Table 2.

Evaluation of difference of pre-therapy and post-therapy data in case and control groups

Difference of pre therapy & post therapy data	Case	Control	P value
Systolic BP (day)	12.1 ± 9.2	-4.9 ± 6.6	0.001
Systolic BP(night)	11.13 ± 9.8	-1.3 ± 3.9	0.001
Diastolic BP(day)	6.8 ± 7.3	-2.4 ± 3.3	0.01
Diastolic BP (night)	5.9 ± 4.8	-1.1 ± 3.7	0.01
Urinary Na excretion in 24 Hr urine (meq/dl)	42(-100 to 110)	-4(-69 to +23)	0.001

Data are expressed as Mean ± SD, except of urinary sodium excretion which is expressed as median and range.