Table 1.

Participation in the antibody screening project performed to detect T. gondii infection in pregnant women in Norway between 1992 and 1994

GroupNo.%
Pregnant women35,940
 Infected prior to pregnancya 3,90710.9
 Not infected prior to pregnancyb 32,03389.1
  Actively withdrew870.3
  Reported abortion or fetal death2,1136.6
  Followed up29,83393.1
Serum samples obtainedc
 All three samples22,77676.3
 Sample 1 and 24,34214.6
 Sample 12,0006.7
 Sample 1 and 34641.6
 Sample 2 and/or 32510.8
  • a T. gondii-specific IgG was detected in sample 1.

  • b Including 30 women with specific IgG detected in sample 1 who were diagnosed as having primary T. gondiiinfection during pregnancy.

  • c Sample 1 was collected prior to the 18th week of gestation, sample 2 was collected between the 18th and 34th weeks of gestation, and sample 3 was collected after the 34th week of gestation.