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Table 3 Microbial etiology and corresponding TNF-α and CRP levels

From: Determinants of short and long term functional recovery after hospitalization for community-acquired pneumonia in the elderly: role of inflammatory markers

Microorganisms Definite (n) Probable (n) TNF-α (pg/ml)* CRP (mg/L)*
Streptococcus pneumoniae 16 36 49.8 (36.6–76.1) 127.3 (111.7–160.3)
Mycoplasma pneumoniae 2 - 16.9 (12.9–22.6) 56.6 (41.7–118.9)
Moraxella catarrhalis - 9 19.8 (14.7–26.0) 85.2 (55.0–123.9)
Chlamydia pneumoniae 20 - 21.1 (15.4–28.3) 98.7 (61.6–132.3)
Hemophilus influenzae - 25 23.2 (17.8–35.2) 103.5 (67.2–123.1)
Klebsiella pneumonia 1 7 28.7 (17.5–36.6) 122.4 (115.9–128.9)
Escherichia coli - 5 22.1 (18.4–25.9) 101.8 (64.7–145.7)
Legionella pneumophila 14 - 32.9 (26.5–55.1) 127.5 (106.8–176.3)
Influenza virus 4 - 18.2 (13.2–23.3) 76.6 (43.8–116.7)
  1. *Expressed as median with interquartile range