Table 10: Comparative categories of reported signs and symptoms.

VariableCategory of respondentTotal
ExposedControln%
n%n%

Categories of number of symptoms
 1–9 symptoms2831.82543.15336.3
 10–19 symptoms3640.91627.65235.6
 20 symptoms and above2427.335.22718.5
 No exposure symptoms1424.1149.6
Total88100.058100.0146100.0