TABLE 3.
Comparison of clinical and demographic characteristics between the HRSV GA2 and BA groups in children with ARTIs
| Variable | No. (%) of patients in HRSV groupe: |
P value | |
|---|---|---|---|
| GA2 (n = 128) | BA (n = 77) | ||
| Age group (mo)b | |||
| <6 | 50 (39.1) | 28 (36.4) | |
| 7-12 | 24 (18.8) | 17 (22.1) | 0.77a |
| 13-24 | 17 (13.3) | 13 (16.9) | |
| >24 | 37 (28.9) | 19 (24.7) | |
| Mixed infections | 59 (46.1) | 20 (26.0) | 0.004a |
| Underlying conditions | 4 (3.1) | 6 (7.8) | 0.13a |
| Clinical manifestations | |||
| Cough | 123 (96.1) | 73 (94.8) | 0.66a |
| Wheezing | 65 (50.8) | 38 (49.4) | 0.84a |
| Fever | 70 (54.7) | 42 (54.5) | 0.98a |
| Crackles | 94 (73.4) | 50 (64.9) | 0.19a |
| Heart failure | 11 (8.6) | 8 (10.4) | 0.66a |
| Type of patient | 0.29a | ||
| Inpatient | 101 (78.9) | 54 (70.1) | |
| Outpatient | 27 (21.1) | 23 (29.9) | |
| Final diagnosis | |||
| URTI | 16 (12.5) | 2 (2.6) | 0.015a,d |
| Bronchiolitis | 43 (33.6) | 25 (32.5) | |
| Pneumonia | 60 (46.9) | 39 (50.6) | |
| Bronchitis | 9 (7.0) | 11 (14.3) | |
| Severity index | |||
| 0 | 46 (35.9) | 10 (13) | >0.05c |
| 1 | 48 (37.5) | 46 (59.7) | |
| 2 | 34 (26.6) | 21 (27.3) | |
a
Chi-square test.
b
The mean ± SD ages for the GA2 and BA patients were 19.81 ± 21.86 months and 16.51 ± 17.43 months, respectively (P = 0.24 by Student's t test).
c
Logistic regression.
d
Comparison of upper respiratory tract infections versus lower respiratory tract infections (bronchiolitis, pneumonia, and bronchitis).
e
The male/female ratios for the GA2 and BA groups were 81:47 and 53:24, respectively (P = 0.42 by chi-square analysis).