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. Author manuscript; available in PMC: 2017 Mar 1.
Published in final edited form as: Clin Psychol Sci. 2015 Jul 24;4(2):167–182. doi: 10.1177/2167702615587457

Table 3.

Odds Ratios [and Confidence Intervals] of the Influence of Demographics, Externalizing Psychopathology, and Personality on Class Membership

Sex Ethnicity

Class Female Caucasian Black Hispanic Other
HS vs. MS 1.29 [1.09, 1.51] 1.10 [0.88, 1.36] 1.06 [0.79, 1.43] 0.97 [0.73, 1.30] 0.69 [0.46, 1.03]
EA vs. MS 1.20 [1.01, 1.42] 0.83 [0.65, 1.07] 1.60 [1.23, 2.07] 0.88 [0.65, 1.21] 0.99 [0.60, 1.65]
RA vs. MS 1.42 [1.19, 1.68] 0.47 [0.37, 0.60] 2.64 [1.93, 3.61] 1.36 [0.92, 2.01] 1.16 [0.73, 1.85]
EA vs. HS 0.93 [0.81, 1.07] 0.76 [0.64, 0.90] 1.50 [1.22, 1.85] 0.91 [0.73, 1.13] 1.45 [1.01, 2.08]
RA vs. HS 1.10 [0.96, 1.27] 0.43 [0.36, 0.52] 2.48 [1.88, 3.27] 1.39 [1.06, 1.83] 1.69 [1.19, 2.41]
RA vs. EA 1.18 [1.04, 1.35] 0.57 [0.46, 0.69] 1.65 [1.25, 2.20] 1.53 [1.18, 2.00] 1.17 [0.82, 1.66]

Psychopathology

Class AUD CUD ND Delinquency

HS vs. MS 0.88 [0.72, 1.09] 0.77 [0.61, 0.96] 0.68 [0.57, 0.81] 0.68 [0.62, 0.74]
EA vs. MS 0.82 [0.66, 1.03] 0.41 [0.31, 0.56] 0.40 [0.31, 0.51] 0.38 [0.33, 0.44]
RA vs. MS 0.13 [0.10, 0.17] 0.02 [0.01, 0.04] 0.10 [0.07, 0.13] 0.23 [0.20, 0.27]
EA vs. HS 0.93 [0.75, 1.17] 0.54 [0.41, 0.71] 0.59 [0.46, 0.75] 0.57 [0.50, 0.65]
RA vs. HS 0.15 [0.12, 0.19] 0.02 [0.01, 0.05] 0.14 [0.11, 0.18] 0.33 [0.28, 0.39]
RA vs. EA 0.16 [0.12, 0.21] 0.04 [0.02, 0.08] 0.24 [0.18, 0.32] 0.59 [0.52, 0.67]

Big Five Personality Dimensions

Class Extraversion Agreeableness Conscientiousness Neuroticism Openness

HS vs. MS 0.97 [0.89, 1.07] 1.11 [1.01, 1.22] 1.14 [1.04, 1.26] 0.89 [0.81, 0.99] 0.96 [0.87, 1.06]
EA vs. MS 0.92 [0.83, 1.01] 1.15 [1.06, 1.23] 1.10 [1.01, 1.20] 0.82 [0.73, 0.91] 1.10 [1.004, 1.21]
RA vs. MS 0.74 [0.67, 0.81] 1.15 [1.04, 1.28] 1.21 [1.08, 1.34] 0.82 [0.75, 0.90] 0.85 [0.77, 0.95]
EA vs. HS 0.94 [0.87, 1.03] 1.03 [0.96, 1.11] 0.97 [0.89, 1.04] 0.91 [0.84, 0.99] 1.15 [1.05, 1.25]
RA vs. HS 0.76 [0.70, 0.83] 1.04 [0.95, 1.13] 1.05 [0.98, 1.14] 0.91 [0.86, 0.98] 0.89 [0.81, 0.97]
RA vs. EA 0.81 [0.74, 0.87] 1.00 [0.92, 1.09] 1.09 [1.003, 1.19] 1.00 [0.93, 1.09] 0.77 [0.71, 0.85]

Note. HS = high school, MS = middle school, EA = early adulthood, RA = relative abstainer. AUD = alcohol use disorder, CUD = cannabis use disorder, ND = nicotine dependence. Odds ratios for delinquency and the Big Five personality dimensions are calculated as a function of a one standard deviation change in delinquency and personality, respectively. Confidence intervals computed with a Bonferroni correction for multiple comparisons with α = .05. Bold values indicate significant odds ratios at α = .05.