8-hour maximum Increased airway n/a n/a n/a n/a n/a No CRF Increases observed () recommended. in healthy adults Chamber studies of with 1.5-2.0ppm bronchial and in in asthmatics with asthmatics-effects 0.3ppm (30 seen > 200 µg/m3 minutes) or 0.1ppm (1-hour average). (60 minutes). () Restricted activity n/a n/a n/a n/a n/a No CRF days (RAD)2 recommended. Minor restricted n/a n/a n/a n/a n/a No CRF activity days recommended. (MRAD)3 Work lost days n/a n/a n/a n/a n/a No CRF (WLD)2 recommended. Acute bronchitis n/a n/a n/a n/a n/a No CRF (incidence, 8-12 recommended. years) Lower respiratory n/a n/a n/a n/a n/a No CRF symptoms recommended. Acute respiratory n/a n/a n/a n/a n/a No CRF symptoms recommended. Wheeze No effect. n/a n/a n/a n/a Recommended CRF () in sensitivity
8-hour maximum Increased airway n/a n/a n/a n/a Increases observed in healthy adults with 1.5-2.0ppm and in asthmatics with 0.3ppm (30 minutes) or 0.1ppm (60 minutes). () n/a () Chamber studies of bronchial in asthmatics-effects seen > 200 µg/m3 (1-hour average). No CRF recommended. Restricted activity days (RAD)2 n/a n/a n/a n/a n/a No CRF recommended. Minor restricted activity days (MRAD)3 n/a n/a n/a n/a n/a No CRF recommended. Work lost days (WLD)2 n/a n/a n/a n/a n/a No CRF recommended. Acute bronchitis (incidence, 8-12 years) n/a n/a n/a n/a n/a No CRF recommended. Lower respiratory symptoms n/a n/a n/a n/a n/a No CRF recommended. Acute respiratory symptoms n/a n/a n/a n/a n/a No CRF recommended. Wheeze No effect. () n/a n/a n/a n/a Recommended CRF in sensitivity
health-report.docx