Table 2

Comparison of Individuals Providing Only Baseline Data and Individuals Providing Complete Data at Baseline and at Six Months' Follow-Up

Characteristic1
Baseline Only (n = 32)
Available at Baseline and 6 months (n = 95)
Statistical Test2
p

Age
38.97 (7.96)
37.65 (7.10)
U = 1391.5
0.59
Race (% AA)
71.9
86.3
χ2 = 3.49
0.06
Gender (% male)
68.8
74.7
χ2 = 0.44
0.51
Education
12.93 (3.45)
13.03 (2.02)
U = 1465
0.76
Diagnostic Category at Baseline (%)


χ2 (df 3) = 0.08
0.99
ARD Only (%)
9.4
10.5


MRD Only (%)
28.1
26.3


Combo (%)
31.3
32.6


None (%)
31.3
30.5


Abstinent (%)3
100.0
98.9
χ2 = 0.34
0.56
Anti-social Personality Disorder (%)
28.1
31.6
χ2 = 0.13
0.71

Table Notes

1. Abbreviations: ARD = anxiety-related disorder; MRD = mood-related disorder; Combo = presence of both ARD and MRD; AA = African American.

2. Continuous variables are compared with the Mann-Whitney U-Test, and categorical variables are compared with the χ2 test (df = 1 for all comparisons except where noted).

3. Abstinent (%) refers to abstinence at baseline, by urine test in the first few days after entering treatment

Kertesz et al. Substance Abuse Treatment, Prevention, and Policy 2006 1:27   doi:10.1186/1747-597X-1-27

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