Table 1. Clinical characteristics of patients infected with influenza A(H7N9) virus, China, 2013*.

Patient no.	Age, y/sex	Concurrent conditions	Days of admission after symptom onset	ICU	Complications	Mechanical ventilation	Days to commencing antiviral treatment after admission	Oseltamivir	Outcome
1	66/M	Arthritis, prostatitis	6	No	No	No	6	Yes	R
2	73/M	Chronic bronchitis	7	No	No	No	8	Yes	R
3	67/M	Hypertension	5	No	No	No	5	Yes	R
4	62/M	Hypertension	4	NA	No	No	7	Yes	R
5	76/F	Diabetes mellitus, hypertension, coronary disease	7	NA	No	Yes	No	No	R
6	81/F	Coronary disease, rheumatoid disease	4	NA	No	No	6	Yes	R
7	83/F	Diabetes mellitus, hypertension	6	Yes	Respiratory failure, MODS	Yes	8	Yes	D
8	68/M	Diabetes mellitus, hypertension	6	No	No	No	7	Yes	R
9	53/M	Diabetes mellitus	7	Yes	Respiratory failure	Yes	8	Yes	R
10	54/M	Hypertension	5	No	No	No	5	Yes	R
11	79/M	Hypertension	5	NA	No	Yes	9	Yes	R
12	47/M	None	6	No	No	Yes	6	Yes	R
13	75/F	Diabetes mellitus, hypertension	6	NA	No	Yes	No	No	R
14	61/F	None	3	Yes	Respiratory failure, MODS	Yes	NA	Yes	D
15	7/F	None	1	Yes	No	Yes	1	Yes	R
16†	4/M	None	6	No	No	No	6	Yes	R
17	52/M	Thyroid tumor	7	No	Respiratory failure	Yes	7	Yes	D
18	77/M	Hypertension, atrial fibrillation	5	NA	NA	Yes	5	Yes	D
19	56/M	NA	3	Yes	ARDS, DIC, hemorrhagic shock	Yes	3	Yes	D
20	89/M	Hypertension, diabetes mellitus	4	NA	MODS	No	No	No	D
21	80/M	Coronary disease, cirrhosis	7	NA	Respiratory failure, acute heart failure	Yes	7	Yes	D

*ICU, admission to intensive care unit; R, recovered; NA, not available; D, died; MODS, multiple organ dysfunction syndrome: ARDS, acute respiratory distress syndrome; DIC, disseminated (or diffuse) intravascular coagulation.