Table 1. Distribution of sample collection according to age in days. Neonatal Screening Referral Service of the state of Mato Grosso from 2005 to 2019.

	Age (days) until the collection of samples
	0 to 7		8 to 30		>30
2005	29.2		63.6		7.2
2006	31.6		62.9		5.5
2007	35.9		59.5		4.6
2008	36.8		58.9		4.3
2009	39.6		56.1		4.3
2010	37.7		57.6		4.8
	0 to 2	3 to 5	6 to 8	9 to 14	15 to 30	>30
2011	0.8	26.0	28.7	25.2	14.6	4.7
2012	0.7	24.7	28.9	26.2	14.6	4.9
2013	0.6	29.3	27.5	24.2	14.0	4.4
2014	0.7	30.1	27.8	24.4	13.4	3.6
2015	0.9	29.8	28.4	24.8	12.7	3.4
2016	0.9	29.4	29.9	24.2	12.4	3.2
2017	0.9	35.5	28.9	21.4	10.4	2.9
2018	0.9	29.2	29.7	23.0	11.7	5.5
2019	0.9	28.9	32.2	22.7	11.2	4.1