Table 1.
Demographic characteristics of the study population.
| Characteristic | RSV- positive n = 34 |
RSV-negative n = 35 |
P value |
|---|---|---|---|
| Males, No. (%) | 18 (52.9) | 18 (51.4) | 0.90 |
| Mean age at enrolment, days ± SD | 142.41 ± 104.8 | 114.69 ± 108.4 | 0.22 |
| Type of delivery | |||
| Eutocic, No. (%) | 20 (58.8) | 20 (57.1) | 0.89 |
| Caesarean, No. (%) | 14 (41.2) | 15 (42.9) | |
| Gestational age at birth, mean weeks ± SD | 37.06 ± 3.63 | 36.66 ± 3.80 | 0.66 |
| Birth weight, mean ± SD | 2.95 ± 0.86 | 2.77 ± 0.75 | 0.34 |
| Respiratory problems at birth, No. (%) | 7 (20.6) | 8 (22.9) | 0.82 |
| Ventilatory support at birth, No. (%) | 5 (14.7) | 8 (22.9) | 0.39 |
| Patients with respiratory infections in previous 3 months, No. (%) | 12 (35.3) | 8 (22.9) | 0.25 |
| Patients treated with antibiotic courses in previous 3 months, No. (%) | 6 (17.7) | 5 (14.3) | 0.70 |
SD: standard deviation. P-value for comparison between groups, using chi-square or Fisher's exact test, as appropriate, for categorigal data and Student's test or Wilcoxon rank-sum test, as appropriate, for continuous variables.