Controlled trial of lovastatin combined with an open-label treatment of a parent-implemented language intervention in youth with fragile X syndrome

Table 7 Correlations of parent sum strategies used with a given youth outcome

Outcome	Lovastatin+PILI		Placebo+PILI		Between-group comparison
Outcome	Corr coeff. r	Within-group (H₀: r = 0)	Corr coeff. r	Within-group (H₀: r = 0)	Between-group comparison
Child total # of utterances	− 0.095	z = − 0.10 (0.7742)	0.647	z = 0.77 (0.0054)	z = − 2.0 (0.0455)
Child # different words	− 0.194	z = − 0.20 (0.5562)	0.704	z = 0.88 (0.0016)	z = − 2.47 (0.0135)
Clinical Global Impression (CGI) - Improvement	− 0.38	z = − 0.41 (0.2243)	0.43	z = 0.46 (0.0991)	z = − 1.98 (0.0477)
VAS: spoken language impairment	0.306	z = 0.32 (0.3425)	0.299	z = 0.31 (0.2663)	z = 0.02 (0.9840)
VAS: social impairment	0.356	z = 0.37 (0.2643)	− 0.378	z = − 0.39 (0.1568)	z = 1.78 (0.0751)

ISSN: 1866-1955