Table 1.

Age at leprosy diagnosis of four studied samples.

	T1R-affected			T1R-free
	Age at leprosy diagnosis (years)			Age at leprosy diagnosis (years)
	Patients	Median	Mean (SD)	Patients	Median	Mean (SD)
Discovery
Vietnam Ia	224	18	19.7 (7.2)	n.a.	n.a.	n.a.
Replication
Vietnam II	262	25	26.5 (10.1)	576	24	23.8 (7.8)
Validation
Brazil Ia	374	47	46.7 (15.8)	384	40	41.8 (16.9)
Brazil II	136	44	43.0 (17.8)	170	41	41.1 (17.6)

T1R, type 1 reaction; n.a., not applicable.

^aClinical characteristics and univariable analysis for association with T1R were previously reported for these samples (8).