Kovar worked as chief of the Analytical Coordination Branch of the Division of Analysis at the National Center for Health Statistics.
[3] By 1996, she had retired from the NCHS,[2] and had become a senior research scientist at NORC at the University of Chicago.
[5] She married Earl S. Pollack, a biostatistician at the National Institutes of Health.
[6] The topics of some of Kovar's best-cited publications include trends in blood lead levels,[A] infant nutrition and its effects on health,[B] patterns of sensitivity to allergens,[C], longitudinal studies of aging,[D] and a comparison of the results of in-person interviews versus telephone surveys.
[E] Kovar was elected as a Fellow of the American Statistical Association in 1979, seven years after Pollack.