Table 4.

Results for the subgroup analyses on the effects of different categories of respective training volume on balance ability.

Training volume	Coefficient	SE	95% CI	z value	2-sided P value
Training period	–0.0558	0.2075	–0.4626 to 0.3509	–0.27	.79
Training frequency	1.9711	3.4458	–4.7826 to 8.7248	0.57	.57
Number of sessions	0.4613	1.3035	–2.0935 to 3.0162	0.35	.72
Single session duration	–0.1145	0.3182	–0.7381 to 0.5091	0.36	.72
Total duration per week	–2.1933	0.0572	–0.1167 to 0.1077	–0.08	.94