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Table 2 Linear Mixed model of depressive symptoms measured by GRID-HAMD at week 16

From: Effectiveness of attachment-based family therapy compared to treatment as usual for depressed adolescents in community mental health clinics

Fixed effect

Null Model

Model 1

Model 2

β

CI

t

p

Î’

CI

t

p

β

CI

t

p

Intercept

19.71

(18.41, 21.01)

30.05

–

21.83

(20.26, 23.41)

27.40

–

21.80

(19.55, 24.05)

19.20

0.00

Time

    

− 4.25

(− 6.43, − 2.07)

90.29

–

− 4.44

(− 7.62, − 1.25)

− 2.77

0.01*

ABFT

        

0.07

− -3.11, 3.25)

0.04

0.97

ABFT:Time

        

0.38

(− 3.96, 4.71)

0.17

0.86

Model comparison – Wald

Model 1 vs. Null model

0.0001*

Model 2 vs. 3

0.98

  1. ABFT Attachment Based Family therapy, GRID-HAMD GRID-Hamilton Depression Rating Scale