Table 1. Demographic Characteristics and Self-Reported Occupational History of 52 Patients From California With Engineered Stone–Associated Silicosis.
| Demographic or occupational characteristic (No. with data available) | Overall (n = 52), No. (%) |
|---|---|
| Demographic characteristics | |
| Age at diagnosis (52), median (IQR), y | 45 (40-49) |
| Male sex (52) | 52 (100) |
| Race and ethnicity (52) | |
| Latino | 51 (98) |
| Othera | 1 (2) |
| Country of birth (52) | |
| Mexico | 32 (62) |
| El Salvador | 14 (27) |
| Central America, other | 5 (10) |
| Othera | 1 (2) |
| Occupational history | |
| Years of work in engineered stone industry (51), median (IQR) | 15 (10-20) |
| Continued working after diagnosis (52) | |
| Still working | 25 (48) |
| Not working | 18 (35) |
| Unknown | 9 (18) |
| Engineering controls: water suppression methods (51) | 23 (45) |
| Respirator use (47) | |
| Sometimes | 35 (74) |
| Always | 12 (26) |
| Type of respirator (37) | |
| N-95 | 33 (89) |
| Half-face respirator | 17 (46) |
| Full-face respirator | 2 (5) |
| No. of employees in workshop (35) | |
| <10 | 17 (49) |
| 10-50 | 17 (49) |
| >50 | 1 (2) |
a
Further detail on the “Other” category cannot be disclosed due to small cell size and protection of privacy.