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Table 2 Chief complaints of non-hospitalized patients with respect to the distance from the accident spot

From: Acute health effects of accidental chlorine gas exposure

Chief complaint Within 100 m Beyond 100 m Total p-value*
n % n % n %
 Headache 20 27.4 26 20.0 46 22.7 0.227
 Eye irritation 23 31.5 14 10.8 37 18.2 <0.001
 Nausea 10 13.7 13 10.0 23 11.3 0.425
 Sore throat 10 13.7 12 9.2 22 10.8 0.326
 Chest pain 10 13.7 9 6.9 19 9.4 0.112
 Dizziness 7 9.6 5 3.8 12 5.9 0.096
 Cough 1 1.4 9 6.9 10 4.9 0.079
 Other 10 13.7 25 19.2 35 17.2 0.317
 No symptom 19 26.0 55 42.3 74 36.5 0.021
Total 73 100.0 130 100.0 203 100.0  
  1. *Chi-squared test.