Quality assessment of all 12 included studies
| First author, yReference . | Adequate description of study population . | Tests conducted before FNAIT diagnosed . | Sample size predetermined . | All eligible patients screened . | Were normal samples included? . | Clear definitions of associations . | Blind outcome assessment . | Reproducibility of testing assessed . | Missing data reported . | Confounding factors analyzed . |
|---|---|---|---|---|---|---|---|---|---|---|
| Prospective studies | ||||||||||
| Williamson, 199835 | Yes | Yes | No | Yes | Yes | Yes | No | No | Yes | Yes |
| Maslanka, 200329 | No | Yes | No | Yes | No | Yes | No | No | No | No |
| Turner, 200532 | Yes | Yes | No | Yes | Yes | Yes | No | No | Yes | No |
| Kjeldsen-Kragh, 201926 | Yes | No | No | No | No | Yes | No | No | Yes | No |
| Retrospective studies | ||||||||||
| Valentin, 199033 | No | No | No | No | Yes | Yes | No | No | No | No |
| L'Abbé, 199227 | Yes | Yes | No | No | Yes | Yes | No | No | No | No |
| Braud, 199419 | No | No | No | Yes | Yes | Yes | No | No | No | No |
| Loewenthal, 201328 | No | No | No | Yes | Yes | Yes | No | Yes | No | Yes |
| Peterson, 201330 | Yes | No | No | Yes | No | Yes | No | No | Yes | No |
| Delbos, 201621 | Yes | No | No | Yes | Yes | Yes | No | No | No | Yes |
| Sainio, 201631 | Yes | No | No | No | Yes | Yes | No | No | No | Yes |
| Wienzek-Lischka, 201734 | Yes | No | No | Yes | No | Yes | No | No | No | No |
| First author, yReference . | Adequate description of study population . | Tests conducted before FNAIT diagnosed . | Sample size predetermined . | All eligible patients screened . | Were normal samples included? . | Clear definitions of associations . | Blind outcome assessment . | Reproducibility of testing assessed . | Missing data reported . | Confounding factors analyzed . |
|---|---|---|---|---|---|---|---|---|---|---|
| Prospective studies | ||||||||||
| Williamson, 199835 | Yes | Yes | No | Yes | Yes | Yes | No | No | Yes | Yes |
| Maslanka, 200329 | No | Yes | No | Yes | No | Yes | No | No | No | No |
| Turner, 200532 | Yes | Yes | No | Yes | Yes | Yes | No | No | Yes | No |
| Kjeldsen-Kragh, 201926 | Yes | No | No | No | No | Yes | No | No | Yes | No |
| Retrospective studies | ||||||||||
| Valentin, 199033 | No | No | No | No | Yes | Yes | No | No | No | No |
| L'Abbé, 199227 | Yes | Yes | No | No | Yes | Yes | No | No | No | No |
| Braud, 199419 | No | No | No | Yes | Yes | Yes | No | No | No | No |
| Loewenthal, 201328 | No | No | No | Yes | Yes | Yes | No | Yes | No | Yes |
| Peterson, 201330 | Yes | No | No | Yes | No | Yes | No | No | Yes | No |
| Delbos, 201621 | Yes | No | No | Yes | Yes | Yes | No | No | No | Yes |
| Sainio, 201631 | Yes | No | No | No | Yes | Yes | No | No | No | Yes |
| Wienzek-Lischka, 201734 | Yes | No | No | Yes | No | Yes | No | No | No | No |