Table 1.

Demographic information about participating health services and clinical settings where medication errors occurred (N = 11,540)

Demographic information of public health service (seven hospitals)
Total number of beds		1500
Number of beds at each hospital		25–650
Number of admissions and presentations annually		500,000
Percentage of patients from non-English backgrounds		22
Key services include: emergency care, general medicine general surgery,, geriatric care, gynaecology, intensive care, medical oncology, mental health, obstetrics, orthopaedic surgery, outpatient care, rehabilitation, paediatrics and rehabilitation
Demographic information of private health service (nine hospitals)
Total number of bed		1550
Number of beds at each hospital		25–700
Number of admissions and presentations annually		240,000
Percentage of patients from non-English backgrounds		15
Key services include: emergency care, general medicine general surgery, gynaecology, intensive care, medical oncology, mental health, orthopaedic surgery, outpatient care, plastic and reconstructive health, rehabilitation, renal dialysis and rehabilitation and urology
Clinical setting	n	%
General medical unit	3233	28.0
Psychiatric unit	1255	10.9
Rehabilitation unit	1175	10.2
Oncology/Haematology unit	858	7.4
Pharmacy department	721	6.2
Emergency department	628	5.4
General surgical unit	607	5.3
Orthopaedics unit	442	3.8
Obstetrics/gynaecology unit	419	3.6
Cardiac/cardiothoracic unit	357	3.1
Renal/nephrology unit	266	2.3
Gastrointestinal unit	203	1.8
Vascular unit	200	1.7
Respiratory unit	171	1.5
Neurology unit	169	1.5
Plastics unit	161	1.4
Intensive care unit	158	1.4
Urology unit	134	1.2
Neurosurgical unit	121	1.0
Paediatric unit	66	0.6
Perioperative department	49	0.4
Outpatients department	48	0.4
Hospital in the Home	47	0.4
Radiology unit	34	0.3
Immunology and rheumatology unit	10	0.09
Short stay unit	6	0.05
Ophthalmology unit	2	0.02