Methods
- Baseline blood eosinophil data from 7 phase III/IV randomized controlled COPD trials in tiotropium, olodaterol and tiotropium/ olodaterol programs that included an overall of 1532 Chinese and 11357 non-Chinese patients with COPD were pooled and retrospectively analyzed.
- NCT00239434, NCT00387088, NCT00782210, NCT00782509, NCT01431274, NCT01431287, NCT00975195.