. 2019 Dec 3;277(3):863–872. doi: 10.1007/s00405-019-05742-9

Table 5.

Characteristics of deep neck infections in two time periods

	1985–2005	%	2006–2015	%	p value
Patients (n)	293		239
Male	168	57.3	152	63.6	0.142^a
Female	125	42.7	87	36.4	0.142^a
Patients/year/mean	14		24 (15–32)
Age distribution (mean)	38.5		43.3		0.000^b
Age distribution (range)	4.0–91		0.5–92
ICU treatment	61	20.8	58	24.3	0.342^a
HBO treatment	36	12.3	41	17.2	0.112^a
Complications	42	14.3	55	23.0	0.009^a
Comorbidity	51	17.4	103	43.1	0.000^a
Mortality	0	0.0	4	1.7	0.040^c
Etiology
Odontogenic	64	21.8	101	42.3	0.000^a
Prev. dental surgery	32	10.9	16	6.7	0.091^a
Pharyngotonsillar	69	23.5	92	38.5	0.000^a
Unknown	54	18.4	16	6.7	0.000^a
Space infected
Parapharyngeal	114	39	46	19.2	0.000^a
Submandibular	82	28	72	30.1	0.588^a
Retropharyngeal	32	11	30	12.6	0.560^a
Multilocular	-		37	15.5

The significant p values are shown in bold

^aChi-square test

^bOne sample t test

^cFisher’s exact test