Skip to main content
. 2023 Jun 26;18(6):e0287378. doi: 10.1371/journal.pone.0287378

Table 3. Incidence rates per 100,000 of common* IPD serotypes among elderly 2010–2019, by vaccine serotypes, in Denmark, Finland, Norway, and Sweden, sorted by frequency in 2019 per country.

Parentheses show the percentage of the total (%).

Denmark 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019
Serotype
Total 54.0 (100) 52.2 (100) 50.9 (100) 43.3 (100) 42.9 (100) 48.5 (100) 41.9 (100) 42.7 (100) 46.6 (100) 35.1 (100)
8 3.3 (6.2) 3.8 (7.2) 3.2 (6.2) 5.0 (11.6) 7.1 (16.5) 10.5 (21.6) 9.1 (21.7) 10.2 (23.9) 10.5 (22.5) 8.7 (24.9)
3 4.6 (8.6) 5.5 (10.6) 4.6 (9.0) 3.7 (8.4) 3.5 (8.2) 4.5 (9.4) 4.3 (10.4) 3.3 (7.7) 4.5 (9.7) 4.1 (11.8)
22F 4.0 (7.4) 3.2 (6.2) 4.8 (9.4) 3.8 (8.7) 3.1 (7.1) 4.4 (9.2) 3.3 (7.9) 4.2 (9.9) 4.6 (9.9) 3.2 (9.2)
12F 1.4 (2.6) 2.6 (5.0) 2.3 (4.6) 3.4 (7.8) 1.8 (4.2) 2.5 (5.1) 2.5 (5.9) 3.7 (8.6) 2.6 (5.5) 2.2 (6.2)
9N 1.8 (3.4) 2.2 (4.2) 3.0 (5.8) 2.5 (5.7) 2.8 (6.5) 3.1 (6.3) 2.8 (6.8) 3.3 (7.7) 3.9 (8.5) 1.8 (5.1)
15A 0.2 (0.4) 0.8 (1.6) 1.3 (2.6) 2.0 (4.6) 2.1 (4.9) 2.1 (4.3) 1.4 (3.4) 0.8 (2.0) 1.6 (3.4) 1.2 (3.3)
23A 1.2 (2.2) 0.9 (1.8) 0.4 (0.8) 1.1 (2.5) 0.9 (2.0) 0.3 (0.6) 0.9 (2.3) 1.3 (3.1) 0.9 (2.0) 0.9 (2.6)
23B 0.4 (0.8) 0.8 (1.6) 0.9 (1.8) 0.7 (1.6) 0.5 (1.1) 0.9 (1.8) 1.0 (2.5) 0.9 (2.2) 0.8 (1.8) 0.7 (2.1)
24F 0.8 (1.4) 0.6 (1.2) 2.0 (4.0) 0.8 (1.8) 2.6 (6.0) 2.0 (4.1) 1.4 (3.4) 0.8 (2.0) 1.1 (2.4) 0.7 (2.1)
33F 1.2 (2.2) 1.4 (2.6) 1.9 (3.8) 1.1 (2.5) 2.3 (5.3) 1.7 (3.5) 1.2 (2.9) 0.7 (1.8) 1.1 (2.4) 0.6 (1.8)
10A 1.3 (2.4) 0.7 (1.4) 1.4 (2.8) 0.7 (1.6) 0.7 (1.6) 0.9 (1.8) 1.4 (3.4) 0.7 (1.5) 1.0 (2.2) 0.5 (1.5)
19A 5.1 (9.4) 4.4 (8.4) 2.2 (4.4) 2.0 (4.6) 1.3 (3.1) 1.0 (2.0) 1.2 (2.9) 0.3 (0.7) 0.5 (1.0) 0.5 (1.5)
19F 1.3 (2.4) 0.9 (1.8) 0.6 (1.2) 0.6 (1.4) 0.6 (1.3) 1.1 (2.2) 0.5 (1.1) 0.8 (2.0) 0.5 (1.0) 0.5 (1.5)
6C 1.6 (3.0) 2.4 (4.6) 1.8 (3.6) 0.7 (1.6) 0.7 (1.6) 1.2 (2.4) 0.8 (1.8) 0.7 (1.8) 0.4 (0.8) 0.4 (1.0)
4 2.2 (4.0) 1.3 (2.4) 1.1 (2.2) 0.7 (1.6) 1.0 (2.2) 0.4 (0.8) 0.3 (0.7) 0.0 (0.0) 0.4 (0.8) 0.3 (0.8)
7F 4.5 (8.4) 3.5 (6.8) 3.5 (6.8) 2.1 (4.8) 2.8 (6.5) 1.8 (3.7) 0.6 (1.4) 0.4 (0.9) 0.4 (0.8) 0.2 (0.5)
14 1.4 (2.6) 0.7 (1.4) 0.6 (1.2) 0.2 (0.5) 0.0 (0.0) 0.2 (0.4) 0.0 (0.0) 0.2 (0.4) 0.2 (0.4) 0.1 (0.3)
1 6.6 (12.2) 7.3 (14.0) 6.7 (13.2) 4.1 (9.4) 1.6 (3.8) 0.8 (1.6) 0.1 (0.2) 0.0 (0.0) 0.0 (0.0) 0.0 (0.0)
6A 0.8 (1.4) 0.6 (1.2) 0.0 (0.0) 0.2 (0.5) 0.2 (0.4) 0.0 (0.0) 0.0 (0.0) 0.0 (0.0) 0.0 (0.0) 0.0 (0.0)
6B 0.5 (1.0) 0.5 (1.0) 0.3 (0.6) 0.0 (0.0) 0.4 (0.9) 0.1 (0.2) 0.3 (0.7) 0.0 (0.0) 0.0 (0.0) 0.0 (0.0)
23F 0.6 (1.2) 0.4 (0.8) 0.2 (0.4) 0.2 (0.5) 0.1 (0.2) 0.1 (0.2) 0.3 (0.7) 0.0 (0.0) 0.0 (0.0) 0.0 (0.0)
Finland 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019
Serotype
Total 32.3 (100) 30.4 (100) 33.7 (100) 30.2 (100) 32.5 (100) 38.0 (100) 36.1 (100) 37.2 (100) 32.5 (100) 31.4 (100)
19A 1.1 (3.4) 1.7 (5.4) 2.1 (6.2) 3.3 (11.0) 3.7 (11.4) 5.5 (14.4) 6.9 (19.1) 8.5 (22.9) 7.1 (21.7) 6.6 (21.1)
3 3.3 (10.3) 3.6 (11.9) 3.6 (10.7) 3.5 (11.6) 5.8 (17.7) 7.0 (18.4) 6.5 (18.1) 6.4 (17.3) 4.3 (13.2) 4.7 (15.1)
6C 0.1 (0.3) 0.7 (2.4) 1.5 (4.5) 1.2 (4.1) 0.7 (2.3) 2.7 (7.1) 2.8 (7.7) 3.8 (10.2) 3.4 (10.6) 4.2 (13.3)
22F 2.5 (7.6) 2.8 (9.2) 2.7 (8.0) 2.7 (8.8) 3.9 (12.0) 4.0 (10.6) 4.2 (11.6) 3.4 (9.2) 2.7 (8.3) 3.6 (11.5)
15A 0.2 (0.7) 0.2 (0.7) 0.3 (0.9) 0.3 (0.9) 0.2 (0.6) 0.5 (1.4) 1.0 (2.7) 0.4 (1.2) 0.4 (1.3) 1.1 (3.6)
23B 0.1 (0.3) 0.0 (0.0) 0.1 (0.3) 0.1 (0.3) 0.1 (0.3) 0.9 (2.4) 0.2 (0.5) 1.2 (3.2) 1.5 (4.7) 1.1 (3.4)
8 0.0 (0.0) 0.2 (0.7) 0.3 (0.9) 0.1 (0.3) 0.4 (1.1) 0.1 (0.2) 1.0 (2.9) 0.9 (2.3) 0.6 (1.8) 1.0 (3.1)
9N 1.7 (5.2) 1.2 (4.1) 1.5 (4.5) 1.5 (5.0) 0.9 (2.9) 1.0 (2.6) 0.6 (1.7) 0.9 (2.3) 0.6 (1.8) 0.8 (2.6)
23A 0.3 (1.0) 0.3 (1.0) 0.8 (2.4) 0.6 (1.9) 0.8 (2.6) 1.9 (5.0) 1.6 (4.3) 1.3 (3.5) 1.2 (3.6) 0.7 (2.3)
19F 2.3 (7.2) 0.9 (3.1) 1.5 (4.5) 0.8 (2.5) 0.5 (1.4) 0.6 (1.7) 0.8 (2.2) 0.1 (0.2) 0.4 (1.3) 0.6 (1.8)
4 2.1 (6.6) 1.6 (5.1) 1.5 (4.5) 1.8 (6.0) 1.1 (3.4) 1.3 (3.5) 1.2 (3.4) 0.9 (2.3) 1.1 (3.4) 0.3 (1.0)
6A 1.4 (4.5) 1.1 (3.7) 0.6 (1.8) 0.9 (3.1) 1.7 (5.1) 1.1 (2.8) 0.9 (2.4) 0.9 (2.3) 0.7 (2.1) 0.2 (0.5)
6B 2.7 (8.3) 2.0 (6.5) 1.6 (4.7) 0.9 (2.8) 0.5 (1.4) 1.2 (3.1) 0.4 (1.2) 0.5 (1.4) 0.4 (1.3) 0.2 (0.8)
10A 0.0 (0.0) 0.2 (0.7) 0.2 (0.6) 0.1 (0.3) 0.3 (0.9) 0.3 (0.7) 0.2 (0.5) 0.2 (0.5) 0.5 (1.6) 0.2 (0.8)
12F 0.0 (0.0) 0.0 (0.0) 0.1 (0.3) 0.1 (0.3) 0.3 (0.9) 0.2 (0.5) 0.1 (0.2) 0.1 (0.2) 0.0 (0.0) 0.2 (0.5)
24F 0.0 (0.0) 0.0 (0.0) 0.0 (0.0) 0.0 (0.0) 0.0 (0.0) 0.3 (0.7) 0.3 (0.7) 0.2 (0.5) 0.3 (0.8) 0.2 (0.8)
33F 0.0 (0.0) 0.0 (0.0) 0.0 (0.0) 0.0 (0.0) 0.0 (0.0) 0.4 (1.2) 0.7 (1.9) 0.3 (0.7) 0.5 (1.6) 0.2 (0.5)
14 5.2 (16.2) 4.7 (15.3) 4.8 (14.2) 2.8 (9.4) 2.1 (6.6) 0.4 (1.2) 0.7 (1.9) 0.9 (2.3) 0.5 (1.6) 0.1 (0.3)
23F 2.8 (8.6) 2.3 (7.5) 2.5 (7.4) 2.2 (7.2) 2.1 (6.6) 1.4 (3.8) 0.7 (1.9) 0.8 (2.1) 0.3 (1.0) 0.1 (0.3)
1 0.0 (0.0) 0.0 (0.0) 0.0 (0.0) 0.0 (0.0) 0.1 (0.3) 0.1 (0.2) 0.0 (0.0) 0.0 (0.0) 0.0 (0.0) 0.0 (0.0)
7F 1.6 (4.8) 1.6 (5.1) 1.1 (3.3) 0.8 (2.5) 0.8 (2.6) 0.5 (1.4) 0.3 (1.0) 0.1 (0.2) 0.4 (1.3) 0.0 (0.0)
Norway 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019
Serotype
Total 54.0 (100) 51.5 (100) 42.6 (100) 38.8 (100) 38.3 (100) 37.4 (100) 44.1 (100) 37.8 (100) 38.5 (100) 38.1 (100)
22F 6.2 (11.5) 6.5 (12.5) 6.2 (14.5) 7.7 (19.9) 6.1 (16.1) 7.8 (20.8) 9.3 (21.0) 6.6 (17.5) 7.0 (18.3) 5.5 (14.4)
3 4.2 (7.7) 3.4 (6.7) 4.0 (9.4) 2.6 (6.8) 2.6 (6.9) 2.7 (7.1) 3.9 (8.7) 5.9 (15.6) 4.8 (12.4) 5.1 (13.4)
9N 0.6 (1.1) 1.2 (2.4) 1.1 (2.5) 0.8 (2.0) 1.9 (4.9) 1.5 (3.9) 1.6 (3.6) 3.1 (8.3) 2.5 (6.4) 3.9 (10.3)
8 1.2 (2.1) 1.2 (2.4) 1.1 (2.5) 0.9 (2.4) 1.4 (3.6) 1.2 (3.2) 2.0 (4.6) 2.3 (6.1) 2.1 (5.4) 3.3 (8.8)
23B 0.3 (0.5) 1.2 (2.4) 2.0 (4.7) 2.5 (6.4) 1.5 (3.9) 1.8 (4.9) 1.0 (2.2) 1.4 (3.7) 1.5 (4.0) 2.2 (5.7)
23A 2.3 (4.3) 2.2 (4.3) 1.2 (2.8) 1.6 (4.1) 2.3 (5.9) 1.7 (4.5) 0.7 (1.6) 2.1 (5.5) 1.1 (3.0) 1.6 (4.1)
10A 1.2 (2.1) 0.5 (1.1) 0.9 (2.2) 1.2 (3.0) 1.0 (2.6) 1.2 (3.2) 1.3 (3.0) 1.3 (3.4) 2.1 (5.4) 1.4 (3.6)
15A 0.0 (0.0) 0.1 (0.3) 0.8 (1.9) 0.5 (1.4) 1.3 (3.3) 1.1 (2.9) 1.6 (3.6) 1.9 (4.9) 1.9 (5.0) 1.4 (3.6)
6C 3.6 (6.7) 4.0 (7.7) 2.7 (6.3) 2.5 (6.4) 1.5 (3.9) 1.5 (3.9) 1.0 (2.2) 0.3 (0.9) 1.7 (4.5) 1.0 (2.6)
24F 0.1 (0.3) 0.1 (0.3) 0.3 (0.6) 0.3 (0.7) 0.8 (2.0) 1.7 (4.5) 2.2 (4.9) 1.4 (3.7) 0.2 (0.5) 1.0 (2.6)
33F 2.3 (4.3) 2.7 (5.3) 1.2 (2.8) 1.8 (4.7) 0.8 (2.0) 1.9 (5.2) 2.3 (5.2) 1.3 (3.4) 1.3 (3.5) 1.0 (2.6)
19F 1.2 (2.1) 1.1 (2.1) 0.8 (1.9) 0.4 (1.0) 0.3 (0.7) 0.5 (1.3) 0.6 (1.4) 0.3 (0.9) 0.4 (1.0) 0.8 (2.1)
14 1.4 (2.7) 0.7 (1.3) 0.5 (1.3) 0.4 (1.0) 0.3 (0.7) 0.2 (0.6) 0.2 (0.5) 0.1 (0.3) 0.0 (0.0) 0.4 (1.0)
19A 6.8 (12.5) 7.0 (13.6) 3.7 (8.8) 2.0 (5.1) 2.1 (5.6) 1.5 (3.9) 1.8 (4.1) 0.8 (2.1) 1.1 (3.0) 0.4 (1.0)
4 2.2 (4.0) 1.2 (2.4) 1.1 (2.5) 0.8 (2.0) 0.1 (0.3) 0.2 (0.6) 0.4 (0.8) 0.1 (0.3) 0.2 (0.5) 0.2 (0.5)
7F 5.3 (9.9) 5.4 (10.4) 4.7 (11.0) 3.3 (8.4) 3.1 (8.2) 1.7 (4.5) 1.7 (3.8) 0.3 (0.9) 0.4 (1.0) 0.2 (0.5)
1 2.0 (3.7) 2.1 (4.0) 0.9 (2.2) 0.4 (1.0) 0.5 (1.3) 0.0 (0.0) 0.0 (0.0) 0.0 (0.0) 0.0 (0.0) 0.0 (0.0)
6A 1.4 (2.7) 1.0 (1.9) 0.7 (1.6) 0.3 (0.7) 0.1 (0.3) 0.2 (0.6) 0.1 (0.3) 0.1 (0.3) 0.2 (0.5) 0.0 (0.0)
6B 0.0 (0.0) 1.1 (2.1) 0.7 (1.6) 0.4 (1.0) 0.5 (1.3) 0.1 (0.3) 0.0 (0.0) 0.2 (0.6) 0.4 (1.0) 0.0 (0.0)
12F 0.1 (0.3) 0.5 (1.1) 0.3 (0.6) 0.5 (1.4) 0.5 (1.3) 0.4 (1.0) 1.2 (2.7) 0.5 (1.2) 0.6 (1.5) 0.0 (0.0)
23F 0.7 (1.3) 0.8 (1.6) 0.3 (0.6) 0.4 (1.0) 0.1 (0.3) 0.0 (0.0) 0.0 (0.0) 0.2 (0.6) 0.0 (0.0) 0.0 (0.0)
Sweden 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019
Serotype
Total 47.0 (100) 41.1 (100) 44.3 (100) 41.6 (100) 38.6 (100) 41.1 (100) 43.7 (100) 42.9 (100) 41.9 (100) 41.8 (100)
3 N/A 4.0 (9.7) 6.5 (14.6) 7.1 (17.0) 5.5 (14.3) 5.7 (13.9) 6.8 (15.5) 6.1 (14.3) 7.3 (17.3) 6.4 (15.4)
19A N/A 3.8 (9.2) 3.2 (7.2) 3.2 (7.8) 2.9 (7.5) 3.7 (8.9) 2.5 (5.7) 3.7 (8.6) 4.6 (11.1) 4.0 (9.7)
8 N/A 0.7 (1.7) 0.8 (1.7) 0.8 (1.8) 0.9 (2.3) 1.8 (4.3) 2.1 (4.7) 2.8 (6.5) 3.7 (8.7) 3.8 (9.0)
15A N/A 0.1 (0.1) 0.3 (0.7) 0.7 (1.6) 0.6 (1.6) 0.9 (2.1) 1.8 (4.1) 2.0 (4.7) 2.4 (5.8) 3.0 (7.2)
22F N/A 5.0 (12.2) 5.3 (12.0) 5.1 (12.2) 4.8 (12.3) 4.2 (10.1) 4.8 (11.0) 4.6 (10.7) 4.3 (10.2) 2.8 (6.6)
6C N/A 2.0 (4.9) 1.8 (4.1) 2.7 (6.5) 2.5 (6.4) 2.9 (7.1) 2.7 (6.1) 2.7 (6.4) 2.6 (6.2) 2.6 (6.1)
9N N/A 1.6 (3.9) 1.8 (4.1) 1.9 (4.6) 2.2 (5.8) 2.6 (6.4) 3.0 (6.9) 2.4 (5.5) 1.9 (4.6) 2.1 (5.0)
23A N/A 1.5 (3.6) 2.1 (4.7) 1.2 (2.8) 2.1 (5.4) 1.2 (3.0) 1.1 (2.4) 2.0 (4.6) 2.0 (4.8) 1.8 (4.4)
23B N/A 0.1 (0.3) 0.4 (1.0) 0.9 (2.1) 1.6 (4.1) 1.8 (4.3) 1.5 (3.5) 1.9 (4.4) 1.1 (2.7) 1.4 (3.4)
10A N/A 0.7 (1.6) 0.8 (1.7) 0.9 (2.1) 1.1 (3.0) 1.8 (4.3) 1.3 (3.0) 1.1 (2.5) 1.0 (2.5) 0.9 (2.3)
12F N/A 0.2 (0.4) 0.3 (0.6) 0.4 (0.9) 0.4 (1.1) 0.5 (1.3) 1.6 (3.6) 0.9 (2.0) 0.9 (2.2) 0.8 (2.0)
33F N/A 1.7 (4.1) 1.8 (4.1) 2.0 (4.8) 1.8 (4.7) 2.0 (4.8) 1.5 (3.4) 0.8 (1.8) 0.7 (1.7) 0.7 (1.6)
24F N/A 0.2 (0.4) 0.3 (0.6) 0.3 (0.7) 0.5 (1.3) 1.0 (2.4) 2.2 (4.9) 1.5 (3.5) 1.1 (2.6) 0.6 (1.4)
7F N/A 2.0 (4.9) 2.1 (4.8) 1.5 (3.7) 1.8 (4.7) 0.9 (2.2) 0.6 (1.4) 0.3 (0.7) 0.3 (0.6) 0.5 (1.1)
4 N/A 1.0 (2.5) 0.8 (1.8) 0.8 (1.8) 0.3 (0.7) 0.3 (0.7) 0.2 (0.4) 0.3 (0.7) 0.3 (0.6) 0.2 (0.5)
6A N/A 2.6 (6.3) 0.6 (1.4) 1.1 (2.6) 0.3 (0.8) 0.4 (0.9) 0.3 (0.7) 0.5 (1.2) 0.1 (0.2) 0.2 (0.5)
6B N/A 1.3 (3.1) 0.9 (2.0) 0.7 (1.7) 0.8 (2.1) 0.4 (0.9) 0.2 (0.4) 0.5 (1.2) 0.3 (0.6) 0.2 (0.5)
14 N/A 1.9 (4.5) 1.1 (2.4) 0.4 (0.9) 0.7 (1.7) 0.4 (0.9) 0.1 (0.1) 0.2 (0.5) 0.2 (0.5) 0.2 (0.4)
19F N/A 0.6 (1.5) 0.9 (2.1) 0.5 (1.2) 0.4 (1.1) 0.3 (0.7) 1.1 (2.5) 0.3 (0.7) 0.5 (1.1) 0.2 (0.4)
1 N/A 0.2 (0.6) 0.5 (1.1) 0.2 (0.5) 0.1 (0.3) 0.1 (0.1) 0.1 (0.1) 0.1 (0.2) 0.0 (0.0) 0.1 (0.1)
23F N/A 2.2 (5.4) 1.3 (3.0) 0.5 (1.2) 0.4 (1.0) 0.2 (0.4) 0.1 (0.2) 0.2 (0.5) 0.1 (0.2) 0.1 (0.3)

*The table shows serotypes accounting for at least 5% of the total number of IPD cases in any country for at least one year during the study period.