Table 3. Positive Trypanosoma cruzi diagnostic tests, treatment and follow-up in newborns and their siblings, Catalonia, 2010–2015 (n = 42).

ID	Microhaematocrit	PCR	Serology	Country of birth	Age of arrival	Age at diagnosis (months)	Age at treatment start (months)	Symptoms compatible with Chagas disease	Adverse reactions to treatment	Completed treatment	Serological negativisation	Follow-up after treatment end (months)
Newborns
1	+	+	NA	NA	NA	0	2	No	No	Yes	Yes	1
2	+	+	NA			0	0	Yes	Yes	No	Yes	9
3	+	+	NA			0	0	Yes	No	Yes	Yes	9
4	−	+	NA			0	1	No	No	Yes	Yes	1
5	+	NP	NA			0	0	Yes	No	Yes	Yes	6
6	NP	+	NA			0	0	No	No	Yes	Yes	21
7	−	+	NA			1	2	No	No	Yes	Yes	6
8	NP	+	NA			1	4	No	No	Yes	Yes	6
9	−	+	NA			1	1	No	No	Yes	No	34
10	+	NP	NA			1	3	No	No	Yes	Yes	3
11	−	+	NA			2	15	No	No	Yes	No	11
12	NP	+	NA			6	6	No	No	Yes	Yes	12
13	NP	−	+			9	9	No	No	Yes	Yes	5
14	−	NP	+			9	10	No	No	Yes	Losta	NA
15	NP	NP	+			9	9	No	No	Yes	Yes	0
16	−	NP	+			9	11	No	No	Yes	Yes	9
17	NP	−	+			9	9	No	Yes	Yes	No	24
18	−	−	+			10	11	No	No	Yes	Losta	NA
19	−	−	+			11	12	No	No	Yes	No	33
20	NP	NP	+			11	11	No	No	Yes	No	59
21	−	−	+			12	13	No	Yes	Yes	Yes	18
22	−	NP	+			12	12	Yes	No	No	Losta	NA
23	−	−	+			13	12	No	No	Yes	No	35
24	NP	−	+			15	16	No	No	Yes	Yes	16
25	NP	NP	+			20	24	No	No	Yes	No	28
26	NP	NP	+			20	21	No	No	Yes	No	30
27	−	−	+			23	23	No	No	Yes	No	4
28	NP	−	+			27	28	No	Yes	Yes	No	27
Median (interquartile range)						9 (11)	9.5 (10.75)					11.5 (21.75)
Siblings
1	NA	NA	+	Spain	NA	3	3	No	No	Yes	No	4
2			+	Spain	NA	4	5	No	No	Yes	No	4
3			+	Spain	NA	4	4	No	No	Yes	No	1
4			+	Bolivia	7	5	5	No	No	Yes	No	6
5			+	Spain	NA	7	7	No	Yes	No	Losta	NA
6			+	Bolivia	1	7	8	No	Yes	No	Losta	NA
7			+	Spain	NA	9	9	No	No	Yes	No	3
8			+	Bolivia	9	11	11	No	No	Yes	Losta	NA
9			+	Bolivia	9	11	11	No	No	Yes	Losta	NA
10			+	Bolivia	6	11	11	No	No	Yes	No	2
11			+	Bolivia	10	12	12	No	No	Yes	Losta	NA
12			+	Bolivia	13	13	14	No	No	Yes	Losta	NA
13			+	Bolivia	9	16	16	No	No	Yes	No	5
14			+	Bolivia	15	18	18	No	No	Yes	Losta	NA
Median (interquartile range)						10 (7.5)	10 (7.5)					4 (3)

 +: positive; −: negative; ID: identification number; NP: not performed; NA: not applicable.

^a Lost to follow-up before serological control.