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Table 2 Demographic and clinical characteristics of patients in different groups

From: Phylogenetic analysis and clinical characteristics of the co-occurring mutations in HA and NA genes of influenza A(H1N1)pdm09 viruses during 2015–2017 in Beijing, China

  Patients with co-occurring mutations in HA and NA (n = 10) Patients without co-occurring mutations in HA and NA (n = 10) P
Male sex (%) 4 (40.0) 4 (40.0) > 0.05
Age (years) 37.5 (16–63) 48 (27–77) > 0.05
Coexisting disease (%) 3 (30.0) 4 (40.0) > 0.05
Fever hours 30.0 ± 17.2 37.2 ± 24.3 > 0.05
Max temperature (°C) 39.1 ± 0.5 39.1 ± 0.4 > 0.05
Headache (%) 5 (50.0) 6 (60.0) > 0.05
Joint and muscular soreness (%) 7 (70.0) 9 (90.0) > 0.05
Nasal congestion and rhinorrhea (%) 5 (50.0) 6 (60.0) > 0.05
Sore throat (%) 10 (100.0) 5 (50.0) < 0.05
Cough (%) 7 (70.0) 10 (100.0) > 0.05
Expectoration (%) 3 (30.0) 7 (70.0) > 0.05
Chestpain (%) 2 (20.0) 0 (0.0) > 0.05
White blood cell counts (× 109/L) 7.6 ± 3.2 6.5 ± 1.2 > 0.05
Neutrophil (%) 71.5 ± 10.7 73.0 ± 8.2 > 0.05
Neutrophil (× 109/L) 5.5 ± 2.6 4.7 ± 1.2 > 0.05
Lymphocyte (%) 17.0 ± 6.3 15.4 ± 5.6 > 0.05
Lymphocyte (× 109/L) 1.2 ± 0.6 1.0 ± 0.4 > 0.05
Monocyte (%) 10.3 ± 5.0 10.9 ± 3.2 > 0.05
Monocyte (× 109/L) 0.8 ± 0.6 0.7 ± 0.2 > 0.05
Hemoglobin(g/L) 136.1 ± 22.9 139.7 ± 12.7 > 0.05
Platelets (× 109/L) 209.5 ± 53.0 205.3 ± 34.7 > 0.05
C-reactive protein (mg/L) 15.7 ± 9.9 21.2 ± 33.2 > 0.05
Pneumonia (%) 0 (0.0) 1 (10.0) > 0.05
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