Table 2. Comparison of the clinical characteristics of GII.4 Sydney with other NoV-positive outpatients in Beijing, China.
| Variables | GII.4 Sydney case (n = 22) | Other NoV-positive case (n = 48)a | P-Value |
| Age (years) | 31 (25.75–59.75) | 48 (29–64.5) | 0.168 |
| Male sex | 9 (40.9%) | 23 (47.9%) | 0.385 |
| Nauseabc | 15 (71.4%) | ||
| Vomitingc | 9 (42.9%) | 13 (27.1%) | 0.267 |
| Fever (≥37.3°C)c | 6 (28.6%) | 1 (2.1%) | 0.004 |
| Mild (37.3–38.0°C) | 5 | 1 | |
| Moderate (38.1–39.0°C) | 1 | 0 | |
| Abdominal painc | 13 (61.9%) | 13 (27.1%) | 0.006 |
| Frequency of diarrheac | 10 (8–10) | 7 (5–10) | 0.011 |
| Dehydrationc | 0.609 | ||
| No | 15 | 36 | |
| Mild | 4 | 12 | |
| Moderate | 2 | 0 |
NOTE. Values are median (IQR) or n (%) of patients unless otherwise stated.
a
The information for this group was obtained from NoV-positive outpatients in our previous study between October 2007 and September 2008.
b
The information from other NoV-positive case group was missing.
c
One participant in GII.4 Sydney case group was missing information on symptoms.