Table II.
Subgroups (n = 100) | A1 (n = 7) | % | A2 (n = 53) | % | B1 (n = 12) | % | B2 (n = 28) | % | |
---|---|---|---|---|---|---|---|---|---|
Sex (male) | 6 | 85.71 | 34 | 64.15 | 5 | 41.67 | 17 | 60.71 | |
Median age (months) | 4 | 5 | 9.5 | 5 | |||||
Rhinorrhea | 6 | 85.71 | 26 | 49.06 | 7 | 58.33 | 9 | 32.14 | χ 2‐test, P = 0.062 |
Body temperature >38.5 | 5 | 83.33 | 16 | 32 | 8 | 66.67 | 10 | 38.46 | χ 2‐test, P = 0.024 |
LRTD | 4 | 57.14 | 41 | 77.36 | 10 | 83.33 | 22 | 78.57 | |
Radiological signs in chest | 0 | 0 | 6 | 17.14 | 6 | 66.67 | 9 | 36 | χ 2‐test, P = 0.008 |
Hospitalization for ARI | 2 | 28.57 | 30 | 56.6 | 7 | 58.33 | 22 | 78.57 | χ 2‐test, P = 0.066 |
Median duration of hospitalization (days) | 0 | 2 | 1.5 | 2.5 | |||||
Stay in intensive care unit | 0 | 0 | 0 | 1 | |||||
Asthma | 0 | 9 | 16.98 | 0 | 16.67 | 7 | 25.93 | ||
GERD | 0 | 2 | 3.85 | 2 | 16.67 | 6 | 21.43 | χ 2‐test, P = 0.056 | |
CSS1 (mean) | 0.43 | 0.81 | 1 | 1.11 | |||||
CSS2 (mean) | 0.71 | 1.26 | 1.58 | 1.54 |
Percentages are given relative to cases of A1, A2, B1, or B2 subgroups. For the following item, radiological signs in chest, only children who had a chest X‐ray have been taken into account. Significative differences are in bold. Differences close to significance are also indicated.