TABLE 1.

Demographics and Language Characteristics of the Cohort

	Zuni dominant (N = 18)	English dominant (N = 21)	Total (N = 39)	P
Age (y)	56.3 ± 9.9	51.5 ±11.0	53.7± 10.7	0.16
Male (%)	6 (33.33)	9 (42.86)	15 (38.46)	0.78
Education (Y)	12.0 [12.0;14.0]	12.0 [12.0;14.0]	12.0 [12.0;14.0]	1.00
Age learned Zuni	3.5 [3.0;4.0]	4.0 [3.0;6.0]	4.0 [3.0;5.0]	0.27
Age learned English	5.0 [4.5;6.0]	3.0 [3.0;5.0]	4.5 [3.0;6.0]	0.001
Language learned first				0.004
Zuni (%)	15 (83.33)	6 (31.58)	21 (56.76)
English (%)	3 (16.67)	13 (68.42)	16 (43.24)
% time Zuni used	67.5 [50.0;75.0]	40.0 [15.0;50.0]	50.0 [40.0;60.0]	< 0.001
% time English used	32.5 [25.0;50.0]	60.0 [50.0;85.0]	50.0 [40.0;60.0]	< 0.001
Language dominance Index	0.68 [0.64;0.72]	0.74 [0.69;0.82]	0.71 [0.66;0.78]	0.01

Note: Language dominance based on self-report primary language spoken. Unless otherwise specified, mean ± SD for normally distributed data and median (interquartile range) for not normally distributed data are presented. P-values reported from either t tests or Kruskal-Wallis test for continuous data and from the χ² test with continuity correction for categorical data.