Latest statistics shows miscarriage rate lower in pregnant women who received H1N1 vaccine


PublishTime:2009-12-07

The Central Epidemic Command Center (CECC) announced the latest statistics compiled by the Bureau of National Health Insurance and analyzed by the Taiwan Centers for Disease Control (Taiwan CDC).During November 11, 2009 and December 4, 2009, a total of 12,068 pregnant women received the pandemic influenza A (H1N1) vaccine.A total of 36 pregnant women who received the vaccine had a natural miscarriage, resulting in a miscarriage rate of 0.3%, which is comparatively lower than that among pregnant women who have not received the vaccine. One pregnant woman who received the vaccine had a stillbirth, resulting in a still birth rate of 0.01%, which is the same as that among pregnant women who have not received the vaccine.Taiwan CDC indicated that current data shows that pandemic influenza A (H1N1) vaccination will not increase the risk of miscarriage or still birth.Nevertheless, Taiwan CDC will continue to closely monitor and analyze the safety of the pandemic influenza A (H1N1) vaccine.

On the other hand, a girl in central Taiwan who was reported to experience weakness of extremities in one half of her body after vaccination has fully recovered and has been discharged from the hospital.Further, according to the H1N1 vaccine safety report released by the US Centers for Disease Control and Prevention (US CDC) on December 4, 2009, thus far, no evidence has shown that the pandemic influenza A (H1N1) vaccine is unsafe.