Table 3.
Summary demographic and classification information for all sera samples.
| Parameter | Exposed to diisocyanates workers with diisocyanate related asthma n = 15 | Exposed to diisocyanate workers non-asthmatic no diisocyante related asthma n = 10 | Exposed to diisocyanates workers asthmatic no diisocyanate related asthma n = 9 | Not exposed to diisocyanates non-asthmatic no diisocyante related asthma n = 7 |
|---|---|---|---|---|
| Gender | ||||
| Male | 13 | 8 | 8 | 1 |
| Female | 2 | 2 | 1 | 6 |
| Age (years) (mean ± SD) | 38.5 ± 9.9 | 36.5 ± 9.9 | 44.9 ± 7.5 | 37.9 ± 11.0 |
| Mean (±SD) duration of exposure to diisocyanates (months) | 66.8 ± 83.0 | 60.5 ± 54.3 | 152.5 ± 109.3 | Not applicable |
| Last exposure to diisocyanates prior to sample collection (mean days ± SD) | 94.8 ± 136.9 | 140.9 ± 113.1 | 170.9 ± 256.1 | Not applicable |
| Challenge test positive to MDI | Yes | No | No | No |
| Detect or non-detect | 4 detect | 4 detect | 3 detect | 1 detect |
| Sabbioni | 4 NQ | 1 NQ | 2 NQ | 0 NQ |
| Modified method | 7 ND | 5 ND | 4 ND | 6 ND |