Table 2.

Unadjusted results of linear regression analyses of association between periodontitis and SMMI or cHGS

Predictors	SMMI			cHGS
	Estimates	95% CI	p value	Estimates	95% CI	p Value
Intercept	18.06	17.80–18.33	< 0.001	77.56	76.02–79.10	< 0.001
Non-severe periodontitis	1.01	0.50–1.52	0.001	1.83	− 0.38 to 4.05	0.098
Severe periodontitis	1.42	0.59–2.25	0.003	2.03	− 4.64 to 8.69	0.523

Reference group no periodontitis, SMMI skeletal muscle mass index, cHGS combined handgrip strength

Bold values are significant if p < 0.05