Table 1.

Demographics

	All	Type I n = 1,021	Type II n = 635	Type III n = 310	p-value
Gender, n (%)					0.958
Male	966	497 (51.5%)	315 (32.6%)	154 (15.9%)
Female	934	492 (52.7%)	298 (31.9%)	144 (15.4%)
Unknown	66	33 (50.7%)	22 (33.3%)	12 (18.2%)
Current Age†, n (%)					<0.001
Less than 5 years old	754	433 (57.4%)	267 (35.4%)	54 (7.2%)
6–10 years old	417	99 (23.7%)	218 (52.3%)	100 (24.0%)
11–15 years old	61	3 (4.4%)	23 (40.6%)	35 (57.4%)
16–20 years old	45	3 (6.7%)	14 (31.1%)	28 (62.2%)
21–29 years old	50	3 (6.0%)	15 (30.0%)	32 (64.0%)
30–39 years old	17	1 (5.9%)	10 (58.8%)	6 (35.3%)
40–49 years old	13	1 (7.7%)	0	12 (92.3%)
50–59 years old	6	0	0	6 (100.0%)
Greater than 60 years old	5	0	0	5 (100.0%)
Deceased, n (%)	441	424 (96.2%)	16 (3.6%)	1 (0.2%)	<0.001
Age at diagnosis (in months), mean (sd)*	25.5 (58.2)	5.2 (6.4)	22.1 (28.6)	97.8 (111.9)	<0.001
Time from diagnosis to contacting Cure SMA (in weeks), mean (sd)†	51.2 (236.3)	14.4 (100.8)	61.3 (224.7)	155.6 (453.1)	<0.001

^†Removed those that are deceased at time of analysis. *Removed those that were diagnosed pre-symptomatically (less than 1 week of age).