TABLE 3.

Results for physical fitness (performance) parameters.

Physical Fitness	T1	T2	T3	T4	p-value, η2
Linear speed at 5 m (s)
HBOT	1.11 ± 0.07	1.1 ± 0.09	1.06 ± 0.08	1.05 ± 0.08	Group: p = 0.850, η2: 0.002 Time: p = 0.084, η2: 0.141 Interaction: p = 0.374, η2: 0.055
CON	1.11 ± 0.11	1.08 ± 0.05	1.06 ± 0.05	1.09 ± 0.05
Linear speed at 10 m (s)
HBOT	1.83 ± 0.09	1.83 ± 0.10	1.81 ± 0.09	1.80 ± 0.09	Group: p = 0.968, η2: 0.000 Time: p = 0.187, η2: 0.089 Interaction: p = 0.092, η2: 0.118
CON	1.81 ± 0.06	1.82 ± 0.06	1.79 ± 0.06	1.85 ± 0.07
Linear speed at 20 m (s)
HBOT	3.09 ± 0.10	3.12 ± 0.13	3.10 ± 0.10	3.13 ± 0.13	Group: p = 0.813, η2: 0.003 Time: p < 0.001, η2: 0.351 Interaction: p = 0.370, η2: 0.059
CON	3.09 ± 0.10	3.13 ± 0.10	3.10 ± 0.10	3.18 ± 0.12
SJ (cm)
HBOT	32.70 ± 5.04	34.70 ± 5.31	35.60 ± 4.78	29.10 ± 8.32	Group: p = 0.987, η2: 0.000 Time: p = 0.005, η2: 0.279 Interaction: p = 0.353, η2: 0.059
CON	31.30 ± 4.39	35.70 ± 3.10	34.30 ± 3.96	31.40 ± 3.20
CMJ (cm)
HBOT	34.40 ± 5.17	36.80 ± 4.99	36.80 ± 7.92	35.00 ± 7.24	Group: p = 0.432, η2: 0.037 Time: p = 0.002, η2: 0.258 Interaction: p = 0.304, η2: 0.068
CON	33.60 ± 3.81	37.50 ± 3.56	35.50 ± 3.55	31.20 ± 2.76
CMJa (cm)
HBOT	40.30 ± 4.66	41.50 ± 2.80	43.20 ± 7.55	41.50 ± 9.27	Group: p = 0.466, η2: 0.032 Time: p = 0.049, η2: 0.141 Interaction: p = 0.513, η2: 0.044
CON	38.90 ± 3.68	41.00 ± 5.23	41.50 ± 5.58	37.60 ± 6.52

Legend: SJ, squat jump; CMJ, countermovement jump; CMJa, countermovement jump with arm swing; HBOT-hyperbaric oxygen therapy group; CON, control group; T1 – pre-match; T2 – post match; T3 – after HBOT; T4 – 12 h after HBOT; η² – partial eta, effect size.