Table 4.

Attribute preferences for SMA treatment

	Coefficient	SE	95% CI		p value
Level of change in motor function (ref: Stable)
Better	0.65	0.09	0.47	0.83	0.000
Change in breathing function (ref: Stable)
Better	0.79	0.10	0.60	0.98	0.000
Drug is approved for: (ref: Pediatric and adult patients with SMA)
Pediatric patients with SMA under 2 years of age	− 1.28	0.10	− 1.47	− 1.09	0.000
Route and frequency of treatments (ref: Intrathecal spinal injection—3–6 times per year)
Intravenous injection—one-time treatment	0.51	0.11	0.30	0.73	0.000
Oral—daily medication	0.80	0.13	0.55	1.04	0.000
Treatments potential risk (ref: Mild risk)
Moderate risk	− 0.76	0.13	− 1.01	− 0.50	0.000
Serious, or life-threatening risk	− 1.86	0.13	− 2.11	− 1.60	0.000

SE, standard error; CI, confidence interval