Table 2.

Clinical features, diagnosis and management of 30 confirmed H7N9 cases in Hangzhou

Variable	Confirmed case (N = 30)
Underlying disease/(N,%)	21 (70.00)
Symptom severity/(N,%)
Mild	14 (46.67)
Moderate	12 (40.00)
Severe	4 (13.33)
Use of artificial liver/(N,%)	7 (23.33)
Use of artificial lung/(N,%)	5 (16.67)
Use of dialysis/(N,%)	9 (30.00)
Outcome/(N,%)
Discharged	5 (16.67)
Improved	3 (10.00)
Stabilized	17 (56.67)
Aggravated	1 (3.33)
Died	3 (10.00)
Unknown	1 (3.33)
Duration between disease onset and
First hospital visit/median (range, days)	1 (0–19)
First hospitalization/median (range, days)	4 (0–19)
Transfer to provincial-level hospital/median (range, days)	5 (3–21)
Occurrence of respiratory failure/median (range, days)	5 (3–11)
Confirmed diagnosis/median (range, days)	6 (4–21)