Phase I/II clinical trial of efficacy and safety of EGCG oxygen nebulization inhalation in the treatment of COVID-19 pneumonia patients with cancer

Table 2 Risk factors of severe/critical COVID-19 (pneumonia) patients

Risk Factors	Patients (%) Total = 54
Age (> 65 years)	28(52)
Obesity (BMI > 30)	5(9)
Smoke	26(48)
Cardiovascular and cerebrovascular diseases^a	23(43)
Diabetes Mellitus	11(20)
Immunodeficiency^b	19(35)
Malignancy	54(100)
Chronic lung disease	7(13)
Chronic kidney disease	1(2)

(a) include patients with hypertension (b) refers to patients who have been treated with immune checkpoint inhibitors or corticosteroids to reduce intracranial pressure in the past 1 month

ISSN: 1471-2407