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Table 2 Product names of humidifier disinfectants according to clinical classification

From: Misclassification and characterization of exposure to humidifier disinfectants using a questionnaire

  Class 1, 2 Class 3, 4 Indetermination Total p-value
N (%) N (%) N (%) N (%)
Products 4632 88.3 468 8.9 145 2.8 5245 100.0  
Oxy Ssakssak New Gaseupgi Dangbun 3419 88.2 356 9.2 101 2.6 3876 100.0 < 0.01
Ekyung Gaseupgi Mate 458 92.3 24 4.8 14 2.8 496 100.0  
E-Mart Gaseupgi Salgyunje 112 91.8 9 7.4 1 0.8 122 100.0  
WiseLect Gaseupgi Salgyunje 77 74.0 26 25.0 1 1.0 104 100.0  
Homeplus Gaseupgi Chungjungje 105 89.0 12 10.2 1 0.8 118 100.0  
Vegetable Home Gaseupgi Cleanup 44 97.8 1 2.2 0 0.0 45 100.0  
Cefu Gaseupgi Salgyunje 49 60.5 30 37.0 2 2.5 81 100.0  
Others 116 87.9 3 2.3 13 9.8 132 100.0  
Unknown 252 93.0 7 2.6 12 4.4 271 100.0  
Chemical type
 PHMG 3642 88.0 395 9.5 103 2.5 4140 100.0 < 0.01
 CMIT/MIT 611 91.6 35 5.2 21 3.1 667 100.0  
 PGH 50 60.2 31 37.3 2 2.4 83 100.0  
 Others 73 91.3 0 0.0 7 8.8 80 100.0  
 Unknown 256 93.1 7 2.5 12 4.4 275 100.0