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Table 5 Comparison between M.pneumoniae and S.pneumoniae with patients’ demographic and clinical characteristics

From: Epidemiology and clinical characteristics of pathogens positive in hospitalized children with segmental/lobar pattern pneumonia

VariablesM.pneumoniaeS.pneumoniaeχ2p
N35328  
Gender
 male246 (69.69%)20 (71.43%)2.06> 0.05
 female107 (30.31%)8 (28.57%)  
Age (years)7.8 ± 4.17.9 ± 3.50.13> 0.05
Fever
 yes302 (85.55%)21 (75.00%)  
 no51 (14.45%)7 (25.00%)1.5> 0.05
Duration of fever (days)4.9 ± 2.84.5 ± 2.40.73> 0.05
Duration of cough (days)10.2 ± 6.211.3 ± 6.40.90> 0.05
Gasping
 Yes122 (34.56%)2 (7.14%)  
 No231 (65.44%)26 (92.86%)8.88< 0.01
Pulmonary crackles at onset
 yes120 (33.99%)9 (32.14%)  
 no23319 (67.86%)0.05> 0.05
Pleural effusion
 Yes15 (4.25%)1 (3.70%)  
 no340 (96.32%)27 (96.43%)0.03> 0.05
Extrapulmonary manifestations
 Yes102 (28.90%)3 (10.71%)  
 Erythematous maculopapular rash20 (5.67%)2 (7.14%)  
 Liver lesion46 (13.03%)0 (0.00%)  
 Kidney lesion9 (2.55%)0 (0.00%)  
 Neurological complications79 (22.38%)1 (3.70%)  
 no251 (71.10%)25 (89.29%)10.72< 0.05
WBC
 abnormal245 (69.41%)27 (96.43%)  
 normal108 (30.59%)1 (3.70%)9.28< 0.01
ESR
 abnormal36 (10.20%)3  
 normal317 (89.80%)25 (89.29%)0.06> 0.05
CRP
 abnormal81 (22.95%)24 (85.71%)  
 normal272 (77.05%)4 (14.29%)51.2< 0.01
Duration of hospitalization (days)15.8 ± 4.115.3 ± 4.40.62> 0.05