Ensuring properly functioning scavenging system

71 (100%)

Use of regional anaesthetic techniques

68 (95.8%)

Use of total intravenous anaesthesia (TIVA)

59 (83.1%)

Use of circle system

52 (73.2%)

Ensuring properly functioning air conditioners in theatres

17 (23.9%)

Use of tight fitting facemask/avoiding use of paediatric Ayres T-piece

12 (16.9%)

Use of low fresh gas flow during anaesthesia

5 (7.0%)