Parameters | IM1 group (n = 54) | IM2 group (n = 50) | Controls (n = 50) | P |
---|---|---|---|---|
Sex (male) | 23 (42.6) | 24 (48.0) | 27 (54.0) | 0.508 |
Age (years) | 3.2 (1.9–4.4) | 2.8 (2.0–4.0) | 3.2 (2.2–5.1) | 0.377 |
Disease course (days) | 3.0 (3.0–4.0) | 4.0 (3.0–4.0) | 3.0 (2.8–4.0) | 0.148 |
Peak of fever (℃) | 39.2 (38.7–39.5) | 39.1 (38.9–39.5) | 39.3 (39.0–40.0) | 0.07 |
Pharyngitis | 47 (87.0) | 41 (82.0) | 42 (84.0) | 0.775 |
Cervical lymphadenopathy | 54 (100.0)a | 49 (98.0)a | 30(60%)b | < 0.01 |
Hepatomegaly | 15 (27.8)a | 16 (32.0)a | (0.0%) b | < 0.01 |
Splenomegaly | 18 (33.3)a | 21 (42.0)a | (0.0%)b | < 0.01 |
Rash | 9 (16.7) | 7 (14.0) | 5 (10%) | 0.610 |
Puffy eyelid | 39 (72.2) a | 34 (68.0)a | (0.0%)b | < 0.01 |