An evaluation of the German teacher version of the Developmental Behaviour Checklist in children and adolescents with intellectual disability

Figures & data

Table 1. Summary of goodness-of-fit statistics of the CFA and ESEM models.

Model	χ^2	df	p	CFI	TLI	SRMR	RMSEA [90% CI]
T1
(1.1) CFA 1 factor	22,037.74	4277	<.001	0.674	0.667	0.148	0.062 [0.061, 0.062]
(1.2) CFA 5 factors^a	14,259.44	3310	<.001	0.779	0.773	0.118	0.055 [0.054, 0.056]
(1.3) CFA 5 factors with cross-loadings^a,b	13,515.73	3306	<.001	0.794	0.788	0.115	0.053 [0.052, 0.054]
(1.4) CFA 6 factors	16,290.03	4170	<.001	0.771	0.765	0.130	0.052 [0.051, 0.052]
(1.5) CFA 6 factors with cross-loadings^b	19,323.53	4259	<.001	0.725	0.718	0.137	0.057 [0.056, 0.057]
(1.6) ESEM 5 factors^a	6089.51	2998	<.001	0.938	0.929	0.055	0.031 [0.030, 0.032]
(1.7) ESEM 6 factors	6265.19	3649	<.001	0.950	0.942	0.054	0.026 [0.025, 0.027]
T2
(2.1) CFA 1 factor	20,769.97	4185	<.001	0.669	0.661	0.146	0.061 [0.060, 0.062]
(2.2) CFA 5 factors^a	13,781.21	3310	<.001	0.780	0.774	0.121	0.055 [0.054, 0.055]
(2.3) CFA 5 factors with cross-loadings^a,b	12,405.09	3306-	<.001	0.657	0.647	0.082	0.051 [0.050, 0.052]
(2.4) CFA 6 factors	15,388.59	4170	<.001	0.776	0.770	0.125	0.050 [0.049, 0.051]
(2.5) CFA 6 factors with cross-loadings^b	14,554.92	4166	<.001	0.642	0.632	0.080	0.048 [0.048, 0.049]
(2.6) ESEM 5 factors^a	5547.14	2998	<.001	0.946	0.939	0.055	0.028 [0.027, 0.029]
(2.7) ESEM 6 factors	5737.50	3649	<.001	0.958	0.952	0.052	0.023 [0.022, 0.024]

Notes: CFA = confirmatory factor analysis; ESEM = exploratory structural equation modeling; CFI = comparative fit index; TLI = Tucker–Lewis index; SRMR = standardised root mean square residual; RMSEA = root mean square error of approximation, 90% CI = 90% confidence interval. ^aadditional items (“others”) not included; ^bwith cross-loadings as indicated in the manual for the German DBC-T.

Table 2. Correlations in the ESEM models with six factors and reliabilities (McDonald ω) of the latent factors of the German DBC-T.

	DISR	SELF	COM	ANX	SOC	OTH
T1
DISR	(0.95)
SELF	0.30***	(0.96)
COM	0.19***	0.32***	(0.89)
ANX	0.27***	0.26***	0.21***	(0.85)
SOC	0.06**	0.25***	0.14***	0.26***	(0.85)
OTH	0.05	−0.13***	−0.02	0.04	−0.04	(0.75)
T2
DISR	(0.95)
SELF	0.24***	(0.96)
COM	0.22***	0.35***	(0.90)
ANX	0.35***	0.19***	0.23***	(0.82)
SOC	0.10***	0.30***	0.21***	0.22***	(0.84)
OTH	0.03	−0.05	−0.02	0.03	−0.05	(0.77)

Notes: DISR = discruptive/antisocial, SELF = self-absorbed, COM = communiation disturbance, ANX = anxiety, SOC = social relating, OTH = others. In parentheses (main diagonals): reliability coefficients (McDonald ω). For identification of the mean structure, the first threshold of each factor has been fixed to 0. *p < .05. **p < .01. ***p < .001.

Table 3. Standardised regression coefficients (and standard errors) on the latent factors in the ESEM MIMIC model.

	DISR	SELF	COM	ANX	SOC
T1
Gender	0.219*** (0.069)	0.188** (0.077)	0.397*** (0.079)	−0.297*** (0.077)	0.335*** (0.079)
Age	−0.093** (0.032)	−0.281*** (0.031)	−0.149*** (0.037)	−0.070 (0.036)	−0.014 (0.035)
GAC	−0.155** (0.034)	−0.619*** (0.019)	−0.252*** (0.042)	−0.179*** (0.044)	−0.076* (0.038)
Conceptual skills	0.050 (0.062)	0.036 (0.052)	−0.233*** (0.068)	−0.014 (0.067)	−0.015 (0.053)
Social skills	0.005 (0.048)	−0.309*** (0.039)	0.028 (0.058)	−0.046 (0.058)	−0.432*** (0.049)
Practical skills	−0.226*** (0.065)	−0.376*** (0.052)	−0.168*** (0.074)	−0.109 (0.074)	0.158** (0.060)
T2
Overall assessment^a T1	0.363*** (0.029)	0.312*** (0.032)	0.289*** (0.034)	0.223*** (0.041)	0.364*** (0.031)
Gender	0.107*** (0.032)	0.060 (0.037)	0.204*** (0.034)	−0.111** (0.038)	0.105** (0.035)
Age	−0.125*** (0.032)	−0.275*** (0.031)	−0.146*** (0.037)	−0.055 (0.036)	−0.019 (0.035)
GAC	−0.233*** (0.031)	−0.747*** (0.015)	−0.177*** (0.053)	−0.362*** (0.044)	−0.156*** (0.048)
Conceptual skills	−0.029 (0.056)	0.043 (0.044)	−0.226*** (0.068)	−0.105 (0.074)	0.079 (0.061)
Social skills	−0.065 (0.047)	−0.350*** (0.033)	−0.099 (0.059)	−0.144* (0.017)	−0.604*** (0.045)
Practical skills	−0.154* (0.063)	−0.475*** (0.045)	−0.079 (0.074)	−0.054 (0.081)	0.197** (0.066)

Notes: DISR = discruptive/antisocial, SELF = self-absorbed, COM = communiation disturbance, ANX = anxiety, SOC = social relating. GAC = general adaptive composite score (percentile rank). Coding: gender 0 = female, 1 = male. ^aOverall assessment based on Item 94 of the German DBC-T (full version). *p < .05. **p < .01. ***p < .001.