A Case-Control Study on the Oxidative Balance of 50% Autologous Serum Eye Drops

Table 1

Questionnaire variables.

Demographic characteristics, behavioral habits, and medical diagnoses	Number of patients among cases ()	Number of patients among controls ()
Mean age	43,6	43,4
Gender
Male	7	7
Female	9	10
Smoking	1	2
Alcohol intake	3	7
Fruit intake	15	15
Vegetables intake	10	15
Cereals intake	11	13
Vitamin supplementation	9	6
Physical exercises	7	13
Systemic disease
Arterial hypertension	6	3
Rheumatic disease	4	1
Diabetes mellitus	0	0
Other	0	4