Body weight, behaviours of concern, and social contact in adults and adolescents with Prader-Willi syndrome in full-time care services: Findings from pooled international archival data

Table 6 Factors influencing change in behaviours of concern over time

Predictor	Sum of squares	df	Mean square	F	p	Partial η²
BOC change overall	2.36	1	2.36	15.10	< 0.001	0.279
BOC change overall × Age	0.55	1	0.55	3.55	0.07	0.08
Error	6.09	39	0.16
BOC change after one year	1.26	1	1.26	13.76	0.001	0.271
BOC change after one year × Age	0.38	1	0.38	4.16	0.049	0.101
Error	3.40	37	0.09

Note: Sum of squares, df, Mean square, and F refer to ANOVA test results; p = probability value used for statistical significance testing; Partial η2 = effect size statistic

ISSN: 1750-1172