Table 1

Demographic characteristics of study population (n = 135)
Age at admission (years); mean (SD) [range] 4.8 (3.9) [0–17 years]
Sex (male); n (%) 76 (56.3)
Prematurity (gestational age <37 weeks); n (%) 9 (6.7)
Month of admission: n (%)
January – March 47 (34.8)
April – June 30 (22.2)
July – September 25 (18.5)
October – December 33 (24.4)
Length of history of symptoms (days); median (IQR)
Patients without effusion 4 (3–7)
Patients with effusion 7 (5–10)
Fever prior to presentation; n (%) 127 (94.1)
Previous visit to physician in prior 24 hours documented; n (%) 86 (63.7)
Antimicrobials prescribed prior to presentation documented; n (%) 56 (41.5)
Hospitalization for asthma in past year; n (%) 3 (2.2)
Attendance at daycare or school documented; n (%) 100 (74.1)
Up to date immunizations documented; n (%) 120 (88.9)
Admitted from: n (%)
CHEO Emergency Department 108 (80)
Transferred from peripheral hospital as outpatient 17 (12.6)
Transferred from peripheral hospital as inpatient 10 (7.4)

Rowan-Legg et al.

Rowan-Legg et al. BMC Pediatrics 2012 12:133   doi:10.1186/1471-2431-12-133

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