Table IV.

Differences in Ambulatory Blood Pressure^a and Heart Rate Between Visit 2 and Visit 5

	Atenolol (n=16)	Metoprolol b (n=14)	P Value
SBP, mm Hg
12 pm–6 pm	−1±19	−10±14	.18
6 pm–12 am	4±20	−11±16	.04
12 am–6 am	3±14	−7±8	.03
6 am–12 pm	6±19	−4±14	.15
24 hours	1±15	−9±11	.03
DBP, mm Hg
12 pm–6 pm	−2±14	−6±8	.30
6 pm–12 am	1±13	−5±11	.23
12 am–6 am	0±10	−5±7	.21
6 am–12 pm	1±13	−1±11	.57
24 hours	−1±9	−6±6	.14
Heart rate, bpm
12 pm–6 pm	−5±10	−5±5	.87
6 pm–12 am	−2±10	−7±9	.20
12 am–6 am	−1±10	−4±6	.32
6 am–12 pm	−1±10	−2±6	.79
24 hours	−3±8	−6±4	.21
a≥80% of the readings were captured by ambulatory blood pressure monitoring. bThe preparation of extended‐release metoprolol succinate was used. Abbreviations: DBP, diastolic blood pressure; SBP, systolic blood pressure.