Australian Hospital Statistics 2005-06 provides a thirteenth year in the AIHW's comprehensive annual reporting of statistics on Australia's hospitals. Detailed information is presented on hospital care and hospitals in 2005-06, as are summaries of changes over time and comparisons between public and private hospitals. Included are statistics on admissions to public and private hospitals in 2005-06, covering the age and sex of patients diagnoses, procedures, lengths of stay and waiting times for elective surgery. The publication presents statistics on emergency department presentations to selected public hospitals in 2005-06 covering the age and sex of patients, triage categories, waiting times and duration of care. Also included are statistics on outpatient clinic activity in selected public hospitals in 2005-06. The statistics presented on hospitals include hospital expenditure, revenue and bed numbers, and a range of hospital performance indicators reported using the National Health Performance Framework. This report is a useful resource for health planners, administrators and researchers with an interest in the Australian hospital system.