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. Author manuscript; available in PMC: 2021 Oct 1.
Published in final edited form as: Drug Alcohol Depend. 2020 Aug 22;215:108245. doi: 10.1016/j.drugalcdep.2020.108245

Table 4.

Main Effects of Block, HIV, and History of Methamphetamine Dependence on the 5C-CPT

d prime Responsivity Index Hit Rate
B SE 95% CI B SE 95% CI B SE 95% CI
Age −0.069 0.016 [−0.099, −0.039] −0.009 0.010 [−0.028, 0.010] −0.007 0.002 [−0.011, −0.003]
Gender −0204 0.036 [−0.274, −0.129] −0.064 0.025 [−0.110, −0.016] −0.009 0.004 [−0.017, −0.001]†
Education −0.033 0.018 [−0.065, 0.003] −0.031 0.009 [−0.05, −0.012] −0.004 0.003 [−0.009, 0.001]
VLS 0.136 0.050 [0.027, 0.240] 0.039 0.028 [−0.015, 0.093] 0.014 0.007 [0.001, 0.027]†
Block −0.072 0.017 [−0.106, −0.037] −0.019 0.012 [−0.041, 0.002] −0.010 0.02 [−0.015, −0.006]
HIV 0.016 0.032 [−0.047, 0.079] −0.005 0.020 [−0.042, 0.029] 0.003 0.004 [−0.004, 0.011]
METH −0.173 0.03 [−0.228, −0.112] −0.039 0.019 [−0.076, −0.001]† −0.018 0.004 [−0.025, −0.009]
False Alarms Accuracy Percent overall Omissions
Age 0.001 0.001 [−0.001, 0.002] −0.003 0.002 [−0.007, 0.001] 0.626 0.159 [0.317, 0.924]
Gender 0.007 0.002 [0.002, 0.011]† −0.037 0.005 [−0.046, −0.028] 0.615 0.373 [−0.107, 1.379]
Education 0.000 0.002 [−0.004,0.004] 0.002 0.002 [−0.003, 0.007] 0.310 0.199 [−0.124, 0.671]
VLS 0.003 0.003 [−0.002, 0.009] −0.011 0.006 [−0.022, 0.001] −1.385 0.616 [−2.583, −0.088]†
Block −0.001 0.001 [−0.005, 0.002] 0.000 0.002 [−0.004, 0.004] 0.907 0.190 [0.568, 1.281]
HIV 0.001 0.002 [−0.003, 0.005] −0.012 0.004 [−0.018, −0.005] −0.416 0.345 [−1.016, 0.175]
METH 0.007 0.003 [0.001, 0.013]† −0.007 0.004 [−0.014, 0.001] 1.422 0.327 [0.688, 2.053]
Reaction Time Premature Responses
Age 32.351 2.544 [26.975, 37.558] 0.304 0.108 [−0.017, 0.52]
Gender 27.126 5.125 [16.443, 37.596] 0.893 0.243 [0.112, 1.369]†
Education −4.909 2.067 [−9.134, −0.432]† −0.410 0.143 [−0.625, −0.096]†
VLS −6.140 7.700 [−19.527, 9.748] 0.538 0.099 [0.315, 0.726]
Block 7.191 2.318 [2.351, 11.694] 0.000 0.091 [−0.188, 0.168]
HIV 24.765 4.891 [15.298, 34.334] 0.109 0.109 [−0.097, 0.313]
METH 7.505 4.242 [−1.243, 16.52] 0.541 0.171 [0.047, 0.868]†

Note. HIV = human immunodeficiency virus. METH = methamphetamine dependence. VLS = Viral load suppression. Significant effects following bonferroni adjustment (p=.006) are bolded.

†

Significant at p=.05