Table 5 Binary logistic regression analysis of exercise and risk of depression [OR (OR 95% CI)

Frequency of exercise

0.94(0.89 ∼ 0.98)**

0.96(0.92 ∼ 1.02)

Middle age

1.38(1.07 ∼ 1.78)*

1.25 (0.93 ∼ 1.66)

Elderly

1.87(1.40 ∼ 2.49)***

1.20 (0.87 ∼ 1.67)

Countryside

1.30(1.06 ∼ 1.59)*

1.59 (1.25 ∼ 2.03)***

Central

1.55(1.19 ∼ 2.03)**

1.55 (1.13 ∼ 2.14)**

Western

1.69(1.31 ∼ 2.19)***

1.73 (1.28 ∼ 2.33)***

North East

1.67(1.23 ∼ 2.28)**

2.00 (1.36 ∼ 2.94)***

Have any children under 16 years of age

Yes

0.85(0.69 ∼ 1.05)

Educated or not

Yes

0.78(0.51 ∼ 1.18)

0.84 (0.52 ∼ 1.33)

Marital satisfaction

0.85(0.76 ∼ 0.95)**

0.90 (0.78 ∼ 1.05)

Economic satisfaction of the other party

0.92(0.83 ∼ 1.02)

0.95 (0.83 ∼ 1.08)

Satisfaction with each other's household chores

1.04(0.95 ∼ 1.14)

0.88 (0.76 ∼ 1.02)

Life satisfaction

0.70(0.62 ∼ 0.80)***

0.73 (0.63 ∼ 0.85)***

Subjective well-being

0.82(0.78 ∼ 0.87)***

0.75 (0.71 ∼ 0.80)***

Self-perceived health

0.61(0.56 ∼ 0.67)***

0.64 (0.58 ∼ 0.71)***

Subjective human relations

1.04(0.98 ∼ 1.09)

1.08 (1.02 ∼ 1.15)*

Subjective social status

1.08 (0.96 ∼ 1.22)