Table 2 Comparison of cytological diagnosis of bronchoalveolar lavage fluid between patients with and without HIV infection
From: Cytopathological analysis of bronchoalveolar lavage fluid in patients with and without HIV infection
Diagnosis | HIV infected patients(cases) | HIV uninfected patients(cases) | Total | x2 | P value |
|---|---|---|---|---|---|
Specific lesions | 1045 (59.1%) | 54 (12.2%) | 1099 | 311.909 |  < 0.001 |
 Single infection | 724 (41.0%) | 14 (3.2%) | 738 | 227.493 |  < 0.001 |
Pneumocystis jiroveci infection (PJ) | 229 (13.0%) | 0 | 229 | 64.009 |  < 0.001 |
 Cytomegalovirus infection(CMV) | 370 (20.9%) | 0 | 370 | 111.342 |  < 0.001 |
 Mycobacterial infection | 60 (3.4%) | 9 (2.0%) | 69 | 2.174 | 0.140 |
  M. tuberculosis | 55 (3.1%) | 9 (2.0%) | 64 | 1.468 | 0.226 |
  Nontuberculous mycobacteria | 5 (0.3%) | 0 | 5 | 1.256 | 0.262 |
 Fungal infection | 62 (3.5%) | 5 (1.1%) | 67 | 6.818 | 0.009 |
  Mildew | 41 (2.3%) | 5 (1.1%) | 46 | 2.464 | 0.116 |
  Cryptococcosis | 13 (0.7%) | 0 | 13 | 3.277 | 0.070 |
  Talaromyces marneffei | 3 (0.2%) | 0 | 3 | 0.753 | 0.386 |
  Histoplasma | 3 (0.2%) | 0 | 3 | 0.753 | 0.386 |
  Actinomycetes | 2 (0.1%) | 0 | 2 | 0.502 | 0.479 |
 Bacteria infection | 3 (0.2%) | 0 | 3 | 0.753 | 0.386 |
 Double infection | 300 (17.0%) | 0 | 300 | 86.970 |  < 0.001 |
  PJ combined with CMV infection | 221 (12.5%) | 0 | 221 | 61.525 |  < 0.001 |
  PJ combined with mycobacterial infection | 3 (0.2%) | 0 | 3 | 0.753 | 0.386 |
  PJ combined with Fungal infection | 8 (0.5%) | 0 | 8 | 2.012 | 0.156 |
  CMV combined with mycobacterial infection | 24 (1.4%) | 0 | 24 | 6.080 | 0.014 |
  CMV combined with Fungal infection | 40 (2.3%) | 0 | 40 | 10.207 | 0.001 |
  CMV combined with Bacteria infection | 4 (0.2%) | 0 | 4 | 1.004 | 0.316 |
Triple infection | 10 (0.6%) | 0 | 10 | 2.517 | 0.113 |
  PJ, CMV combined with fungal infection | 9 (0.5%) | 0 | 9 | 2.264 | 0.132 |
  PJ, CMV combined with mycobacterial infection | 1 (0.1%) | 0 | 1 | 0.251 | 0.617 |
 Neoplastic lesions | 11 (0.6%) | 40 (9.0%) | 51 | 111.109 |  < 0.001 |
  Squamous cell carcinoma | 2 (0.1%) | 19 (4.3%) | 21 | 65.659 |  < 0.001 |
  Adenocarcinoma | 4 (0.2%) | 14 (3.2%) | 18 | 37.765 |  < 0.001 |
  Small cell carcinoma | 3 (0.2%) | 6 (1.4%) | 9 | 12.264 |  < 0.001 |
  Diffuse large B lymphoma | 2 (0.1%) | 0 | 2 | 0.502 | 0.479 |
 Squamous papilloma | 0 | 1 (0.2%) | 1 | 3.993 | 0.046 |
Non-specific lesions | 723 (40.9%) | 389 (87.8%) | 1112 | 311.909 |  < 0.001 |
Total | 1768 | 443 | 2211 | Â | Â |