Table 3. Comparison of ambulatory blood pressure data between the groups.

	Dipper group	Non-dipper group
Ambulatory blood pressure	(n = 30)	(n = 30)	p-value*
Pulse (bpm ± SD)	66.57 ± 4.92	72.70 ± 4.86	0.001
Over 24 hours
Mean systolic BP (mmHg ± SD)	118.93 ± 14.8	124.37 ± 19.23	0.226
Mean diastolic BP (mmHg ± SD)	68.76 ± 10.55	69.53 ± 8.64	0.749
Day-time
Mean systolic BP (mmHg ± SD)	123.47 ± 16.67	124.63 ± 19.08	0.802
Mean diastolic BP (mmHg ± SD)	71.87 ± 11.49	69.67 ± 9.21	0.417
Night-time
Mean systolic BP (mmHg ± SD)	108.10 ± 13.61	123.50 ± 20.49	0.001
Mean diastolic BP (mmHg ± SD)	60.60 ± 8.94	69.13 ± 8.3	< 0.001
Systolic BP variation (% ± SD)	13.33 ± 4.47	1.32 ± 5.49	< 0.001
Diastolic BP variation (% ± SD)	15.57 ± 5.74	2.03 ± 6.03	< 0.001

Continuous data are expressed as mean ± SD.

*Independent samples t-test, statistical significance level is p < 0.05 (bold values)

BPM: beat per minute, SD: standard deviation, BP: blood pressure.