS
Merlani et al.11	Switzerland	N = 3052, physicians & nurses	29% BOS
Verdon et al.12	Switzerland	N = 91, nurses	28% BOS
Mealer et al.13	USA	N = 351 nurses	24% clinical PTSD in ICU nurses
Poncet et al.14	France	N = 2392 nurses	33% BOS
Embracio et al.15	France	N = 978 physicians	46% BOS 25% depression
Coomber et al.16	UK	N = 627 Physicians	30% psychological distress (General Health Questionnaire) 10% depression

BOS: burnout syndrome; ICU: intensive care unit; PTSD: post-traumatic stress disorder.