Chapter 3 RESULTS From January 1, 2017 to June 31, 2018, this study collected 1846 neutropenia patients in total with the following characteristics: 10 Mild Moderate Severe Very severe 622 (33, 7%) 906 (49, 1%) 218 (11, 8%) 100 (5, 4%) T h e n u m b e r o f p a ti e n ts Level 3.1.