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. Author manuscript; available in PMC: 2010 Jan 5.
Published in final edited form as: Addiction. 2009 Mar;104(3):391–401. doi: 10.1111/j.1360-0443.2008.02467.x

Table 1.

Participant characteristics for the sample as a whole and by treatment condition

Variable Total
(n = 169)
TAU
(n = 58)
DIR
(n = 53)
MOT
(n = 58)
M or % SD M or % SD M or % SD M or % SD
Age 43.8 (11.0) 45.2 (11.8) 40.8 (10.9) 45.3 (9.9)
Gender
 Male 66.3% 65.5% 62.3% 70.7%
 Female 33.7% 34.5% 37.7% 29.3%
Marital Status
 Single 22.5% 17.2% 26.4% 24.1%
 Married or cohabitating 48.5% 44.8% 49.1% 51.7%
 Divorced, separated or widowed 29.0% 37.9% 24.5% 24.1%
Ethnicity
 White 88.2% 86.2% 88.7% 89.7%
 Black 9.5% 12.1% 9.4% 6.9%
 Other 2.4% 1.7% 1.9% 3.4%
Years of Education 14.7 (2.7) 14.8 (2.8) 14.8 (2.6) 14.5 (2.7)
Any AA Attendance 21.9% 17.2% 24.5% 24.1%
AA Meetings 0.7 (2.5) 0.6 (2.5) 1.0 (3.0) 0.6 (1.8)
AA Behaviors 1.4 (1.7) 1.3 (1.7) 1.4 (1.6) 1.5 (1.8)
AA Steps 2.6 (3.9) 2.5 (3.7) 1.9 (3.2) 3.2 (4.5)

PDA 35.4 (28.9) 35.7 (29.0) 38.8 (30.2) 32.1 (27.6)

PDH 32.7 (32.1) 30.8 (32.4) 33.0 (32.6) 34.4 (31.9)
DrInC 41.3 (22.4) 39.7 (21.6) 44.8 (24.2) 39.7 (21.5)
Sessions Attended 6.9 (4.6) 7.5 (4.6) 7.4 (4.7) 5.9 (4.5)
Completed Treatment 57.4% 63.8% 62.3% 46.6%
Participation at 3 months 89.9% 86.2% 96.2% 87.9%
Participation at 6 months 87.0% 86.2% 90.6% 84.5%
Participation at 9 months 84.0% 81.0% 88.7% 82.8%
Participation at 12 months 82.2% 75.9% 88.7% 82.8%

Notes. TAU = Treatment as usual comparison condition; DIR = directive AA facilitation condition; MOT = motivational AA facilitation condition. Any AA Attendance = proportion of participants who attended at least one AA meeting during the six-month baseline period. AA Meetings = the number of meetings per month during the six-month baseline period. AA Behaviors and AA Steps are from the Alcoholics Anonymous Involvement questionnaire at baseline and represent lifetime scores. PDA = percent days abstinent during the six-month baseline period. PDH = percent days of heavy (greater than six standard drinks) drinking during the six-month baseline period. DrInC = Drinker Inventory of Consequences total score for the six-month baseline. Sessions Attended = number of treatment sessions attended out of a possible 12. Completed Treatment = proportion who completed at least 6 of the 12 total treatment sessions. Participation at the various time points reflects the proportion who completed the Timeline Follow-Back interview (from which AA meeting attendance, PDA, and PDH were drawn) at that assessment wave.