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Table 1 Characteristics of 139 hospitalized patients due to severe acute respiratory infection by HRSV genotypes

From: Differences in viral load among human respiratory syncytial virus genotypes in hospitalized children with severe acute respiratory infections in the Philippines

HRSV genotype NA1 ON1 BA9 P value
n = 17 n = 51 n = 71  
Age in months, median [IQR] 10 [3–19] 6 [3–11] 11 [5–19] 0.026*
Males (%) 10 (58.8) 33 (64.7) 41 (57.7) 0.733**
Days between illness onset and specimen collection, median [IQR] 4 [3–5] 5 [4–7] 4 [3–7] 0.074*
Symptoms (%)     
 Fever 13 (76.5) 39 (76.5) 61 (85.9) 0.361**
 Cough 17 (100.0) 51 (100.0) 71 (100.0) -
 Chest indrawing 17 (100.0) 51 (100.0) 71 (100.0) -
 Difficulty of breathing 12 (70.6) 41 (80.4) 50 (70.4) 0.436**
 Inability of drink 0 (0.0) 1 (2.0) 5 (7.0) 0.255**
 Neurological signs 0 (0.0) 5 (9.8) 5 (7.4) 0.398**
Peripheral oxygen saturation < 90 % (%) 1 (5.9) 6 (11.8) 11 (15.5) 0.542**
Viral coinfection (%) 0 (0.0) 7 (13.7) 4 (8.4) 0.114**
Viral load (Log10 RNA copies/μL), median [IQR]  
 All ages 6.5 [5.8–6.8] 5.4 [4.6–6.2] 5.4 [4.8–6.1] <0.001***
< 6 months (n = 6) (n = 27) (n = 21)  
6.6 [6.2–7.2] 5.7 [4.7–6.4] 5.8 [5.2–6.2] 0.032*
  1. HRSV: Human Respiratory Syncytial Virus, Neurological sign: history of convulsion or lethargic/asleep
  2. *Kruskal-Wallis test, **chi-square test, ***one-way ANOVA
  3. IQR: 25th and 75th Interquartile range, One patient positive for genotype GB2 was excluded from this analysis