Erratum: In the article by Gene S. Fisch, entitled “Nosology and Epidemiology in Autism: Classification Counts,” in. American Journal of Medical Genetics Part C (Seminars in Medical Genetics) 160C:91–103 10.1002/ajmg.c.31325 (2012)



This article corrects:

  1. Nosology and epidemiology in autism: Classification counts Volume 160C, Issue 2, 91–103, Article first published online: 12 April 2012

Correspondence to:

Gene S. Fisch, Ph.D., Senior Biostatistician, Research Professor, Department of Epidemiology and Health Promotion, NYU Colleges of Dentistry & Nursing, 250 Park Ave. South, 6th Fl., New York, NY 10003.


In the article “Nosology and Epidemiology in Autism: Classification Counts,” there appeared the following equation on p. 97:

display math

where TN, true negative; FP, false positive; P, prevalence estimate.

This is incorrect. It should be:

display math

where TP, true positive; FN, false negative; P, prevalence estimate.

The author regrets the error.