A cross-cultural validation of the Clinician Administered PTSD Scale for Children and Adolescents in a Dutch population

Figures & data

Table 1 Demographics

Variable	Frequency	%
Sex
Male	48	42.9
Female	64	57.1
Ethnicity child
Dutch	91	81.3
European (other)	5	4.5
Moroccan	3	2.7
African (other)	3	2.7
Latin American	2	1.8
Asian	2	1.8
North American	1	0.9
Missing	5	4.5
Ethnicity mother
Dutch	63	56.3
Moroccan	11	9.8
Suriname	9	8.0
European (other)	9	8.0
African (other)	6	5.4
Latin American	2	1.8
Asian	3	2.7
Missing	9	8.0
Ethnicity father
Dutch	56	50.0
Moroccan	13	11.6
Suriname	11	9.8
European (other)	8	7.1
African (other)	6	5.4
Latin American	2	1.8
Asian	2	1.8
Dutch Antillean	1	0.9
Missing	13	11.6
Core adverse event
Non-traumatic	15	13.4
Single traumatic event	57	50.9
Multiple traumatic events	40	35.7
Living situation
Single parent household	38	33.9
Two parents household	38	33.9
Foster home	17	15.2
Other	8	7.1
Crisis center	2	1.8
Missing	9	8.0

Table 2 Item total correlations and Cronbach's αs for CAPS-CA total and subscales for the total sample and per age group

CAPS-CA	Sample	Item to total correlations	Cronbach's α
Cluster B	Total	0.31–0.66	0.75
	8–12	0.09–0.62	0.72
	13–18	0.34–0.69	0.78
Cluster C	Total	0.15–0.56	0.64
	8–12	−0.03–0.40	0.42
	13–18	0.13–0.57	0.68
Cluster D	Total	0.28–0.57	0.62
	8–12	0.24–0.44	0.55
	13–18	0.29–0.65	0.67
Total scale	Total	0.15–0.67	0.83
	8–12	0.02–0.66	0.77
	13–18	0.14–0.73	0.86

Table 3 Pearson correlation coefficients between CAPS-CA and CRIES-13

Sample	Cluster B	Cluster C	Cluster D	Total score
Total	0.66**	0.38**	0.58**	0.67**
8–12	0.61**	0.35*	0.57**	0.57**
13–18	0.71**	0.48**	0.59**	0.73**

* Correlation is significant at the 0.05 level (2-tailed).

** Correlation is significant at the 0.01 level (2-tailed).

Table 4 Kappa coefficients between CAPS-CA and ADIS-C/P

	Sample	κ CAPS-CA and ADIS-C	κ CAPS-CA and ADIS-P	κ ADIS-C and ADIS-P
Cluster B	Total	0.47**	0.44**	0.32**
	8–12	0.33*	0.65**	0.23
	13–18	0.59**	0.27	0.45**
Cluster C	Total	0.27**	0.19*	0.07
	8–12	0.17	0.18	−0.06
	13–18	0.31**	0.19	0.19
Cluster D	Total	0.42**	0.20*	0.23*
	8–12	0.43**	0.19	0.27*
	13–18	0.41**	0.22	0.14
Diagnosis	Total	0.32**	0.21*	0.12
	8–12	0.16	0.29*	0.00
	13–18	0.34**	0.14	0.23

* κ coefficient is significant at the 0.05 level (2-tailed).

** κ coefficient is significant at the 0.01 level (2-tailed).

Table 5 Correlation coefficients between CAPS-CA and other child measures

	Mean	SD	CAPS-CA total	CASPS-CA intrusions	CAPS-CA avoidance	CAPS-CA hyperarousal
CAPS-CA total	32.99	20.51	1	0.85**	0.83**	0.82**
CAPS-CA intrusions	11.37	8.22	0.85**	1	0.56**	0.55**
CAPS-CA avoidance	10.32	8.22	0.83**	0.56**	1	0.5**
CAPS-CA hyperarousal	11.27	8.02	0.82**	0.55**	0.5**	1
RCADS separation anxiety	4.08	3.65	0.4**	0.48**	0.3**	0.2
RCADS social phobia	8.65	5.68	0.35**	0.32**	0.41**	0.13
RCADS generalized anxiety	4.98	3.61	0.53**	0.48**	0.47**	0.35**
RCADS panic disorder	4.94	4.77	0.56**	0.55**	0.48**	0.35**
RCADS OCD	4.01	3.44	0.49**	0.51**	0.42**	0.28**
RCADS depression	8.33	6.23	0.59**	0.53**	0.49**	0.43**
SDQ emotional problems	4.10	2.72	0.57**	0.53**	0.58**	0.36**
SDQ conduct problems	2.04	1.38	0.10	0.13	−0.01	0.13
SDQ hyperactivity	4.32	2.21	0.47**	0.38**	0.42**	0.40**
SDQ peer problems	2.57	1.84	0.23	0.11	0.35**	0.13
SDQ prosocial behavior	8.29	1.34	0.02	0.03	0.03	−0.02
SDQ total difficulties score	13.05	5.34	0.58**	0.49**	0.58**	0.43**

** Correlation is significant at the 0.01 level (2-tailed).

Table 6 Correlation coefficients between CAPS-CA and parent measures

	Mean	SD	CAPS-CA total score	CAPS-CA intrusions	CAPS-CA avoidance	CAPS-CA hyperarousal
RCADS separation anxiety	4.56	4.01	0.34**	0.35**	0.27*	0.21
RCADS social phobia	8.72	5.57	0.21	0.18	0.26*	0.10
RCADS generalized anxiety	4.82	3.51	0.46**	0.39**	0.37**	0.38**
RCADS panic disorder	3.51	3.97	0.42**	0.41**	0.39**	0.24*
RCADS OCD	2.25	2.68	0.42**	0.38**	0.36**	0.31**
RCADS depression	7.58	5.29	0.46**	0.37**	0.47**	0.30**
SDQ emotional problems	3.87	2.71	0.33**	0.23*	0.36**	0.25*
SDQ conduct problems	2.12	1.69	0.04	0.05	0.03	0.03
SDQ hyperactivity	4.65	2.67	0.10	0.05	0.11	0.09
SDQ peer problems	2.29	2.06	0.22*	0.13	0.24*	0.18
SDQ prosocial behavior	8.28	1.70	−0.10	−0.10	−0.13	−0.02
SDQ total difficulties score	12.92	6.12	0.28**	0.18	0.30**	0.22*

* Correlation is significant at the 0.05 level (2-tailed).

** Correlation is significant at the 0.01 level (2-tailed).