Prognostic factors affecting the short-term efficacy of non-surgical treatment of chronic periodontitis: a multilevel modeling analysis

Table 4 Comparison of PD ≥ 5 mm or < 5 mm at each site after 3 months of single-rooted teeth treatment

	PD < 5 mm		PD ≥ 5 mm		Total	χ²	P value
	Number of sites	Constituent ratio (%)	Number of sites	Constituent ratio (%)	Total	χ²	P value
Mesio-buccal site	303	77.3	89	22.7	392	0.15	0.72
Mesio-lingual site	277	78.5	76	21.5	353	0.15	0.72
Mesio-buccal site	303	77.3	89	22.7	392	0.16	0.69
Disto-buccal site	324	78.5	89	21.5	413	0.16	0.69
Disto-buccal site	324	78.5	89	21.5	413	0.22	0.64
Disto-lingual site	299	64.8	89	35.2	388	0.22	0.64
Mesio-lingual site	277	78.5	76	21.5	353	0.21	0.65
Disto-lingual site	299	64.8	89	35.2	388	0.21	0.65
Mid-buccal site	49	77.8	14	22.2	63	1.81	0.18
Mid-lingual site	89	68.5	41	31.5	130	1.81	0.18

ISSN: 2047-783X