“…Seven studies (12.9%) employed 2 SDQ versions [ 29 , 32 , 40 , 42 , 43 , 47 , 65 ]. Thirty-one studies (57.4%) used only one version of the SDQ, of which 22 used the SDQ-S [ 26 , 30 , 34 , 35 , 37 – 39 , 41 , 45 , 46 , 53 , 55 , 56 , 58 , 60 , 62 , 64 , 69 – 71 , 75 , 78 ], four the SDQ-T [ 25 , 27 , 36 , 59 ] and five the SDQ-P [ 33 , 48 , 61 , 67 , 68 ] (see Table 2 for summary of results by SDQ versions). In the remaining 12 articles (22.2%), three used only the peer and conduct problem subscales from the SDQ self-report version [ 28 , 31 , 77 ], one used only the peer and emotional problem subscales [ 66 ], while a further two articles used only the conduct subscale of the self-report SDQ [ 52 , 54 ].…”