Table 3.

Interaction between BP use and dental risk factors^*

	OR of ONJ among No BP use				OR of ONJ among Only oral BP use				OR of ONJ among IV BP use (+-oral)
	OR	95%	CI	p- value	OR	95%	CI	p- value	OR	95%	CI	p- value
Brushing	0.54	0.05	5.60	0.61					2.37	0.10	58.04	0.60
Flossing	1.41	0.42	4.75	0.58	2.35	0.55	10.04	0.25
Rinsing	0.71	0.11	4.76	0.72	0.66	0.11	4.05	0.65	0.68	0.04	13.17	0.80
Perio disease	2.24	0.50	9.96	0.29	0.98	0.08	12.42	0.99	0.12	0.00	12.88	0.38
Gingivitis	0.39	0.10	1.55	0.18	0.52	0.14	1.91	0.33
Suppuration	7.43	1.71	32.28	0.01	9.21	0.92	92.01	0.06
Endodontic problems	1.63	0.47	5.70	0.44	0.59	0.14	2.48	0.47	43.47	0.00	>999.9	0.43
Caries	0.72	0.15	3.48	0.69	0.74	0.14	4.00	0.73
Extraction (matched region)	2.84	0.73	11.06	0.13	12.65	1.69	94.49	0.01
Perio surgery (matched region)					-				-
Endodontic treatment (matched region)	1.13	0.20	6.49	0.89	1.37	0.17	11.11	0.77
Implants (matched region)					21.78	0.00	>999.9	0.51

^*adjusted for significant main effects: , radiation to the head and neck