Table II.

Comparison of OHI-S, DMFT, CPITN, and RPB indices between groups

Variables		Patients with BRONJ (n = 29)	Patients without BRONJ (n = 52)	Value of p	Statistics
OHI(S)	Mean	1.94	1.32	0.065	t-test
	95% CI	1.18, 2.7	1.05, 1.59
DMFT	Mean	26.85	22.87	0.05	Mann-Whitney rank sum test
	95% CI	23.89, 29.8	21.14, 24.6
CPITN [% of sextants]	0	21.05	42.51	0.113	χ2-test
	1	13.16	7.29.	0.420	χ2-test
	2	0	15.38	0.033	χ2-test
	3	65.79	28.34	0.036	χ2-test
	4	0	6.48
Residual periodontal bone [%]	Mean	73.1	80.51	0.001	Mann-Whitney rank sum test
	95% CI	69.8, 76.38	78.11, 82.92