Table 2.
Diagnostic Abbreviations
| Andreasen | Negative and positive schizophrenia, Andreasen and Olsen155 |
| Astrup | Astrup et al156 |
| Bland | Bland and Orn42 |
| Bleu | Eugen Bleuler84 |
| Catego | Catego (narrow or nuclear schizophrenia = S+, broad = S+, P+, S?, P?, and O?), Wing et al157 |
| CDC | Composite Diagnostic Checklist Criteria41 |
| Cloninger | Cloninger et al158 |
| Crow | Crow159 |
| Dongier | Acute delusional psychosis, M. Dongier160 |
| DSM2 | DSM-II, APA161 |
| DSM3 | DSM-III, APA6 |
| DSM3R | DSM-III-R, APA162 |
| DSM4 | DSM-IV, APA163 |
| Edwards | “North America,” Edwards161,164 |
| Farmer | Farmer et al165 |
| FC | Frankfurt Classification System166 |
| Feig | St Louis Criteria, Feighner et al88 |
| Flex | Flexible system, IPSS, WHO167 |
| Forrest | Forrest and Hay168 |
| FRS | First-rank symptoms, Schneider87 |
| Guze | Guze et al169 |
| ICD8 | ICD-8, WHO170 |
| ICD9 | ICD-9, WHO171 |
| ICD10 | ICD-10, WHO172 |
| Kendler | Latent classes55 |
| Kraep | Kraepelin85 |
| Langfeldt | Langfeldt173 |
| Leonhard | Leonhard174 |
| Mbleu | Manfred Bleuler175 |
| McKeon | McKeon cluster, IPSS, WHO36 |
| Newmark | Newmark et al176 |
| NHSI | New Haven Schizophrenia Index177 |
| Pichot | Delusional Attack178 |
| Pull | Critères empiriques français179,180 |
| RDC | Research Diagnostic Criteria, Spitzer et al181–183 |
| SI | The Schizophrenic Index184 |
| TAC | Texas Actuarial Checklist185 |
| Taylor | Taylor and Abrams107,186 |
| Tsuang | Tsuang and Winokur 187 |
| USSR | Snezhnevsky186, Holland and Shakhmatova-Pavlova189 |
| VRC | Vienna Research Criteria, Berner et al4 |
| Willis | “Great Britain,” Willis and Bannister161,190 |
| Yusin | Yusin et al191 |
Note. DSM, Diagnostic and Statistical Manual of Mental Disorders; ICD, International Classification of Diseases.