Table 4.

Proportion of patients (%) achieving the target blood pressure level (< 140/90 mmHg) according to baseline body mass index (BMI)

Patient groups	Normal BMI group	Overweight group	P	Obese group	P	P1
2 weeks	17.7%	15.6%	NS	13.6%	NS	NS
1 month	52.0%	47.1%	< 0.05	42.1%	< 0.01	0.0001
3 months	81.8%	78.1%	NS	70.9%	0.0001	0.0001

P, comparison between overweight or obese vs. normal BMI group

P1, comparison between obese vs. overweight group