Table 2 The medical history of the study subjects
From: Subclinical interstitial lung damage in workers exposed to indium compounds
Past medical history | N | % |
|---|---|---|
None | 32 | 94.1 |
Pulmonary tuberculosis | 0 | 0 |
Pneumonia | 0 | 0 |
Asthma | 0 | 0 |
COPD | 0 | 0 |
Hypertension | 2 | 5.9 |
Diabetes mellitus | 0 | 0 |
Heart disease | 0 | 0 |
Total | 34 | 100.0 |