Table 1. The age and sex-specific incidence rate of hospitalized RTIs in Iran-2011 .

Variables	Number of injuries	Percent	Incidence rate (per 100,000 population)
Sex
female	72889	22.6	195.8
male	249175	77.4	657.9
Age -group
0-4	12914	4	207.2
5-14	24368	7.6	215.1
15-29	152322	47.4	642.9
30-44	70030	21.8	401.3
45-59	37866	11.8	369.9
60+	23830	7.4	386.9