Corn Silk Tea for Hypertension: A Systematic Review and Meta-Analysis of Randomized Controlled Trials

Table 1

Basic characteristics of the included trials.

References	Sample size (T/C)	Age (years)	Diagnostic criteria	Intervention	Control	Treatment duration
Dong et al. 2009 [24]	46/45	49.7±14.5	CGMH-2005	CS 60g/d + C	Hypotensive drugs	12 weeks
Yu 2017 [22]	51/51	57.2±3.5	CGMH-2005	CS 60g/d + C	Nifedipine controlled released tablets (0.03g q.d.)	12 weeks
Gu and Tan 2015 [23]	32/32	65.1± 8.8	CGMH-2010	Modified CST (CS 10g)+ C	Enalapril tablets (10mg q.d.) Folic acid tablets (0.8mg q.d.)	8 weeks
Liu and Jin 2017 [21]	104/102	30±0.5	CGMGH-2012	CS 50g/d + C	Hypotensive drugs	1 weeks
Guli et al. 2017 [25]	53/51	29±0	CGMGH-2012	CS 50g/d + C	Hypotensive drugs	1 weeks

CN: China; CS: corn silk; CST: corn silk tea; T: treating group; C: control group; CGMGH: Chinese Guidelines for the Management of Gestational Hypertension; CGMH: Chinese Guidelines for the Management of Hypertension.