To the Editor: As reported by Rowe and colleagues1 in their retrospective analysis of maternal immunisation, uptake of influenza and acellular pertussis vaccines among pregnant women remains unacceptably low. One contributing factor may be inconsistent messaging. Historically, vaccine manufacturers have included precautions about the lack of data on use in pregnancy in their product information sheets. Such precautions have been shown to lead to vaccination hesitancy and refusal among pregnant women.2,3 In contrast, the current edition of the Australian Immunisation Handbook states: “Pregnant women are routinely recommended to receive influenza vaccine … and pertussis‐containing vaccine”.4
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