. 2018 Nov 3;28(6):819–834. doi: 10.1007/s00787-018-1247-4

Table 2.

Scores KIDSCREEN-27 at T1 start, T2, T3, T4 and T5

	Care as usual			FIT 3–8 sessions			FIT 9 + sessions			Linear mixed-effects with repeated measures
	(n = 80)			(n = 41)			(n = 45)			TIME				GROUP				Interaction TxG^F
	N	Mean	±SD	N	Mean	±SD	N	Mean	±SD	Post hoc comparison	df₁, df₂	F	p value	Post hoc comparison	df₁, df₂	F	p value	df₁, df₂	F	p value
Autonomy and parent relation
Start	80	26.6	± 3.7	41	27.5	± 3.6	45	26.9	± 3.6	Start (ref.)	4, 462	5.20	0.000	CAU (ref.)	2, 160	0.78	0.461	8, 462	1.72	0.092
3 months	46	27.5	± 4.0	30	27.5	± 3.5	34	27.7	± 3.4	3 months				3–8 sessions
6 months	43	28.1	± 3.3	31	27.3	± 2.8	38	27.8	± 2.9	6 months				9 + sessions
9 months	46	27.1	± 3.4	27	27.5	± 2.1	33	28.9	± 3.1	9 months *
End	52	28.4	± 3.2	32	27.8	± 3.0	40	28.3	± 3.1	End ***
Peers and social support
Start	80	13.2	± 3.4	41	13.0	± 3.2	45	13.2	± 3.3	Start (ref.)	4, 476	2.34	0.054	CAU (ref.)	2, 168	2.20	0.114	8, 476	1.38	0.203
3 months	46	13.9	± 3.2	30	12.2	± 3.2	34	12.9	± 2.7	3 months				3–8 sessions
6 months	43	14.2	± 2.9	31	12.0	± 2.7	38	13.2	± 3.1	6 months				9 + sessions
9 months	46	13.4	± 3.4	27	13.3	± 2.6	33	13.0	± 3.7	9 months
End	52	14.4	± 3.7	32	13.9	± 2.1	40	13.4	± 3.9	End
School environment
Start	80	13.9	± 3.0	41	12.7	± 3.2	45	14.0	± 2.7	Start (ref.)	4, 476	2.39	0.050	CAU (ref.)	2, 163	3.93	0.022	8, 477	1.00	0.267
3 months	46	14.6	± 3.0	30	13.3	± 3.3	34	13.5	± 3.1	3 months				3–8 sessions *
6 months	43	15.3	± 2.4	31	13.0	± 3.7	38	14.7	± 2.6	6 months				9 + sessions
9 months	46	14.7	± 3.3	27	13.7	± 2.8	33	14.0	± 3.1	9 months
End	52	14.5	± 3.5	32	14.6	± 2.5	40	14.0	± 3.7	End *
Physical well-being
Start	80	16.9	± 3.8	41	15.5	± 3.6	45	15.7	± 3.9	Start (ref.)	4, 463	1.08	0.366	CAU (ref.)	2, 166	4.00	0.020	8, 463	1.20	0.295
3 months	46	16.3	± 3.9	30	15.3	± 3.4	34	15.5	± 3.0	3 months				3–8 sessions*
6 months	43	17.4	± 3.9	31	15.7	± 3.4	38	16.2	± 3.8	6 months				9 + sessions
9 months	46	17.0	± 3.9	27	14.9	± 2.8	33	16.3	± 3.1	9 months
End	52	17.4	± 3.7	32	16.0	± 3.1	40	15.3	± 3.3	End
Psychological well-being
Start	80	25.0	± 4.3	41	23.1	± 5.0	45	23.3	± 4.2	Start (ref.)	4, 465	10.74	0.000	CAU (ref.)	2, 164	1.93	0.148	8, 466	1.01	0.430
3 months	46	26.0	± 4.1	30	24.3	± 4.8	34	24.2	± 4.4	3 months				3–8 sessions
6 months	43	25.7	± 4.2	31	24.6	± 4.2	38	24.9	± 4.4	6 months*				9 + sessions
9 months	46	25.3	± 3.5	27	24.4	± 4.0	33	25.8	± 4.0	9 months *
End	52	26.4	± 3.7	32	25.8	± 3.7	40	25.7	± 3.7	End ***
Total score
Start	80	95.6	± 12.6	41	91.8	± 12.6	45	93.0	± 11.0	Start (ref.)	4, 465	7.92	0.000	CAU (ref.)	2, 165	3.16	0.045	8, 465	0.96	0.469
3 months	46	98.3	± 12.8	30	92.7	± 12.0	34	93.7	± 10.5	3 months				3–8 sessions *
6 months	43	100.7	± 11.7	31	92.6	± 11.3	38	96.8	± 10.9	6 months				9 + sessions
9 months	46	97.5	± 13.3	27	93.8	± 10.3	33	98.0	± 11.8	9 months *
End	52	101.1	± 12.5	32	98.0	± 9.1	40	96.7	± 11.4	End ***

Results linear mixed-effects analysis

T main effect for time, G main effect for group, TxG time × group interaction, F False Discovery Rate correction for multiple comparisons; KIDSCREEN-27 higher scores means higher quality of life

*p < 0.05; **p < 0.005; ***p < 0.0001