Obstetric brachial plexus injuries (OBPIs): health-related quality of life in affected adults and parents

Table 4 Mean utility scores

	General population norm^a		Affected adult utility score (n = 48)					Parent utility score (n = 77)
	Mean	SD	Mean	SD	Difference	95% CI	p-value	Mean	SD	Difference	95% CI	p-value
Overall	0.86	0.24	0.56	0.28	−0.30	−0.38, −0.22	< 0.001	0.80	0.19	−0.06	−0.10, − 0.02	0.007
Male	0.88	0.16	0.64	0.21	−0.24	− 0.37, − 0.11	0.001	0.89	0.15	0.01	−0.15, 0.17	0.877
Female	0.85	0.18	0.53	0.30	−0.32	− 0.42, − 0.22	< 0.001	0.79	0.19	− 0.06	− 0.11, − 0.01	0.010

ISSN: 1477-7525