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Table 1 Clinical characteristics and laboratory findings of the study population

From: Serum suPAR and syndecan-4 levels predict severity of community-acquired pneumonia: a prospective, multi-centre study

CharacteristicsSCAP (n = 103)Non-SCAP (n = 149)p value
Age (years)56.14 ± 17.3250 (33 - 65)0.007
Male (n)73 (70.87%)92 (61.74%)0.135
Past medical history   
Chronic heart failure6 (5.82%)9 (6.04%)0.959
Diabetes mellitus12 (11.65%)23 (15.44%)0.394
Cerebrovascular disease17 (16.50%)13 (8.72%)0.061
Chronic liver disease7 (6.80%)4 (2.68%)0.063
COPD7 (6.80%)5 (3.35%)0.208
Smoking46 (44.66%)76 (51.01%)0.274
Antibiotic pre-treatment38 (36.90%)71 (47.65%)0.288
Pathogen established50 (48.54%)65 (43.62%)0.442
Chest x-ray   
Bilateral lung infection87 (84.47%)44 (29.53%)<0.001
Pleural effusion30 (29.13%)7 (4.70%)<0.001
WBC (×109/L)10.05 (6.80‒15.21)7.49 (5.52‒10.79)<0.001
NE%84.00 (76.40‒90.70)74.36 (63.95‒81.68)<0.001
LY%8.70 (5.05‒14.20)16.30 (9.72‒27.05)<0.001
NLR10.04 (5.77‒17.99)4.55 (2.46‒8.40)<0.001
CRP (mg/L)107.10 (26.00‒189.00)46.16 (9.19‒108.7)0.001
PCT (μg/L)0.54 (0.20‒3.43)0.14 (0.05‒0.64)<0.001
CURB-651 (0‒ 2)0 (0‒1)<0.001
PSI94 ± 3758 (35‒72)<0.001
APACHE II score15 ± 68 (6‒9)<0.001
Total mortality19 (18.45%)0 (0%)<0.001
30-day mortality18 (17.48)0 (0%)<0.001
  1. COPD chronic obstructive pulmonary disease, WBC white blood cells, NLR neutrophil/lymphocyte ratio, CRP C-reactive protein, PCT procalcitonin, CURB-65 confusion, urea, respiratory rate, blood pressure, and age ≥65 years old, PSI Pneumonia Severity Index, APACHE II Acute Physiology and Chronic Health Evaluation II