Figure 1. Estimated vaccination coverage with ≥3 doses of diphtheria, tetanus, and acellular pertussis vaccine by 24 months of age,* by month and year of birth† — National Immunization Survey-Child,

United States, 2013–2017

0 

10 

20 

30 

40 

50 

60 

70 

80 

90 

100 

Jan-2012

Feb-2012

Mar-2012

Apr-2012

May-2012

Jun-2012

Jul-2012

Aug-2012

Sep-2012

Oct-2012

Nov-2012

Dec-2012

Jan-2013

Feb-2013

Mar-2013

Apr-2013

May-2013

Jun-2013

Jul-2013

Aug-2013

Sep-2013

Oct-2013

Nov-2013

Dec-2013

Jan-2014

Feb-2014

Mar-2014

Apr-2014

May-2014

Jun-2014

Jul-2014

Aug-2014

Sep-2014

Oct-2014

Nov-2014

Dec-2014

Jan-2015

Feb-2015

Mar-2015

Apr-2015

May-2015

Jun-2015

Jul-2015

Aug-2015

Sep-2015

Oct-2015

Nov-2015

Dec-2015

Jan-2016 

Percent Vaccinated 

Month and Year of Birth 

Survey Year 2013 Survey Year 2014 Survey Year 2015 Survey Year 2016 Survey Year 2017 Linear Regression Line 95% CI for Regression Line 

Abbreviation: CI = confidence interval. 

* Vaccination was assessed before the child reached his/her 24-month birthday.

† Estimated linear relationship between month and year of birth and vaccination coverage, based on weighted linear regression analysis using the inverse of the estimated variance of each point estimate to construct the weights.
 

Figure 2. Estimated vaccination coverage with ≥4 doses of diphtheria, tetanus, and acellular pertussis vaccine by 24 months of age,* by month and year of birth†

 — National Immunization Survey-Child,

United States, 2013–2017

0 

10 

20 

30 

40 

50 

60 

70 

80 

90 

100 

Jan-2012

Feb-2012

Mar-2012

Apr-2012

May-2012

Jun-2012

Jul-2012

Aug-2012

Sep-2012

Oct-2012

Nov-2012

Dec-2012

Jan-2013

Feb-2013

Mar-2013

Apr-2013

May-2013

Jun-2013

Jul-2013

Aug-2013

Sep-2013

Oct-2013

Nov-2013

Dec-2013

Jan-2014

Feb-2014

Mar-2014

Apr-2014

May-2014

Jun-2014

Jul-2014

Aug-2014

Sep-2014

Oct-2014

Nov-2014

Dec-2014

Jan-2015

Feb-2015

Mar-2015

Apr-2015

May-2015

Jun-2015

Jul-2015

Aug-2015

Sep-2015

Oct-2015

Nov-2015

Dec-2015

Jan-2016 

Percent Vaccinated 

Month and Year of Birth 

Survey Year 2013 Survey Year 2014 Survey Year 2015 Survey Year 2016 Survey Year 2017 RegLineALL Lower_95 

Abbreviation: CI = confidence interval. 

* Vaccination was assessed before the child reached his/her 24-month birthday.

†

 Estimated linear relationship between month and year of birth and vaccination coverage, based on weighted linear regression analysis using the inverse of the estimated variance of each point estimate to construct the weights. 
 

Figure 3. Estimated vaccination coverage with ≥3 doses of poliovirus vaccine by 24 months of age,* by month and year of birth†

 — National Immunization Survey-Child, United States, 2013–2017

0 

10 

20 

30 

40 

50 

60 

70 

80 

90 

100 

Jan-2012

Feb-2012

Mar-2012

Apr-2012

May-2012

Jun-2012

Jul-2012

Aug-2012

Sep-2012

Oct-2012

Nov-2012

Dec-2012

Jan-2013

Feb-2013

Mar-2013

Apr-2013

May-2013

Jun-2013

Jul-2013

Aug-2013

Sep-2013

Oct-2013

Nov-2013

Dec-2013

Jan-2014

Feb-2014

Mar-2014

Apr-2014

May-2014

Jun-2014

Jul-2014

Aug-2014

Sep-2014

Oct-2014

Nov-2014

Dec-2014

Jan-2015

Feb-2015

Mar-2015

Apr-2015

May-2015

Jun-2015

Jul-2015

Aug-2015

Sep-2015

Oct-2015

Nov-2015

Dec-2015

Jan-2016 

Percent Vaccinated 

Month and Year of Birth 

Survey Year 2013 Survey Year 2014 Survey Year 2015 Survey Year 2016 Survey Year 2017 RegLineALL Lower_95 

Abbreviation: CI = confidence interval. 

* Vaccination was assessed before the child reached his/her 24 -month birthday.

†

 Estimated linear relationship between month and year of birth and vaccination coverage, based on weighted linear regression analysis using the inverse of the estimated variance of each point estimate to construct the weights. 
 

Figure 4. Estimated vaccination coverage with ≥1 dose of measles, mumps, and rubella vaccine by 24 months of age,* by month and year of birth† — National Immunization Survey-Child, United States,

2013–2017

0 

10 

20 

30 

40 

50 

60 

70 

80 

90 

100 

Jan-2012

Feb-2012

Mar-2012

Apr-2012

May-2012

Jun-2012

Jul-2012

Aug-2012

Sep-2012

Oct-2012

Nov-2012

Dec-2012

Jan-2013

Feb-2013

Mar-2013

Apr-2013

May-2013

Jun-2013

Jul-2013

Aug-2013

Sep-2013

Oct-2013

Nov-2013

Dec-2013

Jan-2014

Feb-2014

Mar-2014

Apr-2014

May-2014

Jun-2014

Jul-2014

Aug-2014

Sep-2014

Oct-2014

Nov-2014

Dec-2014

Jan-2015

Feb-2015

Mar-2015

Apr-2015

May-2015

Jun-2015

Jul-2015

Aug-2015

Sep-2015

Oct-2015

Nov-2015

Dec-2015

Jan-2016 

Percent Vaccinated 

Month and Year of Birth 

Survey Year 2013 Survey Year 2014 Survey Year 2015 Survey Year 2016 Survey Year 2017 RegLineALL Lower_95 

Abbreviations: CI = confidence interval 

* Vaccination was assessed before the child reached his/her 24 month birthday.

†

 Estimated linear relationship between month and year of birth and vaccination coverage, based on weighted linear regression analysis using the inverse of the estimated variance of each point estimate to construct the weights. 
 

Figure 5. Estimated vaccination coverage with Haemophilus influenzae type b conjugate vaccine (Hib) primary series* by 24 months of age,† by month and year of birth§ — National Immunization SurveyChild, United States, 2013–2017

0 

10 

20 

30 

40 

50 

60 

70 

80 

90 

100 

Jan-2012

Feb-2012

Mar-2012

Apr-2012

May-2012

Jun-2012

Jul-2012

Aug-2012

Sep-2012

Oct-2012

Nov-2012

Dec-2012

Jan-2013

Feb-2013

Mar-2013

Apr-2013

May-2013

Jun-2013

Jul-2013

Aug-2013

Sep-2013

Oct-2013

Nov-2013

Dec-2013

Jan-2014

Feb-2014

Mar-2014

Apr-2014

May-2014

Jun-2014

Jul-2014

Aug-2014

Sep-2014

Oct-2014

Nov-2014

Dec-2014

Jan-2015

Feb-2015

Mar-2015

Apr-2015

May-2015

Jun-2015

Jul-2015

Aug-2015

Sep-2015

Oct-2015

Nov-2015

Dec-2015

Jan-2016 

Percent Vaccinated 

Month and Year of Birth 

Survey Year 2013 Survey Year 2014 Survey Year 2015 Survey Year 2016 Survey Year 2017 RegLineALL Lower_95 

Abbreviation: CI = confidence interval. 

* Hib primary series: receipt of ≥2 or ≥3 doses, depending on product type received.

†

 Vaccination was assessed before the child reached his/her 24-month birthday. 

§ Estimated linear relationship between month and year of birth and vaccination coverage, based on weighted linear regression analysis using the inverse of the estimated variance of each point estimate to construct the weights.
 

Figure 6. Estimated vaccination coverage with Haemophilus influenzae type b conjugate vaccine (Hib) full series* by 24 months of age,† by month and year of birth§ — National Immunization Survey-Child,

United States, 2013–2017

0 

10 

20 

30 

40 

50 

60 

70 

80 

90 

100 

Jan-2012

Feb-2012

Mar-2012

Apr-2012

May-2012

Jun-2012

Jul-2012

Aug-2012

Sep-2012

Oct-2012

Nov-2012

Dec-2012

Jan-2013

Feb-2013

Mar-2013

Apr-2013

May-2013

Jun-2013

Jul-2013

Aug-2013

Sep-2013

Oct-2013

Nov-2013

Dec-2013

Jan-2014

Feb-2014

Mar-2014

Apr-2014

May-2014

Jun-2014

Jul-2014

Aug-2014

Sep-2014

Oct-2014

Nov-2014

Dec-2014

Jan-2015

Feb-2015

Mar-2015

Apr-2015

May-2015

Jun-2015

Jul-2015

Aug-2015

Sep-2015

Oct-2015

Nov-2015

Dec-2015

Jan-2016 

Percent Vaccinated 

Month and Year of Birth 

Survey Year 2013 Survey Year 2014 Survey Year 2015 Survey Year 2016 Survey Year 2017 RegLineALL Lower_95 

Abbreviation: CI = confidence interval. 

* Hib full series: receipt of ≥3 or ≥4 doses, depending on product type.

†

 Vaccination was assessed before the child reached his/her 24-month birthday. 

§ Estimated linear relationship between month and year of birth and vaccination coverage, based on weighted linear regression analysis using the inverse of the estimated variance of each point estimate to construct the weights.
 

Figure 7. Estimated vaccination coverage with ≥3 doses of hepatitis B vaccine by 24 months of age,* by month and year of birth†

 — National Immunization Survey-Child, United States, 2013–2017

0 

10 

20 

30 

40 

50 

60 

70 

80 

90 

100 

Jan-2012

Feb-2012

Mar-2012

Apr-2012

May-2012

Jun-2012

Jul-2012

Aug-2012

Sep-2012

Oct-2012

Nov-2012

Dec-2012

Jan-2013

Feb-2013

Mar-2013

Apr-2013

May-2013

Jun-2013

Jul-2013

Aug-2013

Sep-2013

Oct-2013

Nov-2013

Dec-2013

Jan-2014

Feb-2014

Mar-2014

Apr-2014

May-2014

Jun-2014

Jul-2014

Aug-2014

Sep-2014

Oct-2014

Nov-2014

Dec-2014

Jan-2015

Feb-2015

Mar-2015

Apr-2015

May-2015

Jun-2015

Jul-2015

Aug-2015

Sep-2015

Oct-2015

Nov-2015

Dec-2015

Jan-2016 

Percentage of Vaccination Coverage Estimates 

Month and Year of Birth 

Survey Year 2013 Survey Year 2014 Survey Year 2015 Survey Year 2016 Survey Year 2017 Linear Regression Line 95% CI for Regression Line 

Abbreviation: CI = confidence interval. 

* Vaccination was assessed before the child reached his/her 24-month birthday.

†

 Estimated linear relationship between month and year of birth and vaccination coverage, based on weighted linear regression analysis using the inverse of the estimated variance of each point estimate to construct the weights. 
 

Figure 8. Estimated vaccination coverage with the birth dose of hepatitis B vaccine* by 3 days of age,†

 by month and year of birth§ — National Immunization Survey-Child, United States, 2013–2017

0 

10 

20 

30 

40 

50 

60 

70 

80 

90 

100 

Jan-2012

Feb-2012

Mar-2012

Apr-2012

May-2012

Jun-2012

Jul-2012

Aug-2012

Sep-2012

Oct-2012

Nov-2012

Dec-2012

Jan-2013

Feb-2013

Mar-2013

Apr-2013

May-2013

Jun-2013

Jul-2013

Aug-2013

Sep-2013

Oct-2013

Nov-2013

Dec-2013

Jan-2014

Feb-2014

Mar-2014

Apr-2014

May-2014

Jun-2014

Jul-2014

Aug-2014

Sep-2014

Oct-2014

Nov-2014

Dec-2014

Jan-2015

Feb-2015

Mar-2015

Apr-2015

May-2015

Jun-2015

Jul-2015

Aug-2015

Sep-2015

Oct-2015

Nov-2015

Dec-2015

Jan-2016

Feb-2016

Mar-2016

Apr-2016

May-2016 

Percent Vaccinated 

Month and Year of Birth 

Survey Year 2013 Survey Year 2014 Survey Year 2015 Survey Year 2016 Survey Year 2017 Linear Regression Line CI for Regression Line 

Abbreviation: CI = confidence interval. 

* One dose of hepatitis B vaccine administered from birth through age three days.

†

 Vaccination coverage was assessed before the child reached his/her 19-month birthday. 

§ Estimated linear relationship between month and year of birth and vaccination coverage, based on weighted linear regression analysis using the inverse of the estimated variance of each point estimate to construct the weights.
 

Figure 9. Estimated vaccination coverage with ≥1 dose of varicella vaccine by 24 months of age,* by month and year of birth†

 — National Immunization Survey-Child, United States, 2013–2017

0 

10 

20 

30 

40 

50 

60 

70 

80 

90 

100 

Jan-2012

Feb-2012

Mar-2012

Apr-2012

May-2012

Jun-2012

Jul-2012

Aug-2012

Sep-2012

Oct-2012

Nov-2012

Dec-2012

Jan-2013

Feb-2013

Mar-2013

Apr-2013

May-2013

Jun-2013

Jul-2013

Aug-2013

Sep-2013

Oct-2013

Nov-2013

Dec-2013

Jan-2014

Feb-2014

Mar-2014

Apr-2014

May-2014

Jun-2014

Jul-2014

Aug-2014

Sep-2014

Oct-2014

Nov-2014

Dec-2014

Jan-2015

Feb-2015

Mar-2015

Apr-2015

May-2015

Jun-2015

Jul-2015

Aug-2015

Sep-2015

Oct-2015

Nov-2015

Dec-2015

Jan-2016 

Percent Vaccinated 

Month and Year of Birth 

Survey Year 2013 Survey Year 2014 Survey Year 2015 Survey Year 2016 Survey Year 2017 Linear Regression Line 95% CI for Regression Line 

Abbreviation: CI = confidence interval. 

* Vaccination was assessed before the child reached his/her 24-month birthday.

†

 Estimated linear relationship between month and year of birth and vaccination coverage, based on weighted linear regression analysis using the inverse of the estimated variance of each point estimate to construct the weights. 
 

Figure 10. Estimated vaccination coverage with ≥3 doses of pneumococcal conjugate vaccine by 24 months of age,* by month and year of birth† — National Immunization Survey-Child, United States,

2013–2017

0 

10 

20 

30 

40 

50 

60 

70 

80 

90 

100 

Jan-2012

Feb-2012

Mar-2012

Apr-2012

May-2012

Jun-2012

Jul-2012

Aug-2012

Sep-2012

Oct-2012

Nov-2012

Dec-2012

Jan-2013

Feb-2013

Mar-2013

Apr-2013

May-2013

Jun-2013

Jul-2013

Aug-2013

Sep-2013

Oct-2013

Nov-2013

Dec-2013

Jan-2014

Feb-2014

Mar-2014

Apr-2014

May-2014

Jun-2014

Jul-2014

Aug-2014

Sep-2014

Oct-2014

Nov-2014

Dec-2014

Jan-2015

Feb-2015

Mar-2015

Apr-2015

May-2015

Jun-2015

Jul-2015

Aug-2015

Sep-2015

Oct-2015

Nov-2015

Dec-2015

Jan-2016 

Percent Vaccinated 

Month and Year of Birth 

Survey Year 2013 Survey Year 2014 Survey Year 2015 Survey Year 2016 Survey Year 2017 Linear Regression Line 95% CI for Regression Line 

Abbreviation: CI = confidence interval. 

* Vaccination was assessed before the child reached his/her 24-month birthday.

†

 Estimated linear relationship between month and year of birth and vaccination coverage, based on weighted linear regression analysis using the inverse of the estimated variance of each point estimate to construct the weights. 
 

Figure 11. Estimated vaccination coverage with ≥4 doses of pneumococcal conjugate vaccine by 24 months of age,* by month and year of birth† — National Immunization Survey-Child, United States,

2013–2017

0 

10 

20 

30 

40 

50 

60 

70 

80 

90 

100 

Jan-2012

Feb-2012

Mar-2012

Apr-2012

May-2012

Jun-2012

Jul-2012

Aug-2012

Sep-2012

Oct-2012

Nov-2012

Dec-2012

Jan-2013

Feb-2013

Mar-2013

Apr-2013

May-2013

Jun-2013

Jul-2013

Aug-2013

Sep-2013

Oct-2013

Nov-2013

Dec-2013

Jan-2014

Feb-2014

Mar-2014

Apr-2014

May-2014

Jun-2014

Jul-2014

Aug-2014

Sep-2014

Oct-2014

Nov-2014

Dec-2014

Jan-2015

Feb-2015

Mar-2015

Apr-2015

May-2015

Jun-2015

Jul-2015

Aug-2015

Sep-2015

Oct-2015

Nov-2015

Dec-2015

Jan-2016 

Percent Vaccinated 

Month and Year of Birth 

Survey Year 2013 Survey Year 2014 Survey Year 2015 Survey Year 2016 Survey Year 2017 RegLineALL Lower_95 

Abbreviation: CI = confidence interval. 

* Vaccination was assessed before the child reached his/her 24-month birthday.

†

 Estimated linear relationship between month and year of birth and vaccination coverage, based on weighted linear regression analysis using the inverse of the estimated variance of each point estimate to construct the weights. 
 

Figure 12. Estimated vaccination coverage with ≥1 dose of hepatitis A vaccine by 24 months of age,* by month and year of birth† — National Immunization Survey-Child, United States, 2013–2017

0 

10 

20 

30 

40 

50 

60 

70 

80 

90 

100 

Jan-2012

Feb-2012

Mar-2012

Apr-2012

May-2012

Jun-2012

Jul-2012

Aug-2012

Sep-2012

Oct-2012

Nov-2012

Dec-2012

Jan-2013

Feb-2013

Mar-2013

Apr-2013

May-2013

Jun-2013

Jul-2013

Aug-2013

Sep-2013

Oct-2013

Nov-2013

Dec-2013

Jan-2014

Feb-2014

Mar-2014

Apr-2014

May-2014

Jun-2014

Jul-2014

Aug-2014

Sep-2014

Oct-2014

Nov-2014

Dec-2014

Jan-2015

Feb-2015

Mar-2015

Apr-2015

May-2015

Jun-2015

Jul-2015

Aug-2015

Sep-2015

Oct-2015

Nov-2015

Dec-2015

Jan-2016 

Percent Vaccinated 

Month and Year of Birth 

Survey Year 2013 Survey Year 2014 Survey Year 2015 Survey Year 2016 Survey Year 2017 RegLineALL Lower_95 

Abbreviation: CI = confidence interval. 

* Vaccination was assessed before the child reached his/her 24-month birthday.

†

 Estimated linear relationship between month and year of birth and vaccination coverage, based on weighted linear regression analysis using the inverse of the estimated variance of each point estimate to construct the weights. 
 

Figure 13. Estimated vaccination coverage with ≥2 doses of hepatitis A vaccine by 24 months of age,* by month and year of birth†

 — National Immunization Survey-Child, United States, 2013–2017

0 

10 

20 

30 

40 

50 

60 

70 

80 

90 

100 

Jan-2012

Feb-2012

Mar-2012

Apr-2012

May-2012

Jun-2012

Jul-2012

Aug-2012

Sep-2012

Oct-2012

Nov-2012

Dec-2012

Jan-2013

Feb-2013

Mar-2013

Apr-2013

May-2013

Jun-2013

Jul-2013

Aug-2013

Sep-2013

Oct-2013

Nov-2013

Dec-2013

Jan-2014

Feb-2014

Mar-2014

Apr-2014

May-2014

Jun-2014

Jul-2014

Aug-2014

Sep-2014

Oct-2014

Nov-2014

Dec-2014

Jan-2015

Feb-2015

Mar-2015

Apr-2015

May-2015

Jun-2015

Jul-2015

Aug-2015

Sep-2015

Oct-2015

Nov-2015

Dec-2015

Jan-2016 

Percent Vaccinated 

Month and Year of Birth 

Survey Year 2013 Survey Year 2014 Survey Year 2015 Survey Year 2016 Survey Year 2017 Linear Regression Line 95% CI for Regression Line 

Abbreviation: CI = confidence interval. 

* Vaccination was assessed before the child reached his/her 24-month birthday.

†

 Estimated linear relationship between month and year of birth and vaccination coverage, based on weighted linear regression analysis using the inverse of the estimated variance of each point estimate to construct the weights. 
 

Figure 14. Estimated vaccination coverage with ≥2 doses of hepatitis A vaccine by 35 months of age,* by month and year of birth†

 — National Immunization Survey-Child, United States, 2013–2017

0 

10 

20 

30 

40 

50 

60 

70 

80 

90 

100 

Jan-2012

Feb-2012

Mar-2012

Apr-2012

May-2012

Jun-2012

Jul-2012

Aug-2012

Sep-2012

Oct-2012

Nov-2012

Dec-2012

Jan-2013

Feb-2013

Mar-2013

Apr-2013

May-2013

Jun-2013

Jul-2013

Aug-2013

Sep-2013

Oct-2013

Nov-2013

Dec-2013

Jan-2014

Feb-2014

Mar-2014

Apr-2014

May-2014

Jun-2014

Jul-2014

Aug-2014

Sep-2014

Oct-2014

Nov-2014

Dec-2014

Jan-2015

Feb-2015 

Percent Vaccinated 

Month and Year of Birth 

Survey Year 2015 Survey Year 2016 Survey Year 2017 Linear Regression Line 95% CI for Regression Line 

Abbreviation: CI = confidence interval. 

* Vaccination was assessed before the child reached his/her 35-month birthday.

Estimated linear relationship between month and year of birth and vaccination coverage, based on weighted linear regression analysis using the inverse of the estimated variance of each point estimate to construct the weights. 
 

Figure 15. Estimated vaccination coverage with the rotavirus vaccine series* by 8 months of age,†

 by month and year of birth§ — National Immunization Survey-Child, United States, 2013–2017

0 

10 

20 

30 

40 

50 

60 

70 

80 

90 

100 

Jan-2012

Feb-2012

Mar-2012

Apr-2012

May-2012

Jun-2012

Jul-2012

Aug-2012

Sep-2012

Oct-2012

Nov-2012

Dec-2012

Jan-2013

Feb-2013

Mar-2013

Apr-2013

May-2013

Jun-2013

Jul-2013

Aug-2013

Sep-2013

Oct-2013

Nov-2013

Dec-2013

Jan-2014

Feb-2014

Mar-2014

Apr-2014

May-2014

Jun-2014

Jul-2014

Aug-2014

Sep-2014

Oct-2014

Nov-2014

Dec-2014

Jan-2015

Feb-2015

Mar-2015

Apr-2015

May-2015

Jun-2015

Jul-2015

Aug-2015

Sep-2015

Oct-2015

Nov-2015

Dec-2015

Jan-2016

Feb-2016

Mar-2016

Apr-2016

May-2016 

Percent Vaccinated 

Month and Year of Birth 

Survey Year 2013 Survey Year 2014 Survey Year 2015 Survey Year 2016 Survey Year 2017 Linear Regression Line 95% CI for Regression Line 

Abbreviation: CI = confidence interval. 

* Rotavirus vaccine includes ≥2 or ≥3 doses, depending on the product type received (≥2 doses for Rotarix [RV1] and ≥3 doses for RotaTeq [RV5]).

†

 Vaccination was assessed just before the child reached his/her 8-month birthday. 

§ Estimated linear relationship between month and year of birth and vaccination coverage, based on weighted linear regression analysis using the inverse of the estimated variance of each point estimate to construct the weights. 
 

Figure 16. Estimated vaccination coverage with the combined seven-vaccine series* by 24 months of age,† by month and year of birth§ — National Immunization Survey-Child, United States, 2013–2017 

0 

10 

20 

30 

40 

50 

60 

70 

80 

90 

100 

Jan-2012

Feb-2012

Mar-2012

Apr-2012

May-2012

Jun-2012

Jul-2012

Aug-2012

Sep-2012

Oct-2012

Nov-2012

Dec-2012

Jan-2013

Feb-2013

Mar-2013

Apr-2013

May-2013

Jun-2013

Jul-2013

Aug-2013

Sep-2013

Oct-2013

Nov-2013

Dec-2013

Jan-2014

Feb-2014

Mar-2014

Apr-2014

May-2014

Jun-2014

Jul-2014

Aug-2014

Sep-2014

Oct-2014

Nov-2014

Dec-2014

Jan-2015

Feb-2015

Mar-2015

Apr-2015

May-2015

Jun-2015

Jul-2015

Aug-2015

Sep-2015

Oct-2015

Nov-2015

Dec-2015

Jan-2016 

Percent Vaccinated 

Month and Year of Birth 

Survey Year 2013 Survey Year 2014 Survey Year 2015 Survey Year 2016 Survey Year 2017 Linear Regression Line 95% CI for Regression Line 

Abbreviations: CI = confidence interval; DTaP = diphtheria, tetanus toxoids, and acellular pertussis vaccine; Hib = Haemophilus influenzae type b conjugate vaccine; HepB = hepatitis B vaccine; PCV = pneumococcal conjugate vaccine. 

* The combined 7-vaccine series includes ≥4 doses of DTaP, ≥3 doses of poliovirus vaccine, ≥1 dose of measles-containing vaccine, the full series of Hib (≥3 or ≥4 doses, depending on product type of vaccine), ≥3 doses of HepB, ≥1

dose of varicella vaccine, and ≥4 doses of PCV.

†

 Vaccination coverage was assessed before the child reached his/her 24-month birthday. 

§ Estimated linear relationship between month and year of birth and vaccination coverage, based on weighted linear regression analysis using the inverse of the estimated variance of each point estimate to construct the weights.