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Table 1 Descriptive statistics of CTE groups

From: Tau pathology in the medial temporal lobe of athletes with chronic traumatic encephalopathy: a chronic effects of neurotrauma consortium study

StagenRace
(AA:C)a
Military veteran (n)Age at deathbAge started contact sportsYears playedAge retiredTime from retirement to death (years)
II141:13148 ± 16 (24–71)11 ± 4 (5–18)14 ± 6 (5–27)26 ± 7 (18–42)23 ± 17 (1–46)
III137:6065 ± 12 (41–80)13 ± 1 (10–14)14 ± 5 (6–25)27 ± 5 (19–35)38 ± 15 (11–57)
IV132:11274 ± 8 (62–86)11 ± 2 (8–14)18 ± 7 (8–30)29 ± 6 (21–40)46 ± 12 (29–64)
  1. aAA African American, C Caucasian
  2. bnumbers presented as mean ± SD (range)