Table 2.

Multivariable logistic regression analysis on the associations of early AMD with dietary characteristics of 43,672 participants of ≥ 50 years old who underwent health examination during 2017–2019

		Odds ration	95% CI		P value
			lower	upper
Step 1	Age	1.10	1.09	1.10	.000
	Constant	.000			.000
Step 2	Age	1.10	1.10	1.11	.000
	Salt intake	1.61	1.54	1.68	.000
	Constant	.000			.000
Step 3	Age	1.10	1.10	1.11	.000
	Meat	.90	.81	.99	.033
	Salt intake	1.61	1.54	1.68	.000
	Constant	.000			.000
Step 4	Age	1.10	1.10	1.11	.000
	Meat	.90	.81	.99	.033
	Salt intake	1.61	1.54	1.68	.000
	Smoking	1.12	1.11	1.18	.034
	Constant	.000			.000
Step 5	Age	1.10	1.10	1.11	.000
	Meat	.90	.90	.99	.033
	Salt intake	1.61	1.54	1.68	.000
	BMI	1.02	1.01	1.05	.016
	Smoking	1.12	1.11	1.18	.034
	Constant	.000			.000
Step 6	Age	1.10	1.10	1.11	.000
	Meat	.90	.81	.99	.033
	Salt intake	1.61	1.54	1.68	.000
	BMI	1.02	1.01	1.05	.016
	Smoking	1.12	1.11	1.18	.034
	Alcohol drinking	0.93	0.91	0.97	.036
	Constant	.000			.000

Abbreviations: BMI Body Mass Index