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Table 2 Concentration of metals present in the BAL from smokers and non-smokers

From: Airway surface liquid from smokers promotes bacterial growth and biofilm formation via iron-lactoferrin imbalance

Element

Metal concentration (ng/mL)

P-valuea

Non-Smokers BAL

Smokers BAL

 

Aluminum

BBL

0.73 (1.89)

NA

Arsenic

3.46 (0.86)

4.24 (1.19)

0.0933

Calcium

811.7 (181.61)

856.8 (183.34)

0.5691

Chromium

0.003 (0.01)

0.03 (0.06)

0.1142

Copper

4.77 (4.9)

4 (2.26)

0.6411

Iron

6.38 (9.12)

23.37 (28.47)

0.0741

Lead

BBL

0.07 (0.16)

NA

Magnesium

389.06 (66.93)

428.76 (110.42)

0.3200

Manganese

0.12 (0.16)

0.21 (0.24)

0.2785

Nickel

0.22 (0.12)

0.5 (0.55)

0.1205

Vanadium

BBL

0.06 (0.02)

NA

Zinc

40.45 (20.99)

48.16 (35.06)

0.5385

  1. Data are expressed in mean (SD). BBL below blank level
  2. aCompared by unpaired t-test. NA not apply