Erratum to: Comparison of the effects of deadlift versus back squat on jumping, acceleration, and change of directionJunpei Shiba, Rieko Kuramochi, Gaku Tokutake, Shota Enoki, Yuta Nakamura and Yuki KotohDepartment of Human Health, Faculty of Human Health, Aichi Toho University, Aichi, JapanGraduate School of Health and Sport Sciences, Chukyo University, Aichi, JapanSchool of Health and Sport Sciences, Chukyo University, Aichi, JapanInstitute for General Education, Ritsumeikan University, Osaka, JapanYoshida Orthopaedic Hospital, Aichi, Japan
On page 91, the effect size values in Table 2 were incorrectly given in the original publication. The corrected Table 2 is given below:
Pre- and Post-test result (Mean SD)
Variable
Group
Pre
Post
Effect size (95%CI)
Estimated 1RM DL/BW (%)
DL
140.7
21.9
182.3
19.7
2.01
(1.03–2.99)
BSQ
140.2
15.1
159.3
21.0
1.04
(0.15–1.94)
Estimated 1RM BSQ/BW (%)
DL
139.0
19.6
161.1
21.2
1.08
(0.23–1.94)
BSQ
138.4
16.5
173.9
17.6
2.08
(1.04–3.12)
Hip Extension Maximum Moment/BW (%)
DL
231.0
44.6
233.7
41.1
0.06
(0.74–0.86)
BSQ
243.2
38.2
264.1
42.3
0.52
(0.33–1.37)
Glute Maximus Muscle Thickness (cm)
DL
4.9
0.8
4.9
0.6
0.00
(0.80–0.80)
BSQ
5.1
0.4
4.9
0.7
0.35
(1.19–0.49)
Hamstring Muscle Thickness (cm)
DL
3.5
0.5
3.5
0.5
0.00
(0.80–0.80)
BSQ
3.4
0.4
3.4
0.5
0.00
(0.84–0.84)
Countermovement jump (cm)
DL
53.8
4.8
55.5
5.3
0.34
(0.47–1.14)
BSQ
53.7
6.3
54.5
8.3
0.11
(0.73–0.94)
10 m Sprint (sec.)
DL
2.02
0.09
1.94
0.08
0.94
(1.78–0.10)
BSQ
2.05
0.13
1.98
0.13
0.54
(1.39–0.31)
T-test (sec.)
DL
10.2
0.4
10.1
0.3
0.00
(0.80–0.80)
BSQ
10.3
0.6
10.3
0.7
0.15
(0.68–0.99)
DL Dead Lift, BSQ Back Squat, BW Body weight, 95% CI 95% Confidence Interval. : Significant ( 0.01) within-group differences. : Significant ( 0.05) between-group differences for Post-test.
