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The negative symptoms of affect deficit in young adulthood but not the positive symptoms of thought disorder were predicted by a history of birth complications. Subjects with birth complications who developed negative symptoms had a stable deficit over the follow-up period.<\/jats:p>","DOI":"10.2466\/pr0.1994.74.2.635","type":"journal-article","created":{"date-parts":[[2011,8,31]],"date-time":"2011-08-31T16:11:44Z","timestamp":1314807104000},"page":"635-641","source":"Crossref","is-referenced-by-count":3,"title":["Birth Complications and Subsequent Negative Symptoms in Schizophrenia"],"prefix":"10.1177","volume":"74","author":[{"given":"James D.","family":"Roff","sequence":"first","affiliation":[{"name":"Eastern Michigan University"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Raymond A.","family":"Knight","sequence":"additional","affiliation":[{"name":"Brandeis University"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"179","published-online":{"date-parts":[[1994,4,1]]},"reference":[{"key":"bibr1-pr0.1994.74.2.635","doi-asserted-by":"publisher","DOI":"10.1001\/archpsyc.1990.01810190015002"},{"key":"bibr2-pr0.1994.74.2.635","doi-asserted-by":"publisher","DOI":"10.1001\/archpsyc.1982.04290070025006"},{"key":"bibr3-pr0.1994.74.2.635","doi-asserted-by":"publisher","DOI":"10.1176\/ajp.139.3.297"},{"key":"bibr4-pr0.1994.74.2.635","doi-asserted-by":"publisher","DOI":"10.1192\/bjp.121.5.529"},{"key":"bibr5-pr0.1994.74.2.635","doi-asserted-by":"publisher","DOI":"10.1001\/archpsyc.1989.01810100025005"},{"key":"bibr6-pr0.1994.74.2.635","doi-asserted-by":"publisher","DOI":"10.1001\/archpsyc.1990.01810190022003"},{"key":"bibr7-pr0.1994.74.2.635","doi-asserted-by":"publisher","DOI":"10.1176\/ajp.135.8.940"},{"key":"bibr8-pr0.1994.74.2.635","doi-asserted-by":"publisher","DOI":"10.1176\/ajp.145.5.578"},{"key":"bibr9-pr0.1994.74.2.635","doi-asserted-by":"publisher","DOI":"10.1136\/bmj.280.6207.66"},{"key":"bibr10-pr0.1994.74.2.635","doi-asserted-by":"publisher","DOI":"10.1111\/j.1600-0447.1980.tb07709.x"},{"key":"bibr11-pr0.1994.74.2.635","first-page":"129","volume-title":"Origins of psychopathology: Problems in research and public policy","author":"Knight R. 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