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Table 2 Characteristics of the included studies

From: Training stress, neuromuscular fatigue and well-being in volleyball: a systematic review

Author, year

N

Level

M/F

Age (years)

Duration

Rebelo et al., 2023 [18]

15

Professional

M

28.51 ± 5.39

5 weeks

Herring and Fukuda, 2022 [27]

9 (5 across both seasons)

Collegiate

F

NR

2 seasons

Berriel et al., 2022 [30]

16

Professional

M

23.60 ± 4.93

Pre-season

Rabbani et al., 2021 [28]

13

Professional

F

25.8 ± 3.0

4 training camps (≈1 month)

Haraldsdottir et al., 2021 [29]

17

Collegiate

F

19.6 ± 1

1 season

Andrade et al., 2021 [31]

15

Professional

M

24 ± 4

1 season

Timoteo et al., 2021 [17]

14

Professional

M

26.7 ± 5.5

1 season

Ungureanu et al., 2021 [32]

12

Professional

F

22 ± 4

1 season

Kupperman et al., 2021 [33]

11

Collegiate

F

19.36 ± 1.27

1 season

Berriel et al., 2020 [34]

13

Professional

M

23.80 ± 5.40

Pre-season

Horta et al., 2020 [35]

9

Professional

M

26.4 ± 4.0

1 season

García-de-Alcaraz et al., 2020 [36]

11

Professional

M

28.0 ± 6.12

1 season

Roy et al., 2020 [37]

15

Collegiate

F

NR

1/2 season

Clemente et al., 2020 [38]

13

Professional

M

31.0 ± 5.0

1 season

Lima et al., 2020 [39]

8

Professional

M

23.0 ± 5.22

15 weeks

Duarte et al., 2019 [40]

14

Professional

M

24.0 ± 3.59

1 season

Clemente et al., 2019 [41]

13

Professional

M

31.0 ± 5.0

1 season

Horta et al., 2019 [42]

12

Professional

M

26.9 ± 4.6

Pre-season

Silva et al., 2019 [43]

8

Professional

M

23.0 ± 0.2

1 season

Roy et al., 2019 [44]

15

Collegiate

F

NR

1/2 season

Hyatt and Kavazis, 2019 [45]

8

Collegiate

F

NR

1 season

Skazalski et al., 2018 [46]

14

Professional

M

NR

1 season

Castello et al., 2018 [47]

10

Collegiate

F

19.80 ± 1.23

8 weeks

Mendes et al., 2018 [48]

13

Professional

M

31 ± 5.0

1 season

Tavares et al., 2018 [49]

13

Young

M

18 ± 1

1 week

Debien et al., 2018 [50]

15

Professional

M

24.0 ± 3.6

1 season

Brandão et al., 2018 [51]

14

Professional

M

26.7 ± 5.5

1 season

Nogueira et al., 2017 [52]

12

Professional

M

23.50 ± 3.39

1 season

Horta et al., 2017 [53]

15

Professional

M

G1: 25.9 ± 3.8

G2: 23.1 ± 3.1

10 weeks (without matches)

Timoteo et al., 2017 [16]

12

Professional

M

26.7 ± 5.5

1 week (5 matches)

de Freitas et al., 2015 [54]

7

Young

M

15.8 ± 0.5

Pre-season

  1. F female,  M male, NR not reported, G1 group 1, G2 group 2