Outcome measures in Angelman syndrome

Table 2 Feasibility of outcome measures

	Successfully finished/total N started	Data quality acceptable/total N finished
Eye-tracking
VOF task	25/28 (89%)	17/25 (68%)
Social preference task	13/28 (46%)	9/11 (82%)
fNIRS	11/20 (55%)	1/8 (13%)
Indirect calorimetry	14/24 (58%)	9/14 (64%)
Bio-impedance analysis	11/23 (48%)	5/11 (45%)
BOD POD	21/23 (91%)	14/21 (67%)

Explanation of differences in sample size is given in Fig. 2
Abbreviations: VOF Visual orienting functions, fNIRS Functional Near Infrared Spectroscopy, BOD POD whole body air-displacement plethysmography

ISSN: 1866-1955