Table 1.

Frequency of upper and lower acute respiratory tract infections (ARTIs), specific diagnoses, and corresponding treatment, in pediatric patients that attended day-care centers or preschool estimated by the expert panel

ARTI parameters	Frequency	Treated without Antibiotics	Treated with Antibiotics
Upper ARTIs (number per year)
< 3	10%	10–30%	70–90%
3 to 6	30–50%	10–30%	70–90%
6 to 10	50–80%	10–30%	70–90%
> 10	10%	10–30%	70–90%
Lower ARTIs (number per year)
1	97%	0%	100%
2 to 3	1%	0%	100%
4 to 6	1%	0%	100%
6 to 10	1%	0%	100%
Type of upper ARTI
Simple upper ARTI (Common cold, rhinopharyngitis, tonsillitis, pharyngotonsillitis)	70%	20–30%	70–80%
Otitis media	25%	20%	80%
Rhinosinusitis	5%	10%	90%