Equivocal expression of emotions in children with Prader-Willi syndrome: what are the consequences for emotional abilities and social adjustment?

Table 2 Proportion of AUs in the children’s facial reactions (EMOrea task)

Emotion pattern	All-PWS (N = 25)	PWS-DEL (N = 11)	PWS-UPD (N = 12)	TD-CA (N = 25)	TD-DA (N = 25)	Group effect (One-way ANOVA)	Post-hoc comparison (Tukey correction)
Joy^a	0.057 (0.048)	0.057 (0.046)	0.056 (0.054)	0.113 (0.130)	0.068 (0.082)	ns
Surprise	0.074 (0.110)	0.106 (0.157)	0.053 (0.047)	0.031 (0.072)	0.041 (0.091)	ns
Anger	0.035 (0.028)	0.041 (0.029)	0.031 (0.029)	0.025 (0.023)	0.030 (0.038)	ns
Fear	0.024 (0.018)	0.028 (0.017)	0.019 (0.020)	0.011 (0.012)	0.011 (0.009)	p = .003	DEL > UPD / DA / CA
Sadness	0.041 (0.030)	0.028 (0.017)	0.019 (0.020)	0.031 (0.025)	0.047 (0.055)	ns
Disgust	0.014 (0.010)	0.012 (0.008)	0.016 (0.012)	0.006 (0.010)	0.005 (0.004)	p < .001	UPD > DEL / DA / CA

Legend. Means (SDs) proportion of AUs from each emotion pattern in the children’s facial reactions by group, and the summary results of One-way ANOVA analyses. ^aTarget emotion; ns not significant

ISSN: 1750-1172