Prediction model for pneumonia in primary care patients with an acute respiratory tract infection: role of symptoms, signs, and biomarkers

Table 4 Reclassification table using results from multivariate analysis

Risk according to sign and symptoms without CRP	Risk according to signs and symptoms plus CRP > 30 mg/l
Risk according to sign and symptoms without CRP	Patients with pneumonia				Patients without pneumonia
	<2.5%	2.5–20%	> 20%	Total	<2.5%	2.5–20%	> 20%	Total
<2.5%	0	0	0	0	49	2	0	51
2.5–20%	0	8	8	16	0	115	15	130
> 20%	0	0	14	14	0	0	31	31
Total	0	8	22	30	49	117	46	212

ISSN: 1471-2334