Table 1.

Baseline Characteristics: Medicare and Commercially Insured Cohort

Characteristics	Medicare Cohort				Commercially Insured Cohort
	AATD		Non-AATD		AATD		Non-AATD
	(n)	(%)	(n)	(%)	(n)	(%)	(n)	(%)
Total	302	0.1%	344,226	99.9%	1076	0.3%	339,183	99.7%
Gender
Female	165	54.6%	184,897	53.7%	544	50.6%	175,798	51.8%
Male	137	45.4%	159,329	46.3%	532	49.4%	163,385	48.2%
Region
Northeast	38	12.6%	60,554	17.6%	205	19.1%	62,052	18.3%
Midwest	85	28.1%	85,620	24.9%	289	26.9%	89,193	26.3%
South	127	42.1%	145,323	42.2%	498	46.3%	155,209	45.8%
West	52	17.2%	51,978	15.1%	84	7.8%	32,729	9.6%
Ex-US	0	0.0%	751	0.2%	0	0.0%	0	0.0%
Age
0–10	0	0.0%	0	0.0%	0	0.00%	3,598	1.1%
11–20	0	0.0%	29	0.0%	4	0.37%	2,289	<1.0%
21–30	0	0.0%	725	0.2%	17	1.58%	4,072	1.2%
31–40	6	2.0%	3,435	1.0%	80	7.43%	13,222	3.9%
41–50	38	12.6%	14,925	4.3%	236	21.9%	58,556	17.3%
51–64	108	35.8%	68,091	19.8%	739	68.7%	257,446	75.9%
65+	150	49.7%	257,021	74.7%	0	0.0%	0	0.0%