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. 2015 Apr 28;6:92. doi: 10.3389/fneur.2015.00092

Table 1.

Demographics of sample participants by group.

Controls (n = 59) MDD total (n = 61) t/X2 p MDD non-attempters (n = 39) MDD suicide attempters (n = 22) t/X2 p
Age Mean (SD) 36.9 (13.33) 35.1 (11.84) 0.8 0.452 36.6 (11.73) 32.6 (11.87) 1.3 0.211
Male 25 (42%) 29 (48%) 0.3 0.569 19 (49%) 10 (45%) 0.1 0.806
Ethnicity 2.8 0.094 0.3 0.605
Hispanic 9 (15%) 17 (28%) 10 (26%) 7 (32%)
Non-Hispanic 50 (85%) 44 (72%) 29 (74%) 15 (68%)
Race 5.6 0.038 0.1 0.932
Caucasian 28 (47%) 42 (69%) 27 (69%) 15 (68%)
Non-Caucasian 31 (53%) 19 (31%) 12 (31%) 7 (32%)

Bold text indicates significance.