Table 1 Epidemiologic and clinical characteristics of 25 patients with laboratory-confirmed influenza A (H7N9) virus infection in Guangzhou
Characteristic | Case | Percent (%) | Death (%) | ARDS (%) | ||||
|---|---|---|---|---|---|---|---|---|
Fatal (n = 14) | Non-fatal (n = 11) | P | No (n = 10) | Yes (n = 15) | P | |||
Age (median,range) | 65 | 4–88 | 71.5 (55–83) | 45 (4–88) | 0.139 | 55 (5–79) | 65 (59–78 | 0.317 |
Sex | ||||||||
Male | 16 | 64.0 | 10 (71.4) | 6 (54.5) | 0.434 | 5 (50.0) | 11 (73.3) | 0.397 |
Female | 9 | 36.0 | 4 (28.6) | 5 (45.5) | 5 (50.0) | 4 (26.7) | ||
Type of residence | ||||||||
Urban | 13 | 52 | 8 (57.1) | 5 (45.5) | 0.695 | 5 (50.0) | 8 (53.3) | 1.000 |
Rural | 12 | 48 | 6 (42.9) | 6 (54.5) | 5 (50.0) | 7 (46.7) | ||
Required mechanical ventilation | 21 | 84.0 | ||||||
invasive | 10 | 40.0 | 6 (42.9) | 4 (36.4) | 0.040 | 2 (20.0) | 8 (53.3) | 0.023 |
Non-invasive* | 11 | 44.0 | 8 (57.1) | 3 (27.3) | 4 (40.0) | 7 (46.7) | ||
Not required | 4 | 16 | 0 (0.0) | 4 (36.4) | 4 (40.0) | 0 (0.0) | ||
Underlying diseases (Yes) | 21 | 84.0 | 12 (85.7) | 9 (81.8) | 1.000 | 8 (80.0) | 13 (86.7 | 1.000 |
Any chronic respiratory disease | 3 | 12.0 | 2 (14.3) | 1 (9.1) | 1.000 | 2 (20.0) | 1 (6.7) | 0.543 |
Any chronic gastrointestinal disease | 5 | 20.0 | 2 (14.3) | 3 (27.3) | 0.623 | 3 (30.0) | 2 (13.3) | 0.358 |
Any chronic cardiovascular disease | 14 | 56.0 | 10 (71.4) | 4 (36.4) | 0.116 | 3 (30.0) | 11 (73.3) | 0.049 |
Any Nutritional and metabolic diseases | 11 | 44.0 | 7 (50.0) | 4 (36.4) | 0.689 | 3 (30.0) | 8 (53.3) | 0.414 |