Table 1.
Demographic and Clinical Characteristics of the 106 Participants at Time of Admission
| Characteristic | Value |
| Age, mean ± SD | 8.3 ± 3.8 years |
|---|---|
| Sex, n (%) | |
| Male | 68 (64%) |
| Female | 38 (36%) |
| Race, n (%) | |
| Pacific Islander | 66 (62%) |
| Asian | 23 (22%) |
| White | 4 (4%) |
| African American | 1 (1%) |
| Hispanic | 0 (0%) |
| Other | 12 (11%) |
| Clinical Manifestations, n (%) | |
| Adenitis | 35 (33%) |
| Edema | 67 (63%) |
| Hypertension | 79 (75%) |
| Pyoderma | 43 (41%) |
| Pharyngitis | 50 (47%) |
| Laboratory Data, mean ± SD | |
| Blood Urea Nitrogen, serum (normal range 7–17 mg/dL) | 30 ± 23 mg/dL |
| Creatinine, serum (normal range 0.3–1.1 mg/dL) | 1.1 ± 0.8 mg/dL |
| Potassium, serum (normal range 3.6–5.3 mmol/L) | 4.3 ± 0.5 mmol/L |
| Bicarbonate, serum (normal range 20–30 mmol/L) | 21 ± 2.9 mmol/L |
| C3 level (normal range 87–158 mg/dL) | 27 ± 25 mg/dL |
| C4 level (normal range 12–36 mg/dL) | 18.5 ± 6.8 mg/dL |
| ASO titer (normal range 87–158 IU/mL) | 791 ± 805 IU/mL |
SD, standard deviation; ASO, antistreptolysin O (antibodies against streptolysin O, a substance produced by Streptococcus pyogenes)