Table 1.

Patient demographics and follow-up observation time

Characteristic	Value
Age (years), Mean (SD)	52.8 (16.1)
Age: < 20	1.5%
Age: 20–24	2.7%
Age: 25–34	10.1%
Age: 35–44	17.9%
Age: 45–54	21.3%
Age: 55–64	19.0%
Age: 65–74	18.9%
Age: 75–84	6.6%
Age: 85+	2.1%
Gender: Female	73.0%
Insurance type: Medicare	41.2%
Charlson comorbidity index score, Mean (SD)	1.77 (2.55)
Follow-up time
Proportion of patients with at least x days of follow-up
≥ 365 days	100.0%
≥ 730 days	62.6%
≥ 1095 days	36.3%
Mean follow-up (days)	973
Std. deviation	441
Median follow-up (days)	879
Received a DMT any time during follow-up	35.0%
Time (days) from MS diagnosis to receiving DMT, Mean (SD)	169 (258)