Predictive value of nutritional status and serological indicators in elderly patients with mild cognitive impairment

Table 2 Logistic regression analysis of demographic information, dietary information and serological information between the two groups

Variables	Univariate Logistic analysis					Multivariate Logistic analysis
	β	SE	Z	P value	OR (95%CI)	β	SE	Z	P value	OR (95%CI)
Age	0.06	0.02	4.23	< 0.001	1.07 (1.03-1.10)	0.12	0.02	5.25	< 0.001	1.12 (1.08-1.17)
Hypertension
No					1.00 (Reference)					1.00 (Reference)
Yes	0.56	0.27	2.10	0.036	1.75 (1.04-2.95)	1.19	0.40	2.98	0.003	3.28 (1.50-7.16)
Diabetes
No					1.00 (Reference)					1.00 (Reference)
Yes	0.94	0.30	3.13	0.002	2.57 (1.42-4.64)	1.07	0.40	2.65	0.008	2.91 (1.32-6.40)
Hyperlipemia
No					1.00 (Reference)					1.00 (Reference)
Yes	0.61	0.30	2.04	0.041	1.84 (1.02-3.30)	0.83	0.39	2.14	0.032	2.30 (1.07-4.92)
Cardiovascular disease
No					1.00 (Reference)					1.00 (Reference)
Yes	0.61	0.28	2.13	0.033	1.83 (1.05-3.20)	0.55	0.38	1.42	0.154	1.73 (0.81-3.66)
Smoking
No					1.00 (Reference)					1.00 (Reference)
Yes	0.65	0.24	2.65	0.008	1.91 (1.18-3.08)	0.70	0.32	2.19	0.029	2.02 (1.08-3.80)
Coffee
No					1.00 (Reference)					1.00 (Reference)
Yes	-0.70	0.33	-2.11	0.035	0.50 (0.26-0.95)	-0.14	0.45	-0.31	0.758	0.87 (0.36-2.11)
High-salt diet
No					1.00 (Reference)					1.00 (Reference)
Yes	0.71	0.26	2.70	0.007	2.03 (1.21-3.38)	1.25	0.36	3.45	< 0.001	3.47 (1.71-7.05)
High cholesterol diet
No					1.00 (Reference)					1.00 (Reference)
Yes	0.60	0.28	2.15	0.031	1.82 (1.05-3.13)	0.88	0.37	2.37	0.018	2.41 (1.16-4.98)
High-vitamin diet
No					1.00 (Reference)					1.00 (Reference)
Yes	-0.57	0.24	-2.36	0.018	0.57 (0.35-0.91)	-0.71	0.32	-2.18	0.029	0.49 (0.26-0.93)
RBC	-0.33	0.12	-2.74	0.006	0.72 (0.57-0.91)	-0.60	0.17	-3.59	< 0.001	0.55 (0.39-0.76)
NLR	1.25	0.23	5.48	< 0.001	3.50 (2.24-5.48)	1.95	0.34	5.78	< 0.001	7.05 (3.64-13.65)
HDL-C	-1.35	0.50	-2.73	0.006	0.26 (0.10-0.68)	-2.04	0.65	-3.14	0.002	0.13 (0.04-0.46)
LDL-C	0.84	0.30	2.77	0.006	2.31 (1.28-4.18)	0.76	0.38	1.99	0.047	2.14 (1.01-4.53)

OR: Odds ratio; 95%CI: 95% confidence interval; RBC: Red blood cell; NLR: Neutrophil lymphocyte ratio; HDL-C: High-density lipoprotein cholesterol; LDL-C: Low-density lipoprotein cholesterol.