Table 5 Analysis of the individual symptoms according to working time
Less than 1 hours (N = 28) | 1-10 hours (N = 272) | More than 10 hours (N = 48) | Total | p-value* | |||||
|---|---|---|---|---|---|---|---|---|---|
N | % | N | % | N | % | N | % | ||
Throat | |||||||||
Throat pain | 8 | 32.0 | 45 | 12.6 | 11 | 13.3 | 64 | 13.7 | 0.840 |
Nose | |||||||||
Rhinorreha | 2 | 8.0 | 23 | 6.4 | 7 | 8.4 | 32 | 6.9 | 0.207 |
Nasal obstruction | 1 | 4.0 | 6 | 1.7 | 2 | 2.4 | 9 | 1.9 | 0.726 |
Nasal pain | 0 | 0.0 | 3 | 0.8 | 0 | 0.0 | 3 | 0.6 | 0.830 |
Eye | |||||||||
Ocular pain | 4 | 16.0 | 45 | 12.6 | 6 | 7.2 | 55 | 11.8 | 0.713 |
Red eye | 1 | 4.0 | 10 | 2.8 | 1 | 1.2 | 12 | 2.6 | 0.663 |
Blurred vision | 0 | 0.0 | 7 | 2.0 | 3 | 3.6 | 10 | 2.1 | 0.094 |
Lacrimination | 0 | 0.0 | 7 | 2.0 | 2 | 2.4 | 9 | 1.9 | 0.281 |
Lung | |||||||||
Cough | 2 | 8.0 | 49 | 13.7 | 12 | 14.5 | 63 | 13.5 | 0.056 |
Sputum | 0 | 0.0 | 33 | 9.2 | 8 | 9.6 | 41 | 8.8 | 0.043 |
Chest discomfort | 1 | 4.0 | 24 | 6.7 | 5 | 6.0 | 30 | 6.4 | 0.349 |
Dyspnea | 0 | 0.0 | 4 | 1.1 | 0 | 0.0 | 4 | 0.9 | 0.803 |
Skin | |||||||||
Skin pruritus | 2 | 8.0 | 18 | 5.0 | 1 | 1.2 | 21 | 4.5 | 0.285 |
Skin rash | 1 | 4.0 | 9 | 2.5 | 2 | 2.4 | 12 | 2.6 | 0.884 |
Skin pain | 0 | 0.0 | 6 | 1.7 | 1 | 1.2 | 7 | 1.5 | 0.623 |
Nerve | |||||||||
Fatigue | 2 | 8.0 | 21 | 5.9 | 9 | 10.8 | 32 | 6.9 | 0.039 |
Headache | 1 | 4.0 | 23 | 6.4 | 6 | 7.2 | 30 | 6.4 | 0.178 |
Dizziness | 0 | 0.0 | 5 | 1.4 | 2 | 2.4 | 7 | 1.5 | 0.189 |
Arm/leg claudication | 0 | 0.0 | 6 | 1.7 | 0 | 0.0 | 6 | 1.3 | 0.760 |
Stomach | |||||||||
Vomiting | 0 | 0.0 | 3 | 0.8 | 4 | 4.8 | 7 | 1.5 | 0.003 |
Other | 0 | 0.0 | 11 | 3.1 | 1 | 1.2 | 12 | 2.6 | 0.844 |
Total | 25 | 100.0 | 358 | 100.0 | 83 | 173.2 | 466 | 100.0 | |