Table 2.

Demographic and genetic ancestry data.

Variable	Category	Cases (n = 186)	Controls (n = 3,147)	OR	95%CI	PVal
Age (years)	< 25	49	626	Reference		6 × 10−6
	25–35	45	999	1.74	1.14–2.63
	36–49	47	443	0.74	0.48–1.12
	50+	45	1,079	1.87	1.23–2.84
Sex	Female	117	1,603	Reference		0.002
	Male	69	1,544	1.63	1.20–2.21
Mapuche ancestry	< 24.7%	47	627	Reference		5 × 10−6
	24.7–30.2%	46	485	0.79	0.51–1.20
	30.2–34.2%	46	592	0.96	0.63–1.40
	34.2–87.3%	47	1,443	2.3	1.52–3.48
Aymara ancestry	< 8.2%	47	1,244	Reference		1.5 × 10−14
	8.2–10.6%	46	443	0.36	0.23–0.55
	10.6–12.7%	46	303	0.24	0.16–0.38
	12.7–26.3%	47	1,157	0.94	0.62–1.44
European ancestry	< 52.1%	47	1,667	Reference		5 × 10−16
	52.1–56.6%	46	651	0.39	0.26–0.60
	56.6–62.5%	46	522	0.31	0.21–0.48
	62.5–99.1%	47	307	0.18	0.12–0.28
African ancestry	< 1.3%	47	848	Reference		0.09
	1.3–1.9%	46	612	0.73	0.48–1.12
	1.9–2.8%	46	668	0.8	0.52–1.22
	2.8–20.0%	47	1019	1.2	0.79–1.82

OR, odds ratio; CI, confidence interval; PVal, p-value.