Prevalence of Maxillary and Mandibular Frenal Attachment and Its Association with Age, Gender, and Oral Hygiene Status in Nepalese Population Seeking Dental Treatment

Table 5

Association of frenal attachment with oral hygiene status (OHI-S).

Prevalence of frenal maxillary attachment according to Mirko’s classification
Frenal attachment	Total number	Oral hygiene status (OHI-S)		Significance
		Mean	Mean standard deviation	0.085
Mucosal	71	2.47	2.47–1.17
Gingival	248	2.31	2.31–1.00
Papillary	42	2.07	2.07–1.08
Papillary penetrating	19	2.70	2.70–0.64
Prevalence of frenal mandibular attachment according to Mirko’s classification
Mucosal	225	2.50	2.50–1.16	≤0.001
Gingival	155	3.92	3.92–1.98
Papillary	0	0.00	0.00–0.00
Papillary penetrating	0	0.00	0.00–0.00

χ²-test, is significant. Bold means value is statistically significant.