| Study | Population |
Metabolic disorder | Participants | No. of cases (D) |
No. of control (ND) | Genotype | Pro/Pro | Pro/Ala | Ala/Ala | D | ND | D | ND | D | ND |
| Ghoussaini et al., 2005 [17] | French | T2D + RIS | 946 | 628 | 318 | 511 | 246 | 113 | 63 | 4 | 9 | Lindi et al., 2002 [21] | Finnish | T2D | 490 | 248 | 242 | 163 | 174 | 79 | 61 | 6 | 7 | Chistiakov et al., 2010 [22] | Russian | T2D + RIS | 1185 | 588 | 597 | 401 | 353 | 167 | 208 | 20 | 36 | Oh et al., 2000 [1] | Korean | T2D | 229 | 58 | 171 | 54 | 157 | 3 | 14 | 1 | 0 | Bouassida et al., 2005 [23] | Tunisian | T2D | 488 | 242 | 246 | 216 | 221 | 26 | 23 | 0 | 2 | Malecki et al., 2003 [24] | Polish | T2D | 644 | 366 | 278 | 256 | 202 | 99 | 66 | 11 | 10 | Pintérová et al., 2004 [25] | Czech | T2D | 230 | 133 | 97 | 99 | 61 | 31 | 30 | 3 | 6 | Mori et al., 2001 [26] | Japanese | T2D | 3413 | 2201 | 1212 | 2097 | 1114 | 103 | 96 | 1 | 2 |
| Summary | | | 7625 | 4464 | 3161 | 3797 | 2528 | 621 | 561 | 46 | 72 |
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