From: FTO gene polymorphisms and obesity risk: a meta-analysis
Study | Publication year | Country | Ethnicity | Case | Control | ||
---|---|---|---|---|---|---|---|
 |  |  |  | Mean age (SD) (years) | Mean BMI (SD) (kg/m 2) | Mean age (SD) (years) | Mean BMI (SD) (kg/m 2) |
Frayling_a [4]a | 2007 | UK | Caucasian | NAg | NA | 28.4 (4.7) | 22.7 |
Frayling_b | 2007 | UK | Caucasian | NA | NA | 31.0 | 24.4 |
Frayling_c | 2007 | UK | Caucasian | NA | NA | 40.6 (6.1) | 25.6 |
Frayling_d | 2007 | UK | Caucasian | NA | NA | 56.7 (4.5) | 26.4 |
Frayling_e | 2007 | UK | Caucasian | 60.1 (8.8) | 32.8 | 59.7 (9.0) | 26.1 |
Frayling_f | 2007 | UK | Caucasian | NA | NA | 68.8 (5.5) | 27.2 |
Frayling_g | 2007 | UK | Caucasian | NA | NA | 74.3 (6.9) | 27.2 |
Hinney [43]b | 2007 | Germany | Caucasian | 14.4 (3.7) | 33.4 (6.8) | 26.1 (5.8) | 18.3 (1.1) |
Dina_a [6] | 2007 | France | Caucasian | 44 (12) | 47 (7.6) | 51 (10) | 22.8 (2) |
Dina_b | 2007 | France | Caucasian | 10.6 (3.5) | NA | 49 (5.5) | 22.3 (2.3) |
Dina_c | 2007 | France | Caucasian | 11.8 (3.1) | 29.8 (5.8) | 22.0 (3.7) | 21.1 (2.0) |
Dina_d | 2007 | Switzerland | Caucasian | NA | 46.7 (5.5) | NA | NA |
Dina_e | 2007 | Germany | Caucasian | 11.6 (2.7) | NA | 11.7 (1.7) | NA |
Song_H [31]c | 2007 | USA | Hispanic | NA | NA | 61.1 (6.71) | 30.9 (7.1) |
Song_AP | 2007 | USA | Asian | NA | NA | 60.2 (6.77) | 29.0 (5.78) |
Song_B | 2007 | USA | African | NA | NA | 63.8 (7.58) | 24.7 (4.49) |
Villalobos [40] | 2008 | Mexico | South American | 43.9 (13.1) | 39.4 (8.6) | NA | NA |
Chang [35] | 2008 | China-Taiwan | Asian | 37.0 (0.56) | 38.9 (8.2) | 61.1 (0.33) | 24.0 (2.9) |
Hotta [37] | 2008 | Japan | Asian | 49.1 (14.2) | 34.5 (5.4) | 48.2 (16.5) | 21.7 (2.1) |
Li [15] | 2008 | China | Asian | NA | NA | 58.6 (6.0) | 24.2 |
Peeters [41] | 2008 | Belgium | Caucasian | NA | 38.3 (0.3) | NA | NA |
Jacobsson_2008 [42] | 2008 | Sweden | Caucasian | 12.6 (3.3) | 35.4 (6.6) | 17.1 (0.8) | 21.1 (2.6) |
Muler [44]d | 2008 | Germany | Caucasian | 10.7 (3.1) | 28.9 (5.2) | 24.6 (2.6) | 21.8 (1.1) |
Andreasen_a [45] | 2008 | Denmark | Caucasian | NA | NA | 46.2 (7.9) | 26.3 (4.6) |
Andreasen_be | 2008 | Denmark | Caucasian | NA | NA | 60.0 (6.8) | 28.6 (4.9) |
Andreasen_c | 2008 | Denmark | Caucasian | NA | NA | 58.5 (8.1) | 26.5 (4.2) |
Grant_C [51] | 2008 | USA | Caucasian | 2-18 | BMI ≥95th percentile | 2-18 | BMI<95th percentile |
Grant_AA | 2008 | USA | African | 2-18 | BMI ≥95th percentile | 2-18 | BMI<95th percentile |
Price [33] | 2008 | USA | Caucasian | 41.1 (9.4) | 49.1 (8.8) | 42.6 (8.8) | 20.8 (1.8) |
Legry [36] | 2008 | France | Caucasian | 52.9 (8.2) | 33.8 (3.5) | 48.9 (8.5) | 22.5 (1.8) |
Gonzalez [39] | 2009 | Spain | Hispanic | 58.0 (11.0) | 33.0 (3.3) | 54.0 (11.0) | 25.8 (2.6) |
Zabena [38] | 2009 | Spain | Hispanic | 44.8 (12.5) | 45.5 (7.4) | 45.5 (7.3) | 24.3 (2.4) |
Tabara [32]f | 2009 | Japan | Asian | NA | NA | 61.0 (14.0) | 23.4 (3.2) |
Attaoua [49] | 2009 | France | Caucasian | 39.1 (11.4) | 39.4 (3.8) | 39.6 (11.6) | 23.8 (2.6) |
Meyre_FC [50] | 2009 | France | Caucasian | 11.5 (3.1) | 29.0 (9.8) | 21.0 (4.5) | 20.74 (2.2) |
Meyre_FA | 2009 | France | Caucasian | 41.1 (10.9) | 49.4 (7.8) | 49.1 (5.5) | 22.3 (2.3) |
Meyre_SA | 2009 | Switzerland | Caucasian | 42.4 (11.5) | 43.7 (7.2) | NA | NA |
Meyre_GC | 2009 | Germany | Caucasian | 11.8 (2.9) | 29.7 (9.2) | 11.8 (2.9) | 18.15 (8.1) |
Thorleifsson [52] | 2009 | Mixed | Mixed | NA | NA | NA | NA |
Willer [34] | 2009 | Mixed | Mixed | NA | NA | NA | NA |
Renstrom [53] | 2009 | Sweden | Caucasian | 52.6 (9.5)h | >30 | 52.6 (9.5) h | 18.5-24.9 |
Jacobsson_2009 [47] | 2009 | Sweden | Caucasian | 50.0 (0) | 32.1 (1.9) | 50.0 (0) | 24.8 (1.8) |
Karasawa [48]f | 2010 | Japan | Asian | NA | NA | 63.0 (1.2) | 23.5 (3.2) |
Liu [46] | 2010 | China | Asian | NA | NA | 58.0 (9.0) | 24.5 (3.2) |
Cheung [30] | 2010 | China | Asian | 46.3 (11.9) | 32.2 (4.9) | 45.0 (12.5) | 21.2 (1.2) |