Table 4.

Regression analysis regarding clinical parameters and degree of compliance

Clinical parameter	Dietary factor	Coefficient (beta value)	SE	P-value	95% confidence interval
PI	Vitamin C	0.13	0.04	0.124	[−0.58; 0.42]
	Omega-3 fatty acids	−0.23	0.12	0.031	[−0.46; −0.05]
	Carbohydrate reduction	−0.12	0.23	0.257	[−0.46; 0.16]
	Antioxidants	−0.06	0.19	0.571	[−0.34; 0.16]
	Fibers	0.34	0.16	0.039	[0.04; 0.78]
GI	Vitamin C	−0.05	0.17	0.402	[−0.36; 0.15]
	Omega-3 fatty acids	0.49	0.16	0.036	[−0.61; −0.19]
	Carbohydrate reduction	−0.52	0.17	0.002	[−0.81; −0.28]
	Antioxidants	−0.23	0.16	0.230	[−0.40; 0.06]
	Fibers	0.06	0.25	0.970	[−0.14; 0.43]
BOP	Vitamin C	−0.04	0.23	0.555	[−0.39; 0.15]
	Omega-3 fatty acid	0.02	0.08	0.78	[−0.27; 0.15]
	Carbohydrate reduction	−0.41	0.35	0.02	[−0.64; −0.26]
	Antioxidants	−0.12	0.07	0.08	[−0.35; 0.02]
	Fibers	0.32	0.24	0.22	[−0.03; −0.41]

PI = plaque index; GI = gingival index; BOP = bleeding on probing; SE = standard error; P = probability value, statistical significance P < 0.05