Pneumoconiosis from agricultural dust exposure among young California farmworkers.

There was a highly significant relationship between agricultural work and a finding of pneumoconiosis ( Table 5 ): A total of 32.1% of agricultural workers had either macules or nodules in their lungs compared with only 8.3% of nonagricultural workers ( p = 0.003). is association persisted in a multivariate analysis controlling for age and cigarette smoking.

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