Table 4.

Statistical analysis of HIIT vs. control intervention (e.g., low intensity continuous endurance training, low intensity interval training, small sided games, sport specific technique training or ordinary sport specific training) comparing performance in repeated sprint tests.

			95% Confidence interval
Study name	Parameter of RSA test	Hedge's g	Lower limit	Upper limit
Buchheit et al., 2009	Mean sprint time 6 × 2 × 15 m (s)	−1.27	−1.24	−1.30
Hill-Haas et al., 2009	Total sprint time 12 × 20 m (s)	−0.20	−0.45	0.85
Buchheit et al., 2008	Mean sprint time 6 × 2 × 15 m (s)	−0.12	0.24	−0.01
Delextrat and Martinez, 2014	Total sprint time 6 × 20 m (s)	0.67	0.45	1.79
Tønnessen et al., 2011	Mean sprint time 10 × 40 m	2.69	2.68	2.70
Mean Hedge's g		0.35

RSA, Repeated Sprint Ability.