Table 4.

Analyses of systolic blood pressure.

Trials		MD (95% CI)	P value
BBTD versus antihypertensive drugs
Modified BBTD versus captopril	1	−0.75  (−5.77, 4.27)	0.77
Meta-analysis	1	−0.75  (−5.77, 4.27)	0.77
BBTD plus antihypertensive drugs versus antihypertensive drugs
Modified BBTD plus L-amlodipine versus L-amlodipine	1	−0.13  (−4.93, 4.67)	0.96
Modified BBTD plus losartan versus losartan	1	−7.38  (−9.95, − 4.81)	<0.00001
Modified BBTD plus antihypertensive drugs versus antihypertensive drugs	1	−4.31  (−8.39, − 0.23)	0.04
Meta-analysis	3	−4.33  (−8.44, − 0.22)	0.04