Table 3.

Time-to-Onset Analysis for Signals with Efgartigimod Alfa

Drugname				Weibull Distribution				Failure Type
	Case Reports	TTO (Days)		Scale Parameter		Shape Parameter
	n	Median(d) (IQR)	Min–max	α	95% CI	β	95% CI
Efgartigimod alfa	844	101.5(27–260)	1–803	153.33	140.15–166.51	0.83	0.78–0.87	Early failure

Abbreviations: TTO, Time-to-onset; n, number of cases with available time-to-onset; IQR, interquartile range; CI, confidence interval; d, days; α, Scale parameter; β, Shape parameter.