Supplemental Digital Content
Figure. Characteristics of the 20 items regarding depressive symptoms in the Self-Rating Depression Scale
according to different physical activity statuses (non-exercisers and exercisers). Values are presented as the mean
rank for each item calculated by Mann-Whitney U test. The results in bold indicate that difference between two groups is
statistically significant (P < 0.05). Non- exercisers indicates TET/week of subjects = 0 minutes, and exercisers indicates
TET/week of subjects > 0 minutes. (TET = total exercise time.)
292.8
0 20 40 60 80 100
20 40
60 80
100
Percentage% of subjects Percentage% of subjects
Mean Rank Mean Rank
284.6 294.5 292.8 294.7 291.7 295.5 292.6 284.7 287.5 289.1 286.3 290.6 291.7 286.6 292.9 291.1 294.3 291.8 292.6
340.2 291.4 300.1 290.4 305.1 286.5 300.9 339.9 326.0 318.3 331.9 310.6 305.2 300.2 330.6 299.2 308.1 292.4 304.7 300.9
Diurnal variation (P=0.002) Decreased appetite (P=0.830) Psychomotor retardation (P=0.669) Indecisiveness (P=0.808)
Confusion (P=0.414) Decreased libido (P=0.573) Sleep disturbance (P=0.631) Emptiness (P=0.001) Hopelessness (P=0.017) Personal devaluation (P=0.075) Fatigue (P=0.008)
Psychomotor agitation (P=0.240) Dissatisfaction (P=0.388) Weight loss (P=0.573) Depressed affect (P=0.008) Constipation (P=0.591) Irritability (P=0.305)
Suicidal rumination (P=0.792) Crying spells (P=0.193) Tachycardia (P=0.472)
Most of the time / always / almost always (Score 4)
A little of the time / very rarely / rarely (Score 1)
Once in a while / some of the time / occasionally (Score 2) Good part of the time / very often / often (Score 3 )
