Comparation of the effectiveness of conventional needle irrigation and photon-induced photoacoustic streaming with sodium hypochorite in the treatment of teeth with apical periodontitis: a randomized clinical trial

Table 4 A multivariate linear regression model identifying influence factors of ATP value after final irrigation in the root canal

	Regression Coefficient	Std. Error	t	P value
(Intercept)	1206.9	131.4	9.182	1.28e-12
Dental arch	225.8	135.2	1.670	0.101
Tooth mobility	402.4	209.4	1.922	0.060
Pre-operative percussion tenderness	418.1	146.6	2.853	0.006
Pre-operative fistula	531.3	151.7	3.502	< 0.001
Final irrigaiton	-978.1	122.2	-8.001	< 0.001

ISSN: 1472-6831