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Table 3 Association between CMV-specific testing a by selected factors, pregnant women b , MarketScan 2009

From: Laboratory testing for cytomegalovirus among pregnant women in the United States: a retrospective study using administrative claims data

Factor Pregnant womenb
  Total # Tested % Tested p-Value
Age Group (years)
  15-19 2,955 22 0.7% <0.001
  20-29 30,819 519 1.7%  
  30-39 40,815 1,022 2.5%  
  40-44 3,184 105 3.3%  
Urban Residence
  No 10,592 65 0.6% <0.001
  Yes 67,181 1,603 2.4%  
Region c
  Northeast 9,674 628 6.5% <0.001
  North Central 21,206 313 1.5%  
  South 34,781 579 1.7%  
  West 11,970 148 1.2%  
Diagnostic Code for Infectious Mononucleosis d
  No 77,729 1,662 2.1% <0.001
  Yes 44 6 13.6%  
  1. Note: CMV, cytomegalovirus; PCR, polymerase chain reaction; IgG, Immunoglobulin G; IgM, Immunoglobulin M; DFA, direct fluorescent testing; EIA, enzyme immunoassay; ICD-9-CM, International Classification of Diseases-9th revision, Clinical Modification.
  2. aCMV-specific testing includes CMV IgG, CMV IgM, CMV DFA, CMV EIA, and CMV PCR testing.
  3. bPregnant women defined as female enrollees who were 1) aged 15–44 years, 2) enrolled for the entire year in 2009, and 3) had a delivery code (defined in Appendix) between October-December 2009.
  4. cExcludes those pregnant women with other or unknown information on region.
  5. dA diagnosis of mononucleosis was defined by an ICD-9-CM code for infectious mononucleosis (ICD-9-CM 075).