Table 1.
Asthma phenotypes | Eosinophilic | Non-Eosinophilic | ||
---|---|---|---|---|
Eosinophilic | Mixed Granulocytic | Neutrophilic | Paucigranulocytic | |
Sputum Eosinophils* | >3% | >3% | <3% | <3% |
Sputum Neutrophils* | <61% or <64% | >61% or >64% | >61% or >64% | <61% or <64% |
Response to treatment** | + | +/− | - | - |
Commonly accepted thresholds;
treatment aimed at suppressing eosinophils.