Table 9.

Summary of the included studies and results of lower limb BMD before and after the intervention.

Study	Group	Sex	N	Before Mean ± SD	After Mean ± SD	After–Before (∆%)
Barene et al. [43]	SSG	W	37	2.24 ± 0.18	2.29 ± 0.19	2.2
Helge et al. [44]	SSG	M	9	1.12 ± 0.04	1.16 ± 0.04	3.6
Helge et al. [45]	SSG	W	12	301.4 ± 29.6	307.6 ± 28.7	2.1
Krustrup et al. [46]	SSG	W	7	1.32 ± 0.03	1.36 ± 0.03	3.0
Mohr et al. [48]	SSG	W	21	1.04 ± 0.08	1.04 ± 0.07	0.0
Randers et al. [49]	SSG	M	12	1.53 ± 0.03	1.56 ± 0.03	2.0
Uth et al. [51]	SSG	M	21	1.28 ± 0.13	1.28 ± 0.13	0.0
Barene et al. [43]	AC	W	35	2.26 ± 0.24	2.26 ± 0.23	0.0
Helge et al. [44]	AC	M	8	290.3 ± 19.5	293.6 ± 21.1	1.1
Helge et al. [45]	AC	W	16	1.24 ± 0.06	1.23 ± 0.06	−0.8
Krustrup et al. [46]	AC	W	8	1.23 ± 0.02	1.26 ± 0.01	2.4
Mohr et al. [48]	AC1	W	21	1.05 ± 0.09	1.05 ± 0.09	0.0
Mohr et al. [48]	AC2	W	21	1.04 ± 0.07	1.03 ± 0.07	−1.0
Barene et al. [43]	PC	W	35	2.29 ± 0.21	2.28 ± 0.23	−0.4
Helge et al. [44]	PC	M	6	279.1 ± 34.1	276.5 ± 32.3	−0.9
Helge et al. [45]	PC	W	9	1.24 ± 0.06	1.25 ± 0.06	0.8
Krustrup et al. [46]	PC	W	7	1.31 ± 0.04	1.33 ± 0.04	1.5
Mohr et al. [48]	PC	W	20	1.05 ± 0.10	1.03 ± 0.10	−1.9
Randers et al. [49]	PC	M	10	1.41 ± 0.03	1.44 ± 0.04	2.1
Uth et al. [51]	PC	M	20	1.31 ± 0.16	1.31 ± 0.16	0.0

SSG: small-sided game based-program; CG: control group; ∆%: percent changes representing mean differences (after–before).