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Table 2 Incidence and cases of GBS invasive disease in selected age groups in Denmark in 2019 (N = 202)

From: The serotype distribution of Streptococcus agalactiae (GBS) carriage isolates among pregnant women having risk factors for early-onset GBS disease: a comparative study with GBS causing invasive infections during the same period in Denmark

EOGBS in Denmark, 2019

 

Newborn population

Invasive GBS cases

Incidence per 1000

Total

61,167

17

0.28 (95% CI: 0.15–0.41)

Female

29,648

6

0.20 (95% CI: 0.04–0.36)

Male

31,519

11

0.35 (95% CI: 0.14–0.55)

LOGBS in Denmark, 2019

 

Newborn population

Invasive GBS cases

Incidence per 1000

Total

61,167

9

0.15 (95% CI: 0.05–0.24)

Female

29,648

3

0.10 (95% CI: − 0.01–0.22)

Male

31,519

6

0.19 (95% CI: 0.04–0.34)

Age group 18–19 years

 

Overall population

Invasive GBS cases

Incidence per 100,000

Total

141,501

0

0

Male

72,392

0

0

Female

69,109

0

0

Age group 20–30 years

 

Overall population

Invasive GBS cases

Incidence per 100,000

Total

857,817

6

0.70 (95% CI: 0.14–1.26)

Male

437,846

2

0.46 (95% CI: –0.18–1.09)

Female

419,971

4

0.95 (95% CI: 0.02–1.89)

Age group 31–44

 

Overall population

Invasive GBS cases

Incidence per 100,000

Total

1,057,289

16

1.51 (95% CI: 0.77–2.25)

Male

533,639

3

0.56 (95% CI: –0.07–1.20)

Female

523,650

13

2.48 (95% CI: 1.13–3.83)

Total incidence, 2019, all age groups

 

Overall population

Invasive GBS cases

Incidence per 100,000

Total

5,806,081

202

3.48 (95% CI: 3.00–3.96)

Female

2,917,008

94

3.22 (95% CI: 2.57–3.87)

Male

2,889,073

108

3.74 (95% CI: 3.03–4.44)

  1. EOGBS early-onset disease. LOGBS late-onset disease. CI Confidence interval