يقيس تحصين الأطفال النسبة المئوية للطفال البالغين من العمر ما بين 12-23 شهرًا والذين يتلقون تطعيمات قبل سن 12 شهرًا أو في أي وقت قبل الاستبيان. يُعتبر الطفل مُحصنًا بطريقة ملائمة ضد الدفتريا، والشاهوق (أو السعال الديكي)، والتيتانوس (DPT) بعد تلقي ثلاث جرعات من اللقاح.

التحصين، لِقاحُ الخُناقِ والسُّعالِ الدِّيكِيِّ والكُزاز (النسبة المئوية)

19902000200520102011201220132014201520162017201820192020202120222023
أنتيجوا وباربودا99.095.099.098.099.098.099.099.099.092.095.095.095.096.092.099.097.0
الأرجنتين87.083.098.094.091.091.094.094.094.092.086.086.083.074.081.084.066.0
باربادوس91.093.092.086.091.087.091.094.097.097.090.095.090.085.082.086.085.0
بلزي91.091.096.096.095.098.095.095.094.095.088.096.098.079.083.084.085.0
بوليفيا41.075.085.091.095.093.087.085.089.087.084.083.075.068.070.069.067.0
البرازيل66.098.099.099.099.095.097.093.096.089.083.087.070.077.068.077.090.0
شيلي95.091.091.092.094.090.091.095.096.095.093.095.096.093.095.096.096.0
كولومبيا88.079.093.088.085.091.091.090.091.091.092.092.094.088.086.087.090.0
كوستا ريكا95.088.091.088.085.091.095.091.092.097.096.094.095.097.093.095.099.0
كوبا92.095.089.096.097.099.099.099.099.099.099.099.099.099.099.099.099.0
دومينيكا92.099.098.098.098.097.096.097.098.099.091.094.099.096.092.082.056.0
جمهورية الدومينيكان69.078.087.088.084.085.083.091.085.087.084.087.089.082.084.088.090.0
الإكوادور68.087.092.091.088.087.087.083.078.083.085.085.085.070.072.070.070.0
السلفادور80.099.089.089.089.093.092.094.094.098.092.089.096.089.097.095.096.0
جرينادا80.097.099.097.095.097.097.097.092.096.096.095.094.072.077.077.086.0
جواتيمالا66.081.087.094.088.096.096.074.070.083.091.085.088.090.080.081.083.0
جويانا83.088.093.095.093.097.098.098.095.097.097.095.099.099.098.098.098.0
هايتي41.043.060.067.068.066.065.063.064.064.064.064.051.051.051.051.051.0
هندوراس84.094.098.097.097.098.099.099.098.095.090.091.088.080.077.078.073.0
جامايكا86.093.099.094.092.096.093.092.091.099.093.097.096.096.090.098.098.0
المكسيك53.097.098.095.097.099.083.087.087.093.085.088.082.072.078.083.085.0
نيكاراجوا70.083.086.098.098.098.098.098.098.098.098.098.098.092.087.092.089.0
بنما86.098.092.094.087.085.080.080.073.086.081.088.088.074.087.082.066.0
باراجواي67.086.096.091.092.091.091.093.092.092.091.088.086.079.070.069.071.0
بيرو72.098.077.093.091.095.088.088.090.090.089.089.088.072.082.082.084.0
سانت كيتس ونيفيس99.099.099.096.098.098.097.098.094.098.098.098.097.099.096.096.096.0
سانت لوشيا89.070.095.097.099.098.099.099.099.095.080.095.092.086.080.081.074.0
سانت فينسنت والجرينادينز98.098.099.099.096.096.097.098.099.099.099.097.097.097.092.099.094.0
سورينام83.071.083.094.080.076.076.071.073.077.067.081.077.051.072.077.072.0
جزر البهاما86.099.093.099.098.098.097.096.095.094.094.090.089.083.086.087.087.0
ترينيداد وتوباجو82.090.095.090.090.092.092.092.096.097.089.099.093.096.094.093.096.0
أوروجواي97.090.096.095.095.095.094.095.095.095.093.091.094.092.091.094.095.0
فنزويلا (جمهورية فنزويلا البوليفارية)63.077.087.078.078.081.082.078.087.084.066.060.064.054.056.043.054.0
كندا88.089.093.089.087.091.091.091.091.091.091.091.091.092.092.092.092.0
الولايات المتحدة الأمريكية90.094.096.095.096.094.094.095.095.095.094.094.094.093.094.094.094.0