Table 3.

Papers relating to the Lidcombe Program summary

Author, date	Design	Risk of bias	Country	Population
Bonelli et al., 2000	Before and after	Higher	Australia	Pre‐school, N = 9
Femrell et al., 2012	Before and after	Higher	Sweden	Pre‐school, N = 10
Harris et al., 2002	Quasi‐RCT	Lower	Australia	Children—age unclear, N = 23
Harrison et al., 2004	Before and after	Lower	Australia	Pre‐school, N = 38
Jones et al., 2000	Before and after	Lower	Australia	Pre‐school, N = 216
Jones et al., 2005	RCT	Lower.	New Zealand	Pre‐school, N = 54
Jones et al., 2008	RCT	Lower	Australia/New Zealand/USA	School age, N = 28
Kingston et al., 2003	Before and after	Higher	UK	Pre‐school, N = 78
Koushik et al., 2009	Before and after	Lower	Canada	School age, N = 11
Koushik et al., 2011	Cross‐sectional (retrospective case note analysis)	Higher	USA	Pre‐school, N = 134
Lattermann et al., 2008	Quasi‐RCT	Lower	Germany	Pre‐school, N = 45
Lewis et al., 2008	RCT	Lower	Australia	Pre‐school, N = 18
Lincoln and Onslow, 1997	Cross‐sectional (follow‐up data)	Higher	Australia	School age, N = 43
Lincoln et al., 1996	Before and after	Higher	Australia	School age, N = 11
Miller and Guitar, 2009	Cross‐sectional (long‐term outcomes data)	Lower	USA	Pre‐school, N = 15
O'Brian et al., 2013	Before and after	Lower	Australia	Pre‐school, N = 57
Onslow et al., 1994	Controlled before and after	Higher	Australia	Pre‐school, N = 11
Onslow et al., 1990	Before and after	Higher	Australia	Pre‐school, N = 4
Onslow et al., 2002	Cross‐sectional	Higher	Australia	School age, N = 8
Rousseau et al., 2007	Before and after	Lower	Australia	Children—unspecified age, N = 29
Wilson et al., 2004	Before and after	Higher	Australia	Pre‐school and school age, N = 5
Woods et al., 2002	Before and after	Lower	Australia	Pre‐school and school age, N = 8