Table 5.

Baseline to post-intervention changes in systolic blood pressure/diastolic blood pressure (SBP/DBP) and effect size between high-intensity interval training (HIIT) and control/moderate protocols

References	Outcome measure (mmHg)	HIIT (mean change from baseline)	Control/moderate (mean change from baseline)	Effect size (Cohen’s d)	95% CI
Boddy et al. [44]	SBP	10.10	−1.40	0.34	0.08 to 0.61
Racil et al. [30]	SBP	−0.60*	0.00/−0.40*	0.00	−0.26 to 0.26
Rosenkranz et al. [28]	SBP	−2.20	−2.50	−0.54	−0.82 to −0.26
Tjønna et al. [23]	SBP	−9.40**	−2.50*	−2.00	−2.31 to −1.69
Weston et al. [29]	SBP	−5.00a	−1.00a	N/A	N/A
Boddy et al. [44]	DBP	5.90	−4.10	1.14	0.75 to 1.52
Racil et al. [30]	DBP	−6.00*	−1.00/−4.00*	−0.32	−0.64 to 0.01
Rosenkranz et al. [28]	DBP	−2.50	−1.70	−0.83	−1.18 to −0.48
Tjønna et al. [23]	DBP	−5.50**	1.80	−1.50	−1.89 to −1.11
Weston et al. [29]	DBP	−6.00a	−4.00a	N/A	N/A

CI confidence interval, N/A effect size not calculated because of no reported post-intervention means

* p < 0.05; ** p < 0.01 significantly different from baseline

^aValues adjusted for sex, baseline value and maturity offset