Skip to main content
. Author manuscript; available in PMC: 2019 Feb 13.
Published in final edited form as: J Int Neuropsychol Soc. 2018 Nov 26;25(2):134–145. doi: 10.1017/S1355617718000966

Table 2.

Demographics, Substance Use, and Fitness Characteristics by Fitness Group.

Low-Fit (n=35)
% or M (SD)
Range		 High-Fit (n=44)
% or M (SD)
Range
Age (y) 20.94 (2.65)
16–26		 21.25 (2.35)
16–25
Education (y) 14.03 (2.13)
9–18		 14.09 (1.94)
10–19
Reading Score (WRAT-IV) 103.06 (11.54)
72–133		 107.39 (11.18)
90–133
BDI-II Total 4.14 (4.77)
0–19		 3.77 (3.47)
0–13
*Gender (% female) 66% 27%
% Caucasian 51% 75%
% Not Hispanic/Latino/a 77% 89%
Past Year Cannabis Use (joints) 209.96 (453.17)
0–2306		 193.03 (278.46)
0–1394
Lifetime Cannabis Use (joints) 292.07 (453.17)
0–1668		 747.43 (1350.06)
0–6000
*Past Year Alcohol Use (standard drinks) 125.65 (195.17)
0–800		 266.95 (275.27)
0–1120.50
*Cotinine Level 1.17 (.75)
0–3		 1.86 (1.65)
0–6
Length of Abstinence (days) 36.90 (32.14)
20–197		 34.10 (57.45)
11–388
*VO2 Max Performance (ml/kg/min) 33.83 (5.45)
20.80–43.80		 49.44 (6.21)
39.20–62.90
Weight (lb) 148.46 (26.82)
103.4–213.4		 150.05 (23.16)
108.2–190.8
*Height (inches) 65.04 (2.76)
59–71		 68.41 (3.81)
61–76.5
*BMI (kg/m2) 24.75 (4.60)
17.4–33.9		 22.56 (3.13)
16.4–33.6
*Body fat (%) 25.82 (8.92)
6.4–42.1		 16.23 (7.62)
3.6–36.8

Notes: M = mean; SD = standard deviation.

*

p<.05; length of abstinence measures last use of any substance other than tobacco; length of abstinence data was missing from 3 high-fit and 6 low-fit participants as they denied any history of substance use