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Table 3 Comparison between the general characteristics and abnormal symptoms according to respiratory protector device used

From: Acute Symptoms in Firefighters who Participated in Collection Work after the Community Hydrogen Fluoride Spill Accident

  No wear (N = 91) Disposable or cotton mask (N = 114) Gas mask (N = 11) SCBA (N = 132) p-value*
  N % N % N % N %  
Age (years)          0.000
  < 30 5 13.9 8 22.2 2 5.6 21 58.3  
  30 ~ 39 22 20.2 33 30.3 2 1.8 52 47.7  
  40 ~ 49 47 33.8 46 33.1 4 2.9 42 30.2  
  ≥ 50 17 26.6 27 42.2 3 4.7 17 26.6  
Gender          0.012
  Male 81 24.7 108 32.9 10 3.0 129 39.3  
  Female 10 50.0 6 30.0 1 5.0 3 15.0  
Smoking          0.101
  No smoker 56 23.6 79 33.3 5 2.1 97 40.9  
  Current smoker 35 31.5 35 31.5 6 5.4 35 31.5  
Job          0.000
  Firefighter 51 20.8 59 24.1 3 1.2 132 53.9  
  Police officer 16 34.8 22 47.8 8 17.4 0 0.0  
  Volunteer firefighter 21 61.8 13 38.2 0 0.0 0 0.0  
  Special warfare reserved force 3 13.0 20 87.0 0 0.0 0 0.0  
Abnormal symptoms
  Throat 13 14.3 21 18.4 3 27.3 27 20.5 0.262
  Nose 10 11.0 12 10.5 1 9.1 18 13.6 0.468
  Eye§ 21 23.1 19 16.7 2 18.2 37 28.0 0.139
  Lung 34 37.4 33 28.9 4 36.4 36 27.3 0.208
  Skin** 5 5.5 19 16.7 1 9.1 13 9.8 0.977
  Heart++ 0 0.0 0 0.0 0 0.0 0 0.0 -
  Nerve‡‡ 9 9.9 8 7.0 0 0.0 13 9.8 0.840
  Stomach‡‡‡ 0 0.0 7 6.1 0 0.0 3 2.3 0.941
  1. *Chi-square test for trend.
  2. Throat pain, change of voice, dry mouth.
  3. Rhinorrhea, nasal obstruction, nasal pain, nasal bleeding.
  4. §Ocular pain, red eye, blurred vision, lacrimination.
  5. Cough, sputum, chest discomfort, dyspnea.
  6. **Skin pruritus, skin rash, skin pain.
  7. ++Palpitation, left chest pain.
  8. ‡‡Fatigue, Headache, dizziness, arm/leg claudication, muscle weakness, inattention, muscle pain.
  9. ‡‡‡Vomiting, dyspepsia, nausea, diarrhea, abdominal pain.