Table 1. Summary of the studies included in the meta-analysis.
| Author (year) | Ages (year) | Time after | Ethnic origin | Sample | Abnormalglucose | Reference | Cutoff (%) | TP | FP | FN | TN |
| delivery | size | tolerancen (%) | standard | ||||||||
| Gingras et al (2013) | 36.4±4.8 | 3.5±1.9 year | non-Hispanicwhite 94.6% | 178 | 14 (79.2) | 75gOGTT | 5.7 | 68 | 6 | 73 | 31 |
| Katreddy et al (2013) | 29±4.6 | 6 weeks | Caucasians (70%)Asian 29.6% | 203 | 32 (15.8) | 75gOGTT | 6.0 | 12 | 22 | 20 | 149 |
| Picón et al (2012) | 34.6±4.7 | 13.3±3.0 months | White 100% | 231 | 106 (45.9) | 75gOGTT | 5.7 | 24 | 20 | 82 | 105 |
| Romualdo et al (2012) | 33.3±4.6 | 11±2 months | Caucasian 100% | 56 | 32 (57.1) | 75gOGTT | 5.7 | 15 | 7 | 17 | 17 |
| Megia et al (2012) | unknown | Within 1 year | European 91.5%,Arabic 5.5% | 364 | 101 (27.8) | 75gOGTT | 5.7 | 14 | 7 | 87 | 256 |
| Kim et al (2012) | 36±4 | 18±12 months | White 73%, Asian 11%Afircan American 11% | 54 | 23 (46.2) | 75gOGTT | 5.7 | 15 | 10 | 8 | 21 |
TP: true-positive; FN: false-negative; FP: false-positive; TN: true-negative; OGTT: oral glucose tolerance test.