
T1easytorecruitretainer

T1hardtorecruitretainer (ref.)

T1easytorecruitdropout

T1hardtorecruitdropout



( n = 1,549)

( n = 55)

( n = 222)

( n = 33)



n(%)

OR

95% CI

n(%)

n(%)

OR

95% CI

n(%)

OR

95% CI


T1 Sociodemographics

Nonwestern immigrant

102 (6.6)

0.40*

0.190.86

10 (18.2)

40 (18.0)

1.03

0.472.29

14 (42.4)

2.72

0.987.58

(univariate effects)
 
0.32*

0.160.65
  
0.99

0.462.13
 
3.32*

1.258.77

Lower education mother (≤lower tracks of sec. educ.)

491 (31.7)

0.44*

0.240.79

33 (60.0)

132 (59.5)

1.06

0.562.00

22 (66.7)

1.25

0.483.24

(univariate effects)
 
0.31*

0.180.54
  
0.98

0.541.79
 
1.33

0.543.29

Low family income (<€1,135)

183 (11.8)

0.48*

0.250.91

17 (30.9)

60 (27.0)

0.83

0.421.65

15 (45.5)

1.35

0.513.57

(univariate effects)
 
0.30*

0.170.54
  
0.83

0.441.58
 
1.86

0.764.55

Low IQ (wisc < 85)

213 (13.8)

0.55

0.301.03

18 (32.7)

65 (29.3)

0.88

0.451.73

13 (39.4)

1.08

0.412.81

(univariate effects)
 
0.33*

0.180.59
  
0.85

0.451.60
 
1.34

0.553.28


mean (SD)

OR

95% CI

mean (SD)

mean (SD)

OR

95% CI

mean (SD)

OR

95% CI

T1 Psychopathology

CBCL Internalizing problems

0.25 (0.19)

1.33

0.961.84

0.24 (0.17)

0.25 (0.20)

1.07

0.761.52

0.30 (0.24)

1.34

0.842.16

(univariate effects)
 
1.00

0.761.31
  
1.03

0.761.38
 
1.26

0.851.86

CBCL Externalizing problems

0.23 (0.19)

0.70*

0.530.91

0.31 (0.27)

0.30 (0.26)

0.95

0.711.27

0.28 (0.23)

0.74

0.471.17

(univariate effects)
 
0.71*

0.560.89
  
0.97

0.761.23
 
0.89

0.611.30

 *p < .05; Odds ratios (OR) and 95% confidence intervals (CI) from multivariate multinomial logistic regression analysis; CBCL = Child Behavior Checklist (parent report); CBCL scores standardized; univariate effects of single multinomial regression analyses italicized. Nagelkerke R² = 0.145.