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Table 2 Characteristics of acute and chronic BRHP Patients

From: Protein antigen of bird-related hypersensitivity pneumonitis in pigeon serum and dropping

  Acute BRHP Chronic BRHP
(n = 17) (n = 42)
Age, yr 57 (48–64) 64 (56–71)
Sex, male/female 6/11 26/16
Breed history of birds N/F/C, % 0/5.9/94.1 35.7/33.3/31.0†
Exposure periods, mo 90 (30–153) 120 (63–216)
Kind of birds C/G/Pa/Ps, % 44.4/0/5.6/50 42.9/10.7/10.7/35.7
BAL cell counts Lymphocytes, % 81.8 (63.8–90.0) 42.0 (6.9–61.8)*
Serum KL-6, U/ml 2606 (1000–5766) 1275 (724–2595)
  1. Data are presented as median values and interquartile ranges unless otherwise indicated
  2. BAL bronchoalveolar lavage, N/F/C non-breeders/former-breeders/current-breeders, C/G/Pa/Ps Columbiformes/Galliformes/Passeriformes/Psitacciformes
  3. *p < 0.05 compared with Acute BRHP. †p < 0.01 compared with Acute BRHP