Table 2 Incidence Rate Ratio and Difference for Type 1 Diabetes, comparing Rotavirus Vaccination with No Rotavirus Vaccination, 2006–2017.

From: Lower Incidence Rate of Type 1 Diabetes after Receipt of the Rotavirus Vaccine in the United States, 2001–2017

Category

Incidence Rate*

Incidence Rate Ratio

95% CI

Incidence Rate Difference*

95% CI

All

      Completed Vaccination Series

12.2

0.59

0.48, 0.73

−8

−12, −5

      Partially Vaccinated

20.5

0.99

0.75, 1.30

0

−6, 5

      Not vaccinated

20.6

1.00

(reference)

  

Sex

   Girls

      Completed Vaccination Series

12.4

0.59

0.43, 0.80

−9

−14, −4

      Partially Vaccinated

17.1

0.81

0.52, 1.23

−4

−1, 3

      Not vaccinated

21.1

1.00

(reference)

  

   Boys

      Completed Vaccination Series

12.0

0.60

0.44, 0.81

−8

−13, −3

      Partially Vaccinated

23.6

1.17

0.81, 1.70

4

−4, 11

      Not vaccinated

20.1

1.00

(reference)

  

Year of Birth

   2006–2011

      Completed Vaccination Series

14.0

0.67

0.53, 0.84

−7

−11, −3

      Partially Vaccinated

21.9

1.04

0.76, 1.41

0

−5, 7

      Not vaccinated

21.0

 

(reference)

  

   2012–2016

      Completed Vaccination Series

8.2

0.46

0.26, 0.86

−10

−18, −1

      Partially Vaccinated

14.2

0.80

0.38, 1.69

−3

−14, 7

      Not vaccinated

17.7

 

(reference)

  
  1. *Per 100,000 person-years.