According to the Centers for Disease Control and Prevention (CDC), the use of a TIG such as HyperTET may, if promptly administered, reduce the potentially life-threatening risk of tetanus when administered concomitantly with the tetanus vaccine.1,4 Trusted Dependability Established history—more than...
20 Statistical Methods We compared baseline characteristics between the 3 groups of pregnant women who received Tdap vaccine. We used χ2 tests to compare categorical variables, and analysis of variance to compare continuous variables. We identified all adverse events using ICD-9-CM codes. We used...