Table 1

Procedure groups

1Airway suctioning
2Autopsy
3Breaking closed ventilation systems (intentionally or unintentionally)
4Bronchoscopy
5Cardiopulmonary resuscitation
6Chest physiotherapy
7Colonoscopy
8Coughing
9ENT and neurosurgery
10Nitrous oxide (Entonox) administration
11GI endoscopy (not further specified)
12Handling soiled laundry
13High-frequency oscillatory ventilation
14High-flow oxygen therapy
15Intra/extra pulmonary high-frequency oscillation devices
16Intubation and extubation procedures
17Labour and delivery
18Lung function testing
19Manipulation of masks
20Manual ventilation
21Mechanical ventilation
22Mechanical insufflation and exsufflation
23Nasogastric tube insertion
24Nasopharyngeal aspirate
25Nasopharyngeal and oropharyngeal swabbing
26Nasopharyngoscopy or laryngoscopy
27Nebulised or aerosol therapy
28Non-invasive ventilation
29Oral and dental procedures
30Prone positioning
31Sputum induction
32Suction of body fluids (not further specified)
33Supraglottic airways
34Surgery/postmortem procedures with high-speed devices
35Thoracic surgery and procedures
36Toilet use and flushing
37Tracheostomy and tracheostomy procedures
38Upper GI endoscopy
39Vacuum cleaning
  • ENT, ear, nose and throat; GI, gastrointestinal.