From: Improved upper limb function in non-ambulant children with SMA type 2 and 3 during nusinersen treatment: a prospective 3-years SMArtCARE registry study
Baseline
m14
m26
m38
Younger sitters
107
87
74
52
Older sitters
73
69
55
40
Lost sitters
37
33
27
15
Lost walkers
39
36
32
22