Should ambulatory appendectomy become the standard treatment for acute appendicitis?

Table 4 ‘Ambulatory’ series for acute appendicitis reported in the literature

Author	Year	Indications		Contraindications^b	Treated by AS		Re-consult	Re-hosp
Author	Year	(ITT)	N1	for AS	N2	(N2/N1%)	Re-consult	Re-hosp
Studies on patients with UAA and CAA
This study	2017	AA	185	Severe^a AA	109	59%	11.9%^d	4.6%^d
Aubry et al.	2017	AA	194	CAA, ASA ≥ 3, age < 15	89	46%		2%^c
Grelpois et al.	2016	AA age < 18 ASA < 3	240	CAA	76	32%	13%^d	4%^d
LeFrancois et al.	2014	AA	184	CAA	37	20%	5%^d	3%^d
Sabbagh et al.	2012	AA	123	CAA, age < 18	22	18%	3.1%^d	3.1%^d
Dubois et al.	2010	AA	161	CAA, diabetes or immune disorder, age < 16 or > 65	72	45%	11.1%^d
Studies on patient with UAA only
Scott et al.	2016	UAA age < 18	12,703	CAA	6710	53%		2.2%^d
Frazee et al.	2016	UAA	563	CAA, age < 17	484	86%		1.2%^d
Frazee et al.	2014	UAA	345	CAA, age < 17	305	88%		1%^d
Cash et al.	2012	UAA	153	CAA, age < 18	99	65%		0%^c

Abbreviations: AA acute appendicitis, UAA uncomplicated acute appendicitis, CAA complicated acute appendicitis [including perforated/gangrenous appendicitis or abscess], ITT intention to treat population, ASA American Society of Anesthesiologists score, SA Saint-Antoine score, AS ambulatory surgery, IAAS International Association for Ambulatory Surgery, LOS length of stay [from admission]
^aSevere infections, anaphylaxis, generalized peritonitis, and excessive pain
^bAll studies considered the following characteristics as contraindications: history of abdominal surgery, patient’s refusal, home > 1 h away, living alone, severe pre-op comorbidities
^cOf patients admitted for AS
^dOf patients treated by AS

ISSN: 1749-7922