Table 1.

Patients and clinical findings

	Clinical syndromes
Symptoms and findings	URTI n = 7	Bronchiolitis n = 17	Pneumonia n = 6	Total n = 30
Wheezing (no. of cases)	0	17	6	21
MOS (%)	95·1	88·6	88·7	90·5
	(95–98)	(82–93)	(86–93)	(82–98)
MRR (/min)	30	40	56	40
	(25–45)	(30–60)	(35–64)	(25–64)
X-ray (no. of cases)
Not done	4	2	0	6
Negative	3	11	0	14
Hyperinflation	0	4	0	4
Infiltrate	0	0	6	6

Medians, range (in parentheses) and number of patients (n) were determined. Minimal oxygen saturation (MOS) was measured by percutaneous oxymetry.

URTI, Upper respiratory tract infection; MRR, maximal respiratory rate.