A cross-sectional study of the clinical characteristics of hospitalized children with community-acquired pneumonia in eight eastern cities in China

Table 2 Symptoms and signs of children with pneumonia on admission to hospital in the sampled hospitals

	Frequency		χ²	P	Time from onset of symptoms up to admission (days)		Z	P
Symptoms	TCM hospitals (n = 598)	WM hospitals (n = 700)	χ²	P	TCM hospitals	WM hospitals	Z	P
Cough	594	690	1.74	0.19	7.4 ± 6.6	8.8 ± 7.5	−6.11	<0.01
Rales	507	525	18.94	<0.01	1.2 ± 0.7	1.6 ± 1.7	−4.59	<0.01
Phlegm^a	498	344	164.89	<0.01	5.8 ± 9.7	4.0 ± 6.7	−5.87	<0.01
Fever^b	448	588	16.52	<0.01	93.6 ± 64.2	147.1 ± 120.7	−8.91	<0.01
Tachypnea	196	87	78.31	<0.01	2.6 ± 2.9	4.9 ± 5.0	−4.72	<0.01
Dyspnea	24	70	17.21	<0.01	2.2 ± 2.3	7.0 ± 15.0	−3.47	<0.01

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