From: Awareness screening and referral patterns among pediatricians in the United States related to early clinical features of spinal muscular atrophy (SMA)
2018 Ped Survey
2019 Ped Survey
Total Invited
21,264
19,095
Completed
300
600
Disqualified
40
138
Dropout
150
123
Response Rate
2.30%
4.50%
Average # times contacted
2
3