Relationship between physical activity and specific working memory indicators of depressive symptoms in university students

Table 4 Characteristics of working memory of university students with different exercise duration.

Variable	Overall	Duration			F value	P value	Multiple comparisons
	(n = 143)	< 30 min (n = 33)	30-59 min (n = 63)	≥ 60 min (n = 47)			Low vs medium	Low vs high	Medium vs high
Accuracy rate of VWM	0.845 ± 0.114	0.808 ± 0.165	0.869 ± 0.084	0.838 ± 0.114	3.344	0.038	0.012	0.243	0.151
Accuracy rate of SWM	0.853 ± 0.121	0.798 ± 0.172	0.874 ± 0.084	0.862 ± 0.111	4.675	0.011	0.003	0.018	0.608

VWM: Verbal working memory; SWM: Spatial working memory.