. 2011 Jun 30;13(2):e42. doi: 10.2196/jmir.1691

Table 1.

Selected characteristics of studies (N = 9)

Author, Year, Country	Mode of Delivery/ Setting^a	Target Group, Inclusion Criteria	Intervention(s)/ Dose	Recruitment	N^b	Control	Analysis and Timing of Posttreatment Assessment	Attrition Rate (%)
Boon and Huiberts, 2006, Netherlands [49]	Internet/ research setting	Males/females, ≥ 21/14 units/week and/or ≥ 6/4 units on ≥ 1 day/week	PNF^c/ single session	Community	191	Alcohol leaflet	Completers only/ 9 months	32
Boon et al, 2011, Netherlands [50]	Internet/ research setting	Males, ≥ 21 units/week and/or ≥ 6 units on ≥1 day/week	PNF^c/ single session	Community	450	Alcohol leaflet	Intention-to-treat/ 1 month	8
Cunningham et al, 2009, Canada [31]	Internet/ home	Alcohol Use Disorders Identification Test (AUDIT) ≥ 11	PNF^c/ single session	Community	72	Alcohol leaflet	Intention-to-treat/ 3 months	8
Doumas and Hannah, 2008, United States [45]	Internet/ Work-place	Males/females, ≥1 occasions with ≥ 5/4 drinks in last 2 weeks	PNF^c/ single session	Workplace	22	Assess-ment only	Completers only/ 1 month	37
Hester and Delaney, 1997, United States [51]	CD-ROM/ health care setting	AUDIT ≥ 8; males/females > 120/70 units/month or ≥ 6 units on ≥ 1 day/week	BSC^d/ 8 sessions	Community	40	Waiting list	Completers only/ 10 weeks	0
Hester et al, 2005, United States [52]	CD-ROM/ health care setting	AUDIT ≥ 8	PNF^c, BSC^d, MI^e/single session extened	Community	61	Waiting list	Completers only/ 4 weeks	0
Kramer et al, 2009, Netherlands [53]	TV/ Internet/ manual/ home	Males/females, > 21/14 units/week and/or ≥ 6/4 units on ≥ 1 day/week past month	BSC^d, CBT^f, MI^e/ 5 sessions	Community	181	Waiting list	Intention-to-treat/ 5 weeks	6
Neumann et al, 2006, Germany [54]	Internet/ ED^g	AUDIT ≥ 5	PNF^c/ single session	Emergency department	275	Assess-ment only	Completers only/ 6 months	37
Riper et al, 2008, Netherlands [57]	Internet/ home	Males/females, >21/14 units/week or ≥6/4 units/≥1 day for past 3 months	BSC^d, CBT^f, MI^e/ 6 weeks	Community	261	Alcohol leaflet	Intention-to-treat/ 6 months	42

^a At time of study; hence differences may exist between study and real life delivery

^b Number of problem drinkers

^c Personalized normative feedback

^d Behavioral self-control training

^e Motivational interviewing

^f Cognitive behavioral therapy

^g Emergency department