Table 2.
Two by two tables for all included trials
| True positive | False negative | True negative | False positive | |
| Early PD vs normalcy | ||||
| Presynaptic | ||||
| Asenbaum | 23 | 6 | 30 | 0 |
| Haapanimie | 16 | 13 | 21 | 0 |
| Huang | 32 | 2 | 17 | 0 |
| Muller | 14 | 10 | 15 | 0 |
| Schwarz '00 | 28 | 0 | 9 | 0 |
| V. Laere (tracer FP-CIT) | 15 | 24 | 10 | 0 |
| V. Laere (tracer: TRODAT) | 3 | 34 | 10 | 0 |
| PD vs ET | ||||
| Presynaptic | ||||
| Booij '00 | 7 | 1 | 5 | 0 |
| Benamer '00 | 127 | 3 | 25 | 2 |
| Plotkin '05 | 24 | 1 | 11 | 0 |
| Eerola '05 | 92 | 0 | 16 | 0 |
| Vlaar '06 | 90 | 22 | 20 | 1 |
| Lokkegaard '02 | 44 | 1 | 8 | 0 |
| Asenbaum '98 | 23 | 6 | 32 | 0 |
| Lee '99 | 10 | 1 | 12 | 3 |
| Postsynaptic | ||||
| Vlaar '06 | 48 | 33 | 6 | 7 |
| Plotkin '05 | 25 | 0 | 0 | 11 |
| PD vs VP | ||||
| Presynaptic | ||||
| Vlaar '06 | 90 | 22 | 14 | 0 |
| Booij '00 | 7 | 1 | 4 | 0 |
| Eerola '05 | 92 | 0 | 11 | 4 |
| Lokkegaard '02 | 44 | 1 | 3 | 1 |
| Gerschlager '02 | 18 | 2 | 12 | 1 |
| Postsynaptic | ||||
| Vlaar '06 | 65 | 16 | 8 | 4 |
| PD vs APS | ||||
| Presynaptic | ||||
| Booij '00 | 7 | 1 | 1 | 2 |
| Benamer '00 | 127 | 3 | 1 | 27 |
| Plotkin '05 | 24 | 1 | 3 | 18 |
| Eerola '05 | 92 | 0 | 1 | 11 |
| Stoffers '05 | 30 | 32 | 2 | 6 |
| Lokkegaard '02 | 44 | 1 | 2 | 13 |
| Kim '02 | 18 | 0 | 1 | 12 |
| Lu '04 | 36 | 0 | 6 | 43 |
| Messa '98 | 13 | 0 | 0 | 5 |
| Pirker '02 | 26 | 10 | 3 | 7 |
| Vlaar '06 | 90 | 22 | 4 | 13 |
| postsynaptic | ||||
| Schwarz '93 | 45 | 2 | 9 | 6 |
| Schwarz '97 | 30 | 4 | 8 | 1 |
| Schwarz '98 | 53 | 5 | 5 | 2 |
| Buck '95 | 17 | 0 | 3 | 3 |
| Kim '02 | 18 | 0 | 5 | 8 |
| Oertel '93 | 49 | 12 | 6 | 0 |
| Oyanagu '02 | 7 | 0 | 2 | 4 |
| Pirker '97 | 9 | 0 | 0 | 10 |
| Plotkin '05 | 25 | 0 | 9 | 12 |
| Schwarz '94 | 19 | 0 | 1 | 1 |
| Seppi '04 | 12 | 5 | 13 | 2 |
| Tatsch '91 | 18 | 0 | 20 | 4 |
| Schelovsky '93 | 30 | 0 | 8 | 6 |
| Vlaar '06 | 65 | 16 | 16 | 10 |
| MSA vs PSP | ||||
| Presynaptic | ||||
| Vlaar '06 | 19 | 0 | 1 | 9 |
| Plotkin '05 | 7 | 0 | 1 | 5 |
| Pirker | 7 | 2 | 2 | 4 |
| Pirker | 18 | 0 | 1 | 9 |
| Kim '02 | 11 | 2 | 1 | 7 |
| Benamer '00 | 4 | 1 | 0 | 2 |
| Postsynaptic | ||||
| Buck '95 | 5 | 2 | 6 | 0 |
| Kim '02 | 1 | 1 | 2 | 2 |
| Plotkin '05 | 7 | 6 | 6 | 2 |
| Vlaar'06 | 10 | 4 | 3 | 6 |
| v. Royen '93 | 13 | 4 | 1 | 3 |
* In the statistic analyses +0.5 was taken for the zeroes in the 2 × 2 table.