Effects of different training intensities in high-intensity interval training (HIIT) on maximal aerobic velocity, hematological and muscle-damage markers in healthy young adults

Table 4 Mean (± SD) values for hematological parameters measured during 30 s intermittent exercise pre, post HIIT

Variables	Group	Pre	Post	p (eta-squared [η_p²])
Variables	Group	Pre	Post	Main effect of group	Main effect of time	Group x time interaction
WBC (10³ /μl)	EG₁₀₀	7.1 ± 1.1	6.7 ± 1.1 a	0.646 (0.04)	< 0.001 (0.43)	0.013 (0.26)
	EG₁₁₀	7.1 ± 1.1	6.6 ± 1.2 a
	CG	7.3 ± 0.8	7.3 ± 0.8
NE (10³ /μl)	EG₁₀₀	4.0 ± 0.6	3.7 ± 0.5 a	0.632 (0.04)	< 0.001 (0.41)	0.031 (0.22)
	EG₁₁₀	4.1 ± 0.9	3.7 ± 0.8 a
	CG	3.9 ± 0.6	4.0 ± 0.6
LY (10³ /μl)	EG₁₀₀	2.6 ± 0.8	2.5 ± 0.8	0.919 (0.02)	< 0.001 (0.33)	0.005 (0.19)
	EG₁₁₀	2.7 ± 0.8	2.1 ± 0.2 ac
	CG	2.5 ± 0.6	2.5 ± 0.7
MO (10³ /μl)	EG₁₀₀	0.6 ± 0.2	0.5 ± 0.1	0.886 (0.02)	0.051 (0.10)	0.351 (0.08)
	EG₁₁₀	0.6 ± 0.1	0.5 ± 0.1
	CG	0.6 ± 0.1	0.5 ± 0.1

EG₁₀₀, trained group with 100% MAV (n = 10); EG₁₁₀, trained group with 110% MAV (n = 10); CG, control groups without HIIT (n = 9); HIIT, High intensity interval training program. pre-test, before HIIT; post-test, after HIIT; WBC, white blood cells; NE, neutrophils; LY, lymphocytes; MO, monocytes
a: significant difference between before and after HIIT
c: significant difference between EG₁₀₀ and EG₁₁₀

ISSN: 2052-1847