Risk factors for pressure ulcers from the use of a pelvic positioner in hip surgery: a retrospective observational cohort study in 229 patients

Table 1 The frequency of IAPUs in each department

	Operation under GA	Number of IAPUs	Percentage (%)
All department	9087	17	0.19
Department of Orthopedic surgery	1810	8	0.44
Department of Neurosurgery	618	6	0.97
Department of Otorhinolaryngology	775	1	0.13
Department of Thoracic and cardiovascular surgery	1377	2	0.15
Other departments	4057	0
Department of Orthopedic surgery	1810	8	0.44
Hip surgery with lateral decubitus position stabilized by a pelvic positioner	265	7	2.64
Spine surgery with prone position	432	1	0.23
Other procedures	1113	0

ISSN: 1754-9493