Table 3 Results of final linear mixed-effects models predicting child anxiety symptom severity

Intercept

30.36

5.21

20.06– 40.66

5.83

<0.001

Female

5.23*

2.22

0.84– 9.62

2.36

0.020

Age

-0.78*

0.38

-1.52 - -0.03

-2.07

0.041

Cumulative Trauma (maternal)

1.79*

0.82

0.14– 3.45

2.18

0.034

Cumulative Trauma (paternal)

-0.59

0.72

-2.04 - 0.86

-0.82

0.415

Trauma Subtypes Model (2B)

Intercept

29.90

5.17

19.66– 40.14

5.78

<0.001

Female

4.99*

2.22

0.59– 9.39

2.25

0.027

Age (Time 1)

-0.76*

0.37

-1.49 - -0.02

-2.04

0.044

Death Threat (maternal)

2.03

1.66

-1.29– 5.36

-0.49

0.226

Accident/Injury (maternal)

1.13

2.33

-3.55– 5.81

0.49

0.629

Victimization (paternal)

-2.60

5.32

-13.29– 8.09

-0.49

0.627

Death Threat (paternal)

-0.72

1.73

-4.18– 2.75

-0.41

0.680

Accident/Injury (paternal)

0.32

1.76

-3.21– 3.86

0.184

0.855

Random Effects

Cumulative Trauma Model

Variance

SE

Residual

134.42

20.32

Intercept (Family)

39.54

18.92

Trauma Subtypes Model

Residual

133.96

20.08

Intercept (Family)

39.47

18.64

Model fit

Cumulative Trauma Model

Pseudo-R²

Marginal

Conditional

0.106

0.309

Trauma Subtypes Model

Pseudo-R²

Marginal

Conditional

0.103

0.307