Potential Risk Factors for Varicose Veins with Superficial Venous Reflux

Table 1

Demographic and clinical data of patients.

Parameter	Study group	Control group
Number of patients,	49	16
Female/male	30/19	15/11	0,111
Gender: female, (%)	30 (61,2)	15 (57,7)
Age (years; mean ± SD)	44,04 ± 15,05	40,94 ± 13,60	0,514
Body mass index (kg/m^2, mean ± SD)	29,09 ± 5,03	28,85 ± 4,39	0,858
Smoker, (%)	15 (30,6)	5 (19,2)	0,570
Type 2 diabetes mellitus, (%)	6 (12,2)	6 (23,1)	0,118
Rheumatoid factor positivity, (%)	4 (8,2)	—	<0,05
Hypertension, (%)	14 (28,6)	3 (11,5)	0,320
Family history of varicosis (%)	24 (49,0)	4 (15,3)	0,086
Standing duration  >8  hours, (%)	42 (85,7)	9 (34,6)	0,001
Birth number >1, (%)	13 (26,4)	3 (11,5)	0,214