Body mass index contributes to sympathovagal imbalance in prehypertensives

Table 1 Age, anthropometric and basal cardiovascular parameters in different groups

Parameters	Group 1	Group 2	Group 3	p values
	(n = 45)	(n = 27)	(n = 36)
Age (Yrs)	35.70 ± 6.80	36.30 ± 7.25	37.12 ± 6.62	0.6521
Body Weight (Kg)	55.58 ± 4.56	56.04 ± 8.52	65.10 ± 6.20***,^##	<0.000
BMI (Kg/m²)	21.16 ± 2.12	21.42 ± 1.78	27.80 ± 3.40***,^###	<0.0001
BHR (per min)	69.80 ± 7.94	74.60 ± 7.30	85.10 ± 8.20***,^###	<0.0001
SBP (mmHg)	108.65 ± 6.21	128.80 ± 7.20***	131.60 ± 8.25***	<0.0001
DBP (mmHg)	71.80 ± 5.45	84.56 ± 3.75***	85.76 ± 4.10***	<0.0001
RPP (mmHg/min)	73.70 ± 6.40	80.41 ± 7.32**	110.67 ± 7.92***,^###	<0.0001

Data presented are mean ± SD; Group 1: Normotensive subjects with normal BMI; Group 2: Prehypertensive subjects with normal BMI; Group 3: Prehypertensive subjects with higher BMI; The * mark indicates comparison with normotensive subjects with normal BMI and the ^# mark indicates comparison with prehypertensive subjects with normal BMI. ** p <0.01; *** p <0.001; ^## p <0.01; ^### p <0.001.

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