An Observational Cohort Study on Delayed-Onset Infections after Mandibular Third-Molar Extractions

Table 3

Features of the extracted teeth.

	Extraction without DOI (n = 209)	Extraction with DOI (n = 8)	p value
Stage of root maturation			0.31
1 = germ	21 (10.1)	2 (25.0)
2 = developed more than 1/3 of root	48 (23.1)	2 (25.0)
3 = developed root	139 (66.8)	4 (50.0)
Side			0.72
Right	109 (52.2)	5 (62.5)
Left	100 (47.8)	3 (37.5)
Tilt			0.88
D distoangular	21 (10.1)	1 (12.5)
M mesioangular	109 (52.7)	5 (62.5)
H horizontal	25 (12.1)	1 (12.5)
V vertical	52 (25.1)	1 (12.5)
Type of retention			0.12
1 = total	64 (30.6)	5 (62.5)
2 = partial	103 (49.3)	3 (37.5)
3 = none	42 (20.1)	0

Data are expressed as number (%). Data not available in 1 and 2 extractions.