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Table 2 Serum IgG antibody (median and i-q range, μg/ml) against pigeon antigens quantified by fluorimetry in pigeon fanciers according to category of likelihood of Hypersensitivity Pneumonitis, based on symptoms.

From: Quantifying serum antibody in bird fanciers' hypersensitivity pneumonitis

 

Category of likelihood of HP

 

Probable

Possible

Unlikely

Number

22

10

18

Pigeon serum

135.0

70.3

3.4

 

(49.6–161.0)

(23.0–94.9)

(0.01–11.1)

Pigeon feathers

250.0

174.0

12.4

 

(142.5–250.0)

(80.0–250.0)

(2.3–86.4)

Pigeon droppings

250.0

250.0

43.2

 

(250.0-250.0)

(121.5–250.0)

(26.2–101.8)