Table 3.

The results of the meta-analysis.

Groups	Outcomes	Participants	Mean difference IV, random, 95% CI	Heterogeneity (%)	p value
TCE	SBP	4207	−9.88 [−11.94, −7.82]	I 2 = 85	p < 0.00001
	DBP		−5.57 [−6.88, −4.27]	I 2 = 82	p < 0.00001
TCE versus nonintervention	SBP	668	−18.35 [−20.55, −16.15]	I 2 = 7	p < 0.00001
	DBP		−8.77 [−11.30, −6.25]	I 2 = 54	p < 0.00001
TCE + HE versus HE	SBP	983	−7.02 [−8.68, −5.36]	I 2 = 46	p < 0.00001
	DBP		−3.71 [−4.90, −2.53]	I 2 = 45	p < 0.00001
TCE + AHD versus AHD	SBP	1241	−9.34 [−11.16, −7.53]	I 2 = 0	p < 0.00001
	DBP		−5.12 [−7.18, −3.05]	I 2 = 51	p < 0.00001
TCE + AHD + HE versus AHD + HE	SBP	882	−10.84 [−18.20, −3.49]	I 2 = 94	p < 0.004
	DBP		−7.62 [−12.84, −2.41]	I 2 = 94	p < 0.004