Table 1.
Studies included in the analyses.
| Study by author | Total N | Clinical group N (gender) | TD group N (gender) | Age (years) clinical group | Age (years) TD group | |
|---|---|---|---|---|---|---|
| ASD | Abell et al., 1999 | 30 | 15 (12 males) | 15 (12 males) | 28.8 | 25.3 |
| Boddaert et al., 2004 | 33 | 21 (16 males) | 12 (7 males) | 9.3 | 10.8 | |
| Bonilha et al., 2008 | 28 | 12 (12 males) | 16 (16 males) | 12.4 | 13.2 | |
| Brieber et al., 2007 | 30 | 15 (15 males) | 15 (15 males) | Adults | Adults | |
| Craig et al., 2007 | 33 | 14 (0 males) | 19 (0 males) | 37.9 | 35 | |
| Ecker et al., 2010* | 44 | 22 (22 males) | 22 (22 males) | 27 | 28 | |
| Ecker et al., 2012 | 178 | 89 (89 males) | 89 (89 males) | 26 | 28 | |
| Hyde et al., 2010 | 30 | 15 (15 males) | 15 (15 males) | 22.7 | 19.2 | |
| Ke et al., 2008 | 32 | 17 (14 males) | 15 (12 males) | 8.9 | 9.7 | |
| Kwon et al., 2004 | 33 | 20 (20 males) | 13 (13 males) | 13.5 | 13.6 | |
| McAlonan et al., 2005 | 34 | 17 (16 males) | 17 (16 males) | 11 | 12 | |
| McAlonan et al., 2008 | 88 | 33 (27 males) | 55 (47 males) | 11.6 | 10.7 | |
| Riva et al., 2011 | 42 | 21 (13 males) | 21 (13 males) | 6.5 | 6.8 | |
| Rojas et al., 2006 | 47 | 24 (24 males) | 23 (23 males) | 20.8 | 21.4 | |
| Schmitz et al., 2006 | 22 | 10 (10 males) | 12 (12 males) | 36.0 | 38.0 | |
| Waiter et al., 2004 | 32 | 16 (16 males) | 16 (16 males) | 15.4 | 15.5 | |
| Wilson et al., 2009 | 20 | 10 (8 males) | 10 (7 males) | 30.1 | 29.4 | |
| Total ASD | 736 | 363 (323 males) | 373 (326 males) | 19.0 years (10.1 SD) | 18.7 years (9.2 SD) | |
| ADHD | Ahrendts et al., 2010 | 40 | 31 (20 males) | 31 (20 males) | 31.2 | 31.5 |
| Brieber et al., 2007 | 30 | 15 (15 males) | 15 (15 males) | 13.1 | 13.3 | |
| Carmona et al., 2005 | 50 | 25 (21 males) | 25 (21 males) | 10.8 | 11.2 | |
| Kobel et al., 2010 | 26 | 14 (14 males) | 12 (12 males) | 10.4 | 10.9 | |
| Lim et al., 2013 | 58 | 29 (29 males) | 29 (29 males) | 13.8 | 14.4 | |
| McAlonan et al., 2007 | 59 | 28 (28 males) | 31 (31 males) | 9.9 | 9.6 | |
| Overmeyer et al., 2001 | 34 | 18 (15 males) | 16 (15 males) | 10.4 | 10.3 | |
| Sasayama et al., 2010 | 35 | 18 (13 males) | 17 (12 males) | 10.6 | 10.0 | |
| van Wingen et al., 2013 | 29 | 14 (14 males) | 15 (15 males) | 32.0 | 37.0 | |
| Yang et al., 2008 | 114 | 57 (35 males) | 57 (34 males) | 11.1 | 11.7 | |
| Total ADHD | 497 | 249 (204 males) | 248 (204 males) | 15.3 years (8.7 SD) | 16.0 years (9.8 SD) | |
| Dyslexia | Brambati et al., 2004 | 21 | 10 (5 males) | 11 (5 males) | 31.6 | 27.4 |
| Brown et al., 2001 | 30 | 16 (16 males) | 14 (14 males) | 24 | 24 | |
| Eckert et al., 2005 | 26 | 13 (13 males) | 13 (13 males) | 11.4 | 11.3 | |
| Hoeft et al., 2007 | 38 | 19 (10 males) | 19 (10 males) | 14.4 | 14.4 | |
| Jednorog et al., 2013 | 81 | 46 (26 males) | 35 (13 males) | 10.3 | 10.3 | |
| Kronbichler et al., 2008 | 28 | 13 (13 males) | 15 (15 males) | 15.9 | 15.5 | |
| Silani et al., 2005 | 64 | 32 (32 males) | 32 (32 males) | 24.4 | 26.3 | |
| Siok et al., 2008 | 32 | 16 (8 males) | 16 (13 males) | 11.0 | 11.0 | |
| Steinbrink et al., 2008 | 16 | 8 (6 males) | 8 (6 males) | 20.1 | 23.7 | |
| Vinckenbosch et al., 2005 | 23 | 13 (13 males) | 10 (10 males) | Adults | Adults | |
| Total Dyslexia | 336 | 173 (142 males) | 163 (121 males) | 18.1 (7.4 SD) | 18.2 (7.1 SD) |
*
This study used support vector machine (SVM) analysis of VBM data.