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. 2021 Jul 2;3:699608. doi: 10.3389/fspor.2021.699608

Table 4.

Intervention effect on physical fitness variables.

Intervention
(BE@Work; n = 25)
Control
(CON; n = 21)
Between group comparison
(BE@Work–CON)
Baseline value
(mean ± SD)
Adjusted mean change
(mean [95%CI])
Baseline value
(mean ± SD)
Adjusted mean
change
(mean [95%CI])
Adjusted mean
change
(mean [95%CI])
Effect size
VO2max (mL·kg−1·min−1) 37.7 ± 7.5 4.7
[2.1 to 7.4]
36.6.0 ± 9.0 0.8
[−2.3 to 3.9]
3.9
[−0.2 to 8.1]
0.47
Leg extensor muscle power (non-dominant leg, watts) 212.0 ± 69.9 −13.0
[−22.6 to −3.4]
236.6 ± 89.6 −31.5
[−39.3 to −18.5]
15.9
[1.6 to 30.1]
0.20
Leg extensor muscle power (dominant leg, watts) 199.3 ± 66.6 −2.6
[13.5 to 8.4]
230.0 ± 95.5 −19.6
[−31.7 to −7.5]
12.1
[−3.5 to 27.7]
0.15
Hand grip strength (dominant hand, kg) 35.6 ± 10.4 0.2
[−1.3 to 1.7]
38.1 ± 9.2 1.4
[−0.2 to 3.0]
−1.2
[−3.4 to 0.9]
−0.12
Hand grip strength (non-dominant hand, kg) 33.6 ± 10.7 0.5
[−0.6 to 1.5]
36.6 ± 9.0 −0.3
[−1.5 to 0.9]
0.8
[−0.8 to 2.4]
0.08