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Table 9 Atypical symptoms of the IDS: regression model with groups, seasons, covariates and full model with interactions

From: Seasonality in depressive and anxiety symptoms among primary care patients and in patients with depressive and anxiety disorders; results from the Netherlands Study of Depression and Anxiety

 

B

SE

LB

UB

β

p

B

SE

LB

UB

β

p

Intercept

4.27

0.24

3.79

4.74

 

< 0.01*

3.64

0.34

2.97

4.31

 

< 0.01*

HC (reference)

            

MDD

2.26

0.19

1.88

2.63

.48

< 0.01*

2.25

0.19

1.88

2.62

.48

< 0.01*

AAD

1.19

0.19

0.82

1.56

.26

< 0.01*

1.20

0.19

0.83

1.56

.26

< 0.01*

MDD + AAD

-0.58

0.27

-1.10

-0.05

-.12

0.03*

-0.57

0.27

-1.10

-0.04

-.12

0.04*

Summer (reference)

            

Autumn

0.003

0.16

-0.31

0.32

.001

0.98

0.44

0.23

-0.01

0.89

.09

0.54

Winter

0.33

0.17

0.002

0.67

.06

< 0.05*

0.34

0.17

0.01

0.67

.06

< 0.05*

Spring

0.07

0.17

-0.26

0.40

.01

0.67

0.06

0.17

-0.27

0.39

.01

0.73

Men (reference)

            

Women

0.65

0.12

0.42

0.89

.14

< 0.01*

1.71

0.40

0.92

2.50

.36

< 0.01*

Age

-0.01

0.004

-0.02

0.03

-.07

< 0.01*

0.00

0.01

-0.01

0.01

.002

0.95

Two way interactions

            

Autumn & Women

      

-0.73

0.26

-1.25

-0.22

-.13

< 0.01*

Age & Women

      

-0.02

0.009

-0.037

-0.002

-.19

0.03*

  1. IDS = Inventory of Depressive Symptoms
  2. B = Unstandardized Coefficient
  3. SE = standard error of B
  4. LB = Lower Bound of 95% Confidence Interval for B
  5. UB = Upper Bound of 95% Confidence Interval for B
  6. β = Standardized Coefficient
  7. * p < 0.05
  8. HC = Healthy Control
  9. MDD = Major Depressive Disorder
  10. AAD = Any Anxiety Disorder
  11. MDD + AAD = Major Depressive Disorder + Any Anxiety Disorder
  12. Note: adjusted R2 Model with seasons and covariates = 0,337
  13. Note: adjusted R2 Full model with seasons, covariates and interactions = 0,344