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Table 1 Demographic, clinical, and laboratory characteristics of patients

From: The role of Tumor necrosis factor alpha −308 G>A promoter polymorphism in pediatric community acquired pneumonia

VariablePatients (n = 45)Controls (n = 45)p value
Age, months19 (2–60)20 (1.5–60)0.68
Male sex32 (71.1%)24 (53.3%)0.52
Weight, kg11.8 ± 4.113.4 ± 5.20.23
Height , cm78 ± 14.585 ± 15.70.45
Malnutrition2 (4.4%)NANA
Prematurity2 (4.4%)3 (6.6%)0.64
Indoor smoking28 (62%)23 (51.1%)0.28
Exclusive breastfeeding33 (73%)27 (60%)0.17
Previous pneumonia17 (37.8%)0 (0%)< 0.001*
Temperature, °C38 ( 37–39)37 (36.8–37.4)< 0.001*
RR/min45 ( 30–72)31 (23–40)< 0.001*
SpO2 in room air97% (95–99%)NANA
Shock0 (0%)NANA
Invasive MV0 (0%)NANA
Lobar consolidation27 (60%)NANA
Pleural effusion0 (0%)NANA
Length of hospital stay, days6 (3–10)NANA
PICU admission3 (6.6%)NANA
Mortality0 (0%)NANA
PIROm score0 (0–1)NANA
PRESS score3 (1–5)NANA
RISC score2 (0–3)NANA
WHO classification
 Pneumonia42 (93.3%)NANA
 Severe pneumonia3 (6.6%)  
WBC (1000/μL)9.05 (4.2–21)NANA
Hemoglobin, g/dL11.3 ± 1.2NANA
Platelets (1000/μL)340.8 ± 86.6NANA
CRP, mg/dL24 (0–96)NANA
  1. Data is expressed as the mean ± SD, median (minimum–maximum), or number (percentage)
  2. RR respiratory rate, SpO2 saturation of peripheral oxygen, ARDS acute respiratory distress syndrome, MV mechanical ventilation, PICU pediatric intensive care unit, PIROm Predisposition, Insult, Response, Organ dysfunction modified score, PRESS Pediatric Respiratory Severity Score, RISC Respiratory Index of Severity Score, WBC white blood cell count, CRP C-reactive protein
  3. *Statistically significant