Table 4 Linear regression of factors associated with the depression score

Visits to the PCU clinic (previous 6 months)

 (Ref: 0–2 times)

 ≥ 3 times

2.59 (0.97, 4.22)

1.73 (0.39, 3.08)

0.012*

Stressful event (Ref: No stressful events)

 Having any event

3.38 (2.22, 4.53)

2.34 (1.32, 3.36)

 < 0.001*

BMI

0.05 (-0.06, 0.17)

0.13 (0.04, 0.23)

0.007*

Underlying diseases (Ref: No NCDs)

 Having an NCD

-2.85 (-4.06, -1.64)

-2.21 (-3.29, -1.13)

 < 0.001*

Social support (Ref: low level)

 Moderate and high levels

-3.54 (-5.26, -1.81)

-2.07 (-3.65, -0.49)

0.01*

Life satisfaction (Ref: low level)

 Moderate level

-2.87 (-4.48, -1.25)

-1.66 (-3.21, -0.11)

0.035*

 High level

-5.89 (-7.33, -4.4)

-3.59 (-5.17, -2.02)

 < 0.001*