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. 2023 Oct 30;12(21):6864. doi: 10.3390/jcm12216864

Table 1.

Microbiological findings in patients with community acquired pneumonia using different laboratory techniques refs [2,11,12].

Pathogens % of Positive Cases with
Bundels of Methods
(Gadsby-2021)
(2011–2014)
Multiplex Syndromic Pannels
Pre-COVID-19
(Ref. Serigstad-2022 and Serigstad-2022)
(2019–2020)
COVID-19
(Ref. Serigstad-2022b)
(2020–2021)
Bacteria * 15–30 62 71
S. pneumoniae 5–16 ** 15–25 15
H. influenzae <1–7 22–36 26
S. aureus 2–5 3–7 23
S. agalactiae - 4–6 6
S. pyogenes - 0 1
M. catarrhalis - 7–11 10
Pseudomonas spp. <1–3 2–3 3
E. coli - 4–8 4
K. pneumoniae - 3 1
S. marcescens - 3 1
Proteus spp. - 2 1
K. oxytoca - 1 1
K. varicola - 0 3
Acinetobacter spp. - 1 0
E. cloacae complex - 1 3
Legionella pneumophila 1 1 0
Mycoplasma/Chlamydia <3–1 2 0
Mycobacteria <1–2 - -
Nocardia 0–1 - -
Fungy * 1–3 4 11
C. albicans ND 0–3 10
P. jirovecii ND 0–1 1
Virus * 3–27 30–36 21
Rhinovoirus 0–12 1–3 15
Coronavirus (229E, OC43, HKU1, NL63) 0–3 3–5 0
SARS-CoV-2 - - 13
Metapenumovirus 0–4 9–17 0
Influenza 1–3 14–30 0
Parainfluenza 2–3 2 1
VRS 2–3 3–7 0

* Percentage of patients; ** data are presented as percentage of total cases studied (total might exceed 100% due to coinfections).