Table 3. Rank classification of clinical symptoms and laboratory findings on admission.
| Clinical symptoms and laboratory findings | Number of patients evaluated | Rank | Overall | Groups | p-Value* | |
|---|---|---|---|---|---|---|
| Fatal | Non-fatal | |||||
| Body temperature | 23 | 1 | 8 (34.8%) | 1/4 (25.0%) | 7/19 (36.8%) | 0.66 |
| 2 | 8 (34.8%) | 1/4 (25.0%) | 7/19 (36.8%) | |||
| 3 | 5 (21.7%) | 1/4 (25.0%) | 4/19 (21.1%) | |||
| 4 | 2 (8.7%) | 1/4 (25.0%) | 1/19 (5.3%) | |||
| Headache | 19 | 1 | 13 (68.4%) | 1/3 (33.3%) | 12/16 (75.0%) | 0.09 |
| 2 | 5 (26.3%) | 1/3 (33.3%) | 4/16 (25.0%) | |||
| 3 | 1 (5.3%) | 1/3 (33.3%) | 0/16 (0%) | |||
| 4 | 0 (0%) | 0/3 (0%) | 0/16 (0%) | |||
| Body aches and pains | 18 | 1 | 12 (66.7%) | 2/3 (66.7%) | 10/15 (66.7%) | 1.00 |
| 2 | 2 (11.1%) | 0/3 (0%) | 2/15 (13.3%) | |||
| 3 | 4 (22.2%) | 1/3 (33.3%) | 3/15 (20.0%) | |||
| 4 | 0 (0%) | 0/3 (0%) | 0/15 (0%) | |||
| Vomiting | 21 | 1 | 17 (81.0%) | 4/4 (100%) | 13/17 (76.5%) | 0.55 |
| 2 | 4 (19.0%) | 0/4 (0%) | 4/17 (23.5%) | |||
| 3 | 0 (0%) | 0/4 (0%) | 0/17 (0%) | |||
| 4 | 0 (0%) | 0/4 (0%) | 0/17 (0%) | |||
| Abdominal pain | 18 | 1 | 12 (66.7%) | 1/3 (33.3%) | 11/15 (73.3%) | 0.10 |
| 2 | 5 (27.8%) | 1/3 (33.3%) | 4/15 (26.7%) | |||
| 3 | 1 (5.6%) | 1/3 (33.3%) | 0/15 (0%) | |||
| 4 | 0 (0%) | 0/3 (0%) | 0/15 (0%) | |||
| Diarrhea | 20 | 1 | 10 (50.0%) | 0/3 (0%) | 10/17 (58.8%) | 0.03 |
| 2 | 7 (35.0%) | 1/3 (33.3%) | 6/17 (35.3%) | |||
| 3 | 2 (10.0%) | 1/3 (33.3%) | 1/17 (5.9%) | |||
| 4 | 1 (5.0%) | 1/3 (33.3%) | 0/17 (0%) | |||
| Dyspnea | 18 | 1 | 13 (72.2%) | 2/2 (100%) | 11/16 (68.8%) | 1.00 |
| 2 | 4 (22.2%) | 0/2 (0%) | 4/16 (25.0%) | |||
| 3 | 1 (5.6%) | 0/2 (0%) | 1/16 (6.3%) | |||
| 4 | 0 (0%) | 0/2 (0%) | 0/16 (0%) | |||
| Hemorrhage | 22 | 1 | 18 (81.8%) | 4/4 (100%) | 14/18 (77.8%) | 1.00 |
| 2 | 1 (4.5%) | 0/4 (0%) | 1/18 (5.6%) | |||
| 3 | 1 (4.5%) | 0/4 (0%) | 1/18 (5.6%) | |||
| 4 | 2 (9.1%) | 0/4 (0%) | 2/18 (11.1%) | |||
| Disorientation | 21 | 1 | 9 (42.9%) | 1/4 (25.0%) | 8/17 (47.1%) | 0.53 |
| 2 | 9 (42.9%) | 2/4 (50.0%) | 7/17 (41.2%) | |||
| 3 | 2 (9.5%) | 1/4 (25.0%) | 1/17 (5.9%) | |||
| 4 | 1 (4.8%) | 0/4 (0%) | 1/17 (5.9%) | |||
| WBC | 23 | 1 | 2 (8.7%) | 0/4 (0%) | 2/19 (10.5%) | 0.21 |
| 2 | 9 (39.1%) | 0/4 (0%) | 9/19 (47.4%) | |||
| 3 | 10 (43.5%) | 3/4 (75.0%) | 7/19 (36.8%) | |||
| 4 | 2 (8.7%) | 1/4 (25.0%) | 1/19 (5.3%) | |||
| Plt | 23 | 1 | 0 (0%) | 0/4 (0%) | 0/19 (0%) | 0.66 |
| 2 | 1 (4.3%) | 0/4 (0%) | 1/19 (5.3%) | |||
| 3 | 12 (52.2%) | 3/4 (75.0%) | 9/19 (47.4%) | |||
| 4 | 10 (43.5%) | 1/4 (25.0%) | 9/19 (47.4%) | |||
| AST | 23 | 1 | 0 (0%) | 0 /4 (0%) | 0/19 (0%) | 0.69 |
| 2 | 4 (17.4%) | 0/4 (0%) | 4/19 (21.1%) | |||
| 3 | 2 (8.7%) | 0/4 (0%) | 2/19 (10.5%) | |||
| 4 | 17 (73.9%) | 4/4 (100%) | 13/19 (68.4%) | |||
| ALT | 23 | 1 | 4 (17.4%) | 0/4 (0%) | 4/19 (21.1%) | 0.09 |
| 2 | 8 (34.8%) | 0/4 (0%) | 8/19 (42.1%) | |||
| 3 | 5 (21.7%) | 2/4 (50.0%) | 3/19 (15.8%) | |||
| 4 | 6 (26.1%) | 2/4 (50.0%) | 4/19 (21.1%) | |||
| LDH | 23 | 1 | 0 (0%) | 0/4 (0%) | 0/19 (0%) | 0.02 |
| 2 | 8 (34.8%) | 0/4 (0%) | 8/19 (42.1%) | |||
| 3 | 9 (39.1%) | 4/4 (100%) | 5/19 (26.3%) | |||
| 4 | 6 (26.1%) | 0/4 (0%) | 6/19 (31.6%) | |||
| CK | 23 | 1 | 3 (13.0%) | 0/4 (0%) | 3/19 (15.8%) | 1.00 |
| 2 | 3 (13.0%) | 1/4 (25.0%) | 2/19 (10.5%) | |||
| 3 | 6 (26.1%) | 1/4 (25.0%) | 5/19 (26.3%) | |||
| 4 | 11 (47.8%) | 2/4 (50.0%) | 9/19 (47.4%) | |||
| Viral load | 23 | 1 | 0 (0%) | 0/4 (0%) | 0/19 (0%) | 0.053 |
| 2 | 5 (23%) | 0/4 (0%) | 5/19 (26.3%) | |||
| 3 | 13 (56.5%) | 1/4 (25.0%) | 12/19 (63.2%) | |||
| 4 | 5 (21.7%) | 3/4 (75.0%) | 2/19 (10.5%) | |||
* Fisher’s exact test.
WBC = white blood cell count, Plt = platelet count, AST = aspartate transaminase, ALT = alanine transaminase, LDH = lactate dehydrogenase, CK = creatine kinase