Table A1. Overview of the Included Studies in the Meta-analysis Onset DSM edition DSM Eating disorder Mean ED Assess PD edition First author Year Country age (age) Weight % women Sample ment ED PD Ames-Frankel 1992 USA 26.8 19.7 In & Out Intervi III-R III-R BN Normal 100 ew Anderluha 2003 England AN 27.9 16.3 Underweightt 100 In & Out Intervi Other1 IV BN 26.7 16.8 Normal ew Becker 2015 USA 44.7 24.87 Recruited Intervi IV IV BED Overweight 75 ew Bellodi 1990 Italy - - Outpatients Intervi III III AnyED - - ew Bolle 2010 Belgium 25.8 - Inpatients Intervi IV IV ANr - 100 ew ANp BN Bossert-Zaudig 1993 Germany 23.1 17.4 Inpatients Intervi III-R III-R BN Normal 100 ew Bourke 2006 New BN 26.07 - Underweight 100 Outpatients Intervi III-R III-R Zealand ew Braun 1994 USA ANr 24.8 - Underweight 100 Inpatients Intervi III-R III-R ANbp 24.2 - Underweight ew BN 24.4 - Normal Bulik 1995 New 28.0 19.0 Outpatients Intervi III-R III-R Zealand BN - 100 ew Carlat 1997 USA AN - 19.0 Underweight 0.0 In & Out Clin - IV BN - 19.5 Overweight Assess EDNOS - 19.1 Overweight Carolla 1996 Australia 25.5 - Outpatients Intervi IV IV BN Normal 100 ew Cooper 1988 USA AN - - - Recruited Clin - III BN 25.7 20.2 Normal - Assess EDNOS - - - Copeland 1995 USA 24.0 18.2 Outpatients Intervi III III-R ANBN - 100 ew Diaz-Marsáa 2000 Spain ANr 21.5 - - 100 Outpatients Intervi IV IV ANbp 21.5 - - ew BN 21.5 - - Dias-Marsáa 2011 Spain ANr 25.3 18.6 Outpatients Intervi IV IV - Underweight 100 ew ANbp 24.8 19.3 - Underweight BN 26.6 18.9 - Normal Eddy 2002 USA ANr 22.3 18.9 Underweight 100 In & Out Intervi III III-R ANbp 22.7 16.2 Underweight ew Fahy 1993 England 23.9 19.3 Outpatients Intervi Other1 III-R BN Normal 100 ew Favoro 2007 Italy 23.6 18.1 Outpatients Intervi IV IV BN - 100 ew (continued)

Table A1. Overview of the Included Studies in the Meta-analysis (continued) Onset DSM edition DSM Eating disorder Mean ED Assess PD edition First author Year Country age (age) Weight % women Sample ment ED PD Fichter 2004 Germany 25.6 - Inpatients Intervi IV IV BN Normal 100 ew Gartner 1989 USA ANr - - - Inpatients Intervi III-R III-R ANbp 24.0 18.7 - 100 ew BN - - Gillberga 1995 Sweden 21.0 14.3 Recruited Intervi III-R III-R AN - 94 ew Godt 2008 Denmark AN 23.8 - Underweight 100 Outpatients I and Q III-R IV ANbp 23.8 - - BN 23.8 - Normal EDNOS 23.8 - Normal Grilo 1996 USA 19.8 - Inpatients Intervi III-R III-R AnyED - 100 ew Grilo 2002 USA 43.7 - Outpatients Intervi IV IV BED - 77 ew Hay 1991 New BN - - - 72 Inpatients Clin - III-R Zealand EDNOS - - - Assess Hertzog 1995 Germany ANr 25.1 18.4 - 96 In & Out Intervi - IV ANbp 22.8 15.7 Underweight ew BN 23.7 16.9 Underweight EDNOS - - Normal Hertzog 1992 England AN 24.5 18.5 Underweight 100 Outpatients Intervi III III-R ANbp 26.2 17.0 Normal ew BN 25.5 20.4 Normal Inceoglu 2000 Germany AN - - - - Outpatients Questi III-R IV BN - - onnaire Johnson 1989 USA 25.0 - Inpatients Questi III III BN Normal 98 onnaire Jolanta 2000 Polen - - In & Out Intervi IV III-R AN - 100 ew Jordan 2008 New AN 20.5 16.0 - 100 Outpatients Questi III III Zealand BN 25.0 18.5 - onnaire Karwautza 2002 England 27.7 15.3 In & Out Intervi Other1 IV AN Underweight 100 ew Kennedy 1995 Canada 26.9 17.9 Inpatients Intervi III-R III ANBN Underweight 100 ew Kennedy 1990 Canada 26.5 19.4 Inpatients Questi III III-R ANBN - 100 onnaire Koepp 1993 Germany - - Inpatients Clin III-R III-R ANBN - 100 Assess (continued)

Table A1. Overview of the Included Studies in the Meta-analysis (continued) Onset DSM edition DSM Eating disorder Mean ED Assess PD edition First author Year Country age (age) Weight % women Sample ment ED PD Kozyk 1998 Australia - - Outpatients Intervi III-R III-R BN - 100 ew Larsona 2004 Sweden 26.1 17.6 Outpatients Questi IV IV ANBN Normal 100 onnaire Lilenfelda 1998 USA AN 24.5 16.3 Normal 100 In & Out Intervi III-R III-R BN 25.3 16.9 Normal ew Loas 2002 Switzerlan AN - - - 97 Outpatients Intervi IV IV d/ France BN - - - 95 ew Maranon 2007 Spain ANr - - - 100 Outpatients Intervi IV IV-TR ANbp - - - ew BN - - - EDNOS - - - Matsunaga 1998 Japan AN 22.4 19.3 Underweight 97 In & Out Intervi III-R III-R ANbp 24.3 19.3 Underweight ew BN 22.9 19.2 Normal McCann 1991 USA 35.3 - Outpatients Intervi III-R III-R BN Overweight 100 ew McClelland 1991 England AN 27.0 19.0 - 100 - Intervi III III-R ANbp 24.4 18.3 ew Milos 2003 Switzerlan ANbp 24.9 17.5 Underweight 100 In & Out Intervi IV IV d BN 27.2 17.5 Normal ew EDNOS 28.1 17.5 Normal Monteleone 2005 Italy 24.5 - Outpatients Intervi IV IV BN Normal 100 ew Murakami 2002 Japan 21.4 17.9 Outpatients Intervi IV IV AnyED Underweight - ew Nagata 2002 Japan 24.7 17.1 Outpatients Intervi III-R IV AnyED Underweight 100 ew Normana 1993 USA AN 25.0 18.0 - - Outpatients Questi III III-R ANbp 25.0 19.5 - onnaire BN 23.7 18.0 - Pham-Scottez 2012 France 24.9 18.4 Ipatients Intervi IV IV ANr Underweight 100 ew 24.9 18.4 Ipatients Intervi IV IV ANbp Underweight 100 ew Picott 2003 USA 41.3 - Recruited Intervi IV IV BED Overweight 92 ew Piran 1988 Canada ANr 23.4 19.1 Underweight 100 Inpatients Clin III III ANbp 23.7 18.5 Underweight Assess Powers 1988 USA 28.8 - Recruited Intervi III-R III-R BN Normal 100 ew (continued) Table A1. Overview of the Included Studies in the Meta-analysis (continued) Onset DSM edition DSM Eating disorder Mean ED Assess PD edition First author Year Country age (age) Weight % women Sample ment ED PD Ristvedt 1996 USA 25.6 - Out & Recruited Questi III-R III-R BN Normal 100 onnaire Rossiter 1993 USA 29.6 20.3 Outpatients Intervi III-R III-R BN - 100 ew Rø 2005 Norway AN 29.7 16.0 Underweight 100 Inpatients Intervi IV IV BN 29.7 16.0 Normal ew EDNOS 29.7 16.0 Normal Sansonea 1994 USA 28.0 - In & Out Intervi III-R - Any ED - 100 ew Sansone 1989 USA 28.8 - In & Out Clin III III-R AnyED - 100 Assess Schmidta 1990 USA BN 19.0 - - 100 Recruited Intervi III-R III-R EDNOS 19.0 - - ew Selby 2012 USA BN 25.3 23.9 - 100 Recruited Intervi IV IV ew Sexton 1998 USA ANBN 26.2 - - 100 Inpatients Intervi III-R IV ew Skodol 1993 USA AnyED - 17.9 - 56 In & Out Intervi III-R III-R ew Specker 1994 USA BED 39.2 - Overweight 100 Recruited Questi III-R IV onnaire Steiger 1996 Canada 26.0 19.4 Outpatients Intervi III-R III-R BN Normal 100 ew Steigera 1991 Canada ANr 29.6 19.0 - 100 Inpatients Questi III-R III-R ANbp 29.8 15.3 - onnaire BN 27.5 17.5 - Stice 2001 USA 40.0 - Recruited Intervi III-R IV BED Overweight 100 ew Striegel-Moore 1999 USA AN 52.0 - - 0.0 Inpatients Clin - Other2 BN 45.8 - - Assess EDNOS 56.7 - - Sunday 1993 USA - - Inpatients Intervi III-R III-R BN - 100 ew Sunday 2001 USA ANr - - - In & Out Intervi IV IV ANbp - - - ew BN 29.2 - - 100 Suzuki 1994 Japan - 19.2 In & Out Intervi III-R III-R BN - 100 ew Telch 1998 USA 43.5 18.7 Recruited Intervi III-R IV BED Overweight 100 ew Thompson- 2005 USA 28.5 - Outpatients Clin IV IV Brenner BN - 100 Assess Thorton 1997 Australia AN - - - 100 Inpatients Intervi III-R III-R BN - - - ew Tozzi 2006 Nord Am AnyED 27.9 17.1 Normal 100 In & Out Intervi IV IV & Euro ew (continued)

Table A1. Overview of the Included Studies in the Meta-analysis (continued) Onset DSM edition DSM Eating disorder Mean ED Assess PD edition First author Year Country age (age) Weight % women Sample ment ED PD van den Hout 2006 Netherlan - - Inpatients Intervi - - ds AnyED - - ew van Hanswijck de 2003 England BN 28.1 - Overweight 100 Outpatients Intervi IV IV Jonge BED 36.9 - Overweight ew Vize 1995 England 24.8 20.1 In & Out Questi III-R III-R AnyED - 100 onnaire Waller 1993 England ANr - - - Outpatients Clin III-R III-R ANbp - - - 100 Assess BN - - - Wiederman 1997 USA ANr 26.7 - 100 - Questi - III-R ANbp 26.7 onnaire BN 26.7 - Wifley 2000 USA BED 45.2 - Overweight 83 Recruited Intervi III-R III-R ew Wiseman 1999 USA AnyED 27.1 17.6 - 100 In & Out Intervi IV IV ew Wonderlich 1990 USA ANr 21.4 17.0 Underweight 100 Inpatients Intervi III-R - ANbp 22.9 16.5 Underweight ew BN 23.4 17.8 Normal Yager 1989 USA ANbp - - - 100 Recruited Questi III III BN 24.7 14.9 Normal onnaire EDNOS 24.7 14.9 Normal Yanovski 1993 USA 36.1 - Recruited Intervi III-R III-R BED Overweight 77 ew Yates 1989 USA - - Recruited Questi III III-R BN - 100 onnaire Zanarini 1990 USA 26.2 18.3 Outpatients Intervi III III BN Normal 100 ew Zeeck 2000 Germany 24.0 17.9 Inpatients Intervi Other1 Other1 AN Underweight 88 ew Zerbe 1993 USA 28.4 - Inpatients Clin III-R III-R AnyED - 91 Assess Note. ED = eating disorder, PD = personality disorder; AN = anorexia nervosa, BN = bulimia nervosa, ANBN = any type of anorexia nervosa and bulimia nervosa, ANr = anorexia nervosa, restrictive type, ANbp = anorexia nervosa, bulimic type, EDNOS = eating disorder not otherwise specified, BED = binge eating disorder, AnyED = any type of eating disorder; In & Out = inpatients and outpatients, Out & Recruited = outpatients and recruited; Clin Assess = clinical assessment. aStudies which included healthy control groups used in the analyses. 1ICD-10. 2ICD-9-CM.