Table 5. The prevalence of diseases or diseases worsened by nanomaterials handling work stratified by risk levels.
Variables | Prevalence |
Worsened by work |
|||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Control (n=200) |
Risk Level 1 (n=139) |
Risk Level 2 (n=119) |
p-value* | Control (n=200) |
Risk Level 1 (n=139) |
Risk Level 2 (n=119) |
p-value* | ||||||||||||
N | (%) | N | (%) | N | (%) | N | (%) | N | (%) | N | (%) | ||||||||
Respiratory Diseases | |||||||||||||||||||
Chronic Bronchitis | 11 | 5.5% | 8 | 5.8% | 6 | 5.0% | 0.96 | 0 | 0.0% | 3 | 2.2% | 2 | 1.7% | 0.13 | |||||
Emphysema | 0 | 0.0% | 0 | 0.0% | 0 | 0.0% | . | 0 | 0.0% | 0 | 0.0% | 0 | 0.0% | . | |||||
Asthma | 7 | 3.5% | 4 | 2.9% | 2 | 1.7% | 0.63 | 0 | 0.0% | 1 | 0.7% | 1 | 0.8% | 0.46 | |||||
Tuberculosis | 1 | 0.5% | 0 | 0.0% | 0 | 0.0% | 0.52 | 0 | 0.0% | 0 | 0.0% | 0 | 0.0% | . | |||||
Lung cancer | 1 | 0.5% | 0 | 0.0% | 0 | 0.0% | 0.52 | 0 | 0.0% | 0 | 0.0% | 0 | 0.0% | . | |||||
Rhinitis | 37 | 18.7% | 27 | 19.4% | 23 | 19.3% | 0.98 | 1 | 0.5% | 5 | 3.6% | 2 | 1.7% | 0.10 | |||||
Cardiovascular diseases | |||||||||||||||||||
Stroke | 0 | 0.0% | 0 | 0.0% | 0 | 0.0% | . | 0 | 0.0% | 0 | 0.0% | 0 | 0.0% | . | |||||
Arrhythmia | 2 | 1.0% | 5 | 3.6% | 7 | 5.9% | 0.05 | 0 | 0.0% | 0 | 0.0% | 1 | 0.8% | 0.24 | |||||
Ischemic heart dis | 0 | 0.0% | 0 | 0.0% | 1 | 0.8% | 0.24 | 0 | 0.0% | 0 | 0.0% | 0 | 0.0% | . | |||||
Angina | 0 | 0.0% | 0 | 0.0% | 5 | 4.2% | <0.01 | 0 | 0.0% | 0 | 0.0% | 0 | 0.0% | . | |||||
Valve heart dis. | 3 | 1.5% | 2 | 1.4% | 2 | 1.7% | 0.99 | 0 | 0.0% | 0 | 0.0% | 0 | 0.0% | . | |||||
Hyperlipidemia | 13 | 6.6% | 9 | 6.5% | 11 | 9.2% | 0.62 | 1 | 0.5% | 1 | 0.7% | 1 | 0.8% | 0.93 | |||||
Hypertension | 12 | 6.1% | 9 | 6.5% | 11 | 9.2% | 0.54 | 2 | 1.0% | 2 | 1.4% | 0 | 0.0% | 0.45 | |||||
Skin Diseases | |||||||||||||||||||
Atopic dermatitis | 9 | 4.5% | 11 | 7.9% | 9 | 7.6% | 0.37 | 0 | 0.0% | 1 | 0.7% | 1 | 0.8% | 0.46 | |||||
Allergic dermatitis | 19 | 9.6% | 8 | 5.8% | 18 | 15.1% | 0.04 | 1 | 0.5% | 0 | 0.0% | 5 | 4.2% | 0.01 | |||||
Pigmentation | 3 | 1.5% | 2 | 1.4% | 5 | 4.2% | 0.22 | 0 | 0.0% | 0 | 0.0% | 0 | 0.0% | . | |||||
Skin cancer | 0 | 0.0% | 2 | 1.4% | 1 | 0.8% | 0.26 | 0 | 0.0% | 0 | 0.0% | 0 | 0.0% | . | |||||
Folliculitis | 9 | 4.5% | 7 | 5.0% | 7 | 5.9% | 0.87 | 0 | 0.0% | 0 | 0.0% | 1 | 0.8% | 0.24 |
*χ2p-value