The utility of the International Classification of Functioning construct as a statistical tool – operationalizing mental health as an indicator of adolescent participation

Figures & data

Table 1. Factorial loadings and factors, investigating the structure of coding variables into ICF-CY.

ICF-CY chapters	No. of variables	KMO	Total variance explained	Rotation sums of square loadings^a	% of variance	Identified factor
Mental functions (b1)	35	0.875	30	4.6	15.9	Emotional functions (b152)
				2.8	7.3	Temperament and personality (b126)
				1.7	4.2	Experiences of self and time functions (b180).
				4.5	2.6	Psychosomatic complaints (b152 and b280)
General tasks and demands (d2)	17	0.78	30.5	2.6	17.0	Managing one’s own behavior (d250)
				1.8	7.0	Handling stress (d240)
				1.7	6.5	Managing one’s own behavior (risk behavior) (d250)
Communication (d3)	8	0.613	33.6	1.76	24.1	Conversations and discussions (d350–d355)
				1.38	9.6	Sharing information at home (D350)
Self-care (d5)	7	0.609	50.5	1.8	30.4	Both measuring
				1.9	20.1	Looking after one’s own health, negative (d570)
Domestic life (d6)	4	0.703	30.8	–	30.8	Importance of household chores (d630–d649)
Interpersonal interactions and relationships (d7)	18	0.725	47.0	1.6	9.4	Negative relationship with a stranger (d730)
				2.5	14.4	Informal social relations, conflict (d710/d750)
				1.9	11.6	Boyfriend/girlfriend (d770)
				2.6	12.8	Sibling relationship (d7602)
Major life areas (d8)	4	0.715	32.52	1.30	32.52	School education (d820)
Community, social and civic life (d9)	9	0.500	–	–		No fit
Products and technology (e1)	7	0.742	36.30	1.79	25.63	Products for personal use (e110)
				0.73	10.40	Assets (e165)
Support and relationships (e3)	43	0.799	30.443	7.57	14.82	Support from immediate family – parents not listening (e310)
				9.03	4.61	Support from immediate family – parental warmth (e310)
				4.99	3.84	Support from people in positions of authority (teacher) (e330)
				4.03	2.81	Support from immediate family – parental angry outburst or rejection (e310)
				4.04	2.24	Support from immediate family – siblings (e310)
				6.61	2.13	Support from immediate family – attachment (e310)
Attitudes (e4)	31	0.843	27.26	4.07	12.5	Societal attitudes, in particular negative ones related to bullying and harassment: negative (e460)
				3.15	10.2	Attitudes of immediate family; parental control and knowledge (e410)

^aKaiser rule Eigenvalue > 1. Higher values explains more of variance.