Characteristic MSMP group MSMP group MRMP group MRMP group P value
n % n %
Total patients 63 57 48 43
Mean age, years 8 ±4 8 ±3
Male:female 1:1 1:1 1:1.5 1:1.5
Clinical symptoms Clinical symptoms Clinical symptoms Clinical symptoms Clinical symptoms Clinical symptoms
Fever 60 100 42 100
Cough 60 100 42 100
Tachypnoea* 31 49 22 46 0.724
Rash 2 3 2 4
Admission characteristics Admission characteristics Admission characteristics Admission characteristics Admission characteristics Admission characteristics
Days of fever prior to admission (mean±sd) 6 ±2 6 ±1 0.63
Use of antibiotics prior to admission 43 68 33 69 0.956
duration of antibiotics use (hrs, (mean±sd) 3 ±2 3 ±1 0.131
Travel history 12 19 14 29 0.230
Travel history China 10 16 10 21 0.492
Complications Complications Complications Complications Complications Complications
Use of oxygen 7 11 6 13 0.822
hours of oxygen use (mean±sd) 60 ±39 102 ±76 0.295
Pleural effusion 1 2 4 8 0.164
Laboratory Findings Laboratory Findings Laboratory Findings Laboratory Findings Laboratory Findings Laboratory Findings
Neutorphil count (mean±sd)
8
±2
9
±3
0.955
C reactive protein (mean±sd) 48 ±45 32 ±29 0.082
Raised Alanine transaminase 4 12 4 24 0.21
Cold agglutinin (mean±sd) 64 129 193 0.857
Fever characteristics (n=74) Fever characteristics (n=74) Fever characteristics (n=74) Fever characteristics (n=74) Fever characteristics (n=74) Fever characteristics (n=74)
total duration of fever (mean±sd) 39 ±23 68 ±55 0.075
Time from macrolide to fever down (mean±sd) 33 ±20 57 ±55 0.257
TTD 24hrs 21 40 8 38 0.903
TTD 48 hrs 44 83 13 62 0.068
TTD 72hrs 51 96 15 71 0.005
Use of doxycycline 5 8 10 21 0.049
Time from doxycycline to fever down (hrs, (mean±sd) 18 ±13 15 ±12 0.61
Length of stay (days, (mean±sd) 3 ±2 4 ±3 0.004