| seroprevalence of toxoplasma gondii, rubella virus, cytomegalovirus herpes simplex virus (torch) and syphilis in jamaican pregnant women. | seroprevalence of toxoplasma gondii, rubella virus, cytomegalovirus, herpes simplex virus infections (torch) and syphilis were determined in order to assess the immune/susceptibility status in jamaican pregnant women in 1986. the positive rates were 57% (t. gondii), 69% (rubella), 97% (cmv), 91% (hsv), and 4.9% (syphilis), respectively. the rate of reactivity for syphilis ranged from 2.1% in kingston and st. andrew to 7.3% in rural parishes. the seropositivity rate for rubella was over 50% in al ... | 1991 | 1664562 |