Table 1 Incidence and incidence rate of CDI episodes from 2015 to 2019

Population

N

2,909,959

2,978,605

3,059,526

3,093,212

3,137,848

15,179,150

CDI episodes (any type)

n

3,605

3,317

3,132

2,930

2,418

15,402

IR

123.88

111.36

102.37

94.72

77.06

101.47

Type of CDI episodes

 • Index CDIs

n

2,810

2,536

2,414

2,248

1,876

11,884

IR

96.56

85.14

78.9

72.68

59.79

78.29

 • First rCDIs

n

518

448

426

397

333

2,122

IR

17.8

15.04

13.92

12.83

10.61

13.98

 • Second rCDIs

n

120

112

105

104

72

513

IR

4.12

3.76

3.43

3.36

2.29

3.38

 • Third or more rCDIs

n

50

53

49

40

28

220

IR

1.72

1.78

1.6

1.29

0.89

1.45

 • New occurrences of CDI

n

107

168

138

141

109

663

IR

3.68

5.64

4.51

4.56

3.47

4.37

CDI episodes (any type, sensitivity analysis)^a

n

4,546

4,202

3,952

3,733

3,142

19,575

IR

156.22

141.07

129.17

120.68

100.13

128.96