Stability of self-reported psychopathic traits in at-risk adolescents in youth welfare and juvenile justice institutions

Hachtel, H.; Jenkel, N.; Schmeck, K.; Graf, M.; Fegert, J. M.; Schmid, M.; Boonmann, C.

doi:10.1186/s13034-022-00487-6

Child and Adolescent Psychiatry and Mental Health

Table 4 Differences between reliable change groups

From: Stability of self-reported psychopathic traits in at-risk adolescents in youth welfare and juvenile justice institutions

	Increase (%/M, SD)	No reliable change (%/M, SD)	Decrease (%/M, SD)	Chi²/F	p
YPI Total mean score
Biological sex (m, f)	18.2, 9.6	67.3, 75.0	14.5, 15.4	1.998	0.368
Age	14.5, 1.2	14.6, 1.3	14.3, 1.4	0.586	0.558
Time span in months (t1–t2)	11.6, 3.6	11.0, 3.0	11.2, 3.6	0.402	0.670
Nationality (Swiss, Non-Swiss)	16.0, 15.3	72.0, 69.3	12.0, 15.3	0.186^a	0.991
Placement type (civil law, penal law, voluntary)	18.9, 10.5, 8.1	66.0, 57.9, 86.5	15.1, 31.6, 5.4	10.292^a	0.036
YSR INT at t1	57.2, 9.4	59.0, 9.3	61.8, 8.4	1.597	0.206
YSR EXT at t1	61.2, 8.9	60.5, 8.6	62.8, 8.9	0.683	0.507
YPI Grandiose-Manipulative mean score
Biological sex (m, f)	17.3, 13.5	68.2, 71.2	14.5, 15.4	0.381	0.826
Age	14.6, 1.2	14.6, 1.3	14.3, 1.4	0.378	0.686
Time span in months (t1–t2)	11.5, 3.1	11.0, 3.1	10.9, 3.6	0.311	0.733
Nationality (Swiss, Non-Swiss)	20.0, 15.3	68.0, 69.3	12.0, 15.3	0.451^a	0.798
Placement type (civil law, penal law, voluntary)	17.9, 10.5, 13.5	68.9, 57.9, 75.7	13.2, 31.6, 10.8	5.508^a	0.239
YSR INT at t1	58.0, 9.5	58.8, 9.5	61.5, 7.2	0.999	0.370
YSR EXT at t1	61.7, 11.0	59.9, 8.2	64.7, 9.0	2.982	0.054
YPI Callous-Unemotional mean score
Biological sex (m, f)	10.2, 5.8	84.5, 86.5	5.5, 7.7	1.034^a	0.596
Age	14.4, 1.6	14.6, 1.3	14.7, 1.3	0.224	0.799
Time span in months (t1–t2)	10.7, 3.2	11.0, 3.1	12.2, 3.9	1.040	0.356
Nationality (Swiss, Non-Swiss)	12.0, 8.0	88.0, 84.7	0.0, 7.3	2.238^a	0.327
Placement type (civil law, penal law, voluntary)	10.4, 5.3, 5.4	83.0, 89.5, 89.2	6.6, 5.3, 5.4	1.331^b	0.856
YSR INT at t1	59.1, 9.6	58.7, 9.3	64.1, 7.3	1.587	0.208
YSR EXT at t1	60.8, 11.3	60.9, 8.7	61.6, 8.9	0.032	0.969
YPI Impulsive-Irresponsible mean score
Biological sex (m, f)	10.0, 1.9	80.0, 90.4	10.0, 7.7	3.770^a	0.152
Age	14.8, 1.2	14.5, 1.3	14.7, 1.2	0.268	0.765
Time span in months (t1–t2)	12.9, 3.1	10.9, 3.0	11.2, 3.9	3.001	0.053
Nationality (Swiss, Non-Swiss)	12.0, 6.6	76.0, 84.7	12.0, 8.8	1.272^a	0.529
Placement type (civil law, penal law, voluntary)	7.5, 10.5, 5.4	84.9, 63.2, 89.2	7.5, 26.3, 5.4	8.463^b	0.076
YSR INT at t1	55.5, 10.2	59.4, 9.3	59.5, 7.4	0.985	0.376
YSR EXT at t1	59.7, 9.3	61.2, 9.1	59.6, 7.1	0.338	0.714

YSR INT Internalizing problems (T-score), YSR EXT Externalizing problems (T-score)
^a2 cells have an expected frequency less than 5
^b4 cells have an expected frequency less than 5

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ISSN: 1753-2000

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