The association between macronutrient intakes and coronavirus disease 2019 (COVID-19) in an Iranian population: applying a dynamical system model

Table 5 Description of variables in the dynamical system model

Variable	Interpretation	Cholesterol	Starch	Fiber	PUFA	Total sugar	Source
S	Macronutrient factors	5896	5759	4968	5190	4856	Data
E₁	Macronutrient nutritional > cut-off in Medcalc	2492	1853	1229	4099	2662	Data
E₂	Macronutrient nutritional \(\le\) cut-off in Medcalc	2364	3003	3624	757	2194	Data
I₁	COVID positive	550	550	550	550	550	Data
I₂	COVID negative	4306	4306	4306	4303	4006	Data
H	Hospitalization	29	29	29	29	29	Data
OU	Outpatient	521	521	521	521	521	Data

S: susceptible, E₁: patients who consume the macronutrient above the cut-off, E₂: patients who consume the macronutrient below the cut-off, I₁: COVID-19-positive patients, I₂: COVID-19-negative patients, H: hospitalized, OU: outpatient, PUFA: polyunsaturated fatty acids

ISSN: 2072-1315