Table 1.

Demographics of the study population

Demographic characteristics/Risk factors	Group A (n=40)	Group B (n=44)	Group C (n=39)
Male-to-female ratio	1: 7	3:19	5:34
Age, years	47.4±13.7	46.3±13.3	48.2±16.1
Duration of IDA, years	0	6.0±3.7	6.5±3.2
Heart rate, rates/min	71±11	73±9	73±11
Body mass index, kg/m2	22.1±2.4	22.7±2.5	22.3±2.4
Systolic arterial pressure, mm Hg	120±10	123±12	121±14
Diastolic arterial pressure, mm Hg	72±7	74±9	74±10

Data are expressed as mean±SD except for the female-to–male ratio. All P>0.05