All N = 753 | AB- N = 584 | AB+ N = 169 | P-Value | |
---|---|---|---|---|
Age (months), mean(±SD) | 17.8 ± 10.2 | 16.86 ± 10.26 | 21.22 ± 9.18 | < 0.0001 |
Male | 406 (53.9) | 300 (51.4) | 106 (62.7) | 0.009 |
Fever Duration (days), mean(±SD) | 2.9 ± 3.5 | 2.14 ± 1.64 | 4.55 ± 5.54 | < 0.0001 |
Congestion, yes | 251 (33.4) | 196 (33.6) | 55 (32.7) | 0.83 |
Immunizations up to date for age, yes | 259 (97.7) | 235 (97.5) | 24 (100.0) | 1.00 |
At least one of the below symptoms | 664 (88.4) | 509 (87.3) | 155 (92.3) | 0.07 |
Respiratory Symptoms | 416 (55.4) | 323 (55.4) | 93 (55.4) | 0.99 |
Gastrointestinal Symptoms | 332 (44.2) | 253 (43.4) | 79 (47.0) | 0.40 |
Urinary Symptoms | 11 (1.5) | 10 (1.7) | 1 (0.6) | 0.47 |
Sore Throat | 45 (6.0) | 28 (4.8) | 17 (10.1) | 0.01 |
Otalgia | 31 (4.1) | 25 (4.3) | 6 (3.6) | 0.67 |
Rash | 36 (4.8) | 29 (5.0) | 7 (4.2) | 0.67 |
Decreased Appetite | 285 (38.2) | 223 (38.6) | 62 (36.9) | 0.69 |
Decreased Urine output | 67 (9.3) | 56 (10.1) | 11 (6.5) | 0.16 |
Decreased Activity | 120 (16.3) | 94 (16.5) | 26 (15.5) | 0.75 |
Change in mental status | 118 (15.7) | 84 (14.4) | 34 (20.2) | 0.07 |
ED Tmaxa(°C) < 38 | 243 (32.3) | 161 (28.4) | 83 (49.7) | < 0.0001 |
38–39.4 | 353 (46.9) | 298 (52.6) | 55 (33.3) | |
> 39.5–40 | 99 (13.1) | 78 (13.8) | 21 (12.7) | |
> 40 | 37 (4.9) | 30 (5.3) | 7 (4.2) | |
Tachycardia (n = 291) | 201 (69.1) | 75 (53.2) | 126 (84) | < 0.0001 |
Tachypnea (n = 275) | 26 (9.5) | 10 (7.4) | 16 (11.5) | 0.24 |
Hypoxia (n = 444) | 75 (20.4) | 55 (15.8) | 20 (20.6) | 0.24 |
Normal physical exam | 732 (97.6) | 568 (97.3) | 164 (98.8) | 0.39 |
At least one abnormal finding below | 21 (2.4) | 16 (2.7) | 5 (1.2) | 0.39 |
Sick Looking | 28 (37) | 28 (4.8) | 0 (0.0) | 0.004 |
Abnormal lung sounds | 92 (12.6) | 59 (10.4) | 33 (20.1) | 0.001 |
Lungs wheezing | 36 (4.9) | 29 (5.1) | 7 (4.3) | 0.66 |
Abnormal mental status b | 81 (10.8) | 71 (12.2) | 10 (6.0) | 0.02 |
Abnormal perfusion (n = 19) | 12 (63.2) | 12 (70.6) | 0 (0.0) | 0.12 |
Abnormal TM c | 155 (20.7) | 110 (18.8) | 45 (27.1) | 0.02 |
Abnormal tonsils | 380 (50.8) | 283 (48.5) | 97 (59.1) | 0.02 |
Skin rash | 38 (5.2) | 34 (5.9) | 4 (2.4) | 0.07 |
Well appearing babyd | 85 (11.3) | 72 (12.3) | 13 (7.7) | 0.09 |