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. 2021 Jan 15;11:1543. doi: 10.1038/s41598-021-81161-3

Table 5.

Most common procedures as observation (< 24 h admission).

Outpatient procedures Intrinsic surgical risk
2015
Excision and destruction procedures on the pharynx, adenoids, and tonsils N/A
Tonsillectomy and adenoidectomy N/A
Endoscopy- procedures on the larynx 1
Bronchoscopy, rigid or flexible 2–3
Myringotomy 1
2016
Excision and destruction procedures on the pharynx, adenoids, and tonsils N/A
Tonsillectomy N/A
Endoscopy-procedures on the larynx 1
Bronchoscopy, rigid or flexible 2–3
Drainage of the middle ear 1
2017
Excision and destruction procedures on the pharynx, adenoids, and tonsils N/A
Tonsillectomy N/A
Endoscopy-procedures on the larynx 1
Bronchoscopy, rigid or flexible 2–3
Endoscopic procedure on trachea and bronchi 1
2018
Excision and destruction procedures on the pharynx, adenoids, and tonsils N/A
Tonsillectomy N/A
Endoscopy procedures on the larynx 1
Bronchoscopy, rigid or flexible 2–3
Tympanostomy 1
2019
Excision and destruction procedures on the pharynx, adenoids, and tonsils N/A
Tonsillectomy N/A
Endoscopy procedures on the larynx 1
Bronchoscopy, rigid or flexible 2–3
Laparoscopic procedures on the stomach 1–2