Table 1

‚ÄÉHypotension by procedural groups

Procedural groupNo of cases of hypotension
General surgery101
Orthopaedics74
Vascular surgery43
Urology34
Cardiothoracic surgery31
Otorhinology28
Neurosurgery22
Gynaecology22
Ophthalmology21
Plastic surgery18
Obstetrics14
Dental surgery8
Cardioversion3
Diagnostic procedure3
Pain management3
Electroconvulsive therapy1
Other2
Not specified10
Total438