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Table 1 Demographic and clinical characteristics of 82 confirmed H7N9 patients

From: Efficacy of oseltamivir-peramivir combination therapy compared to oseltamivir monotherapy for Influenza A (H7N9) infection: a retrospective study

Characteristic No. of cases (%) P value*
  Total (n = 82) The first wave (n = 39) The second wave (n = 43)  
Male patients 56 (68.29)    
Age (years)
 18–49 19(23.17) 8(20.51) 11(25.58) 0.09
 50–64 35(42.68) 13(33.33) 22(51.16)
 ≥65 28(34.15) 18(46.15) 10(23.26)
Coexisting condition
 Any 44(53.66) 23(84.62) 21(48.84) 0.38
 Hypertension 38(46.34)    
 Diabetes 17(20.73)
 Coronary heart disease 6(7.31)
 Cerebrovascular disease 4(4.86)
 Chronic obstructive pulmonary disease 3(3.65)
 Cancersa 2(2.43)
 Immunosuppressionb 2(2.43)
 Hepatitis B infection 1(1.22)
 Pregnancy 1(1.22)
Symptoms  
 Fever 82(100)
 Cough 73(89.02)
 Sputum production 52(63.41)
 Shortness of breath 52(63.41)
 Fatigue/weekness 32(39.02)
 Hemoptysis 17(20.73)
 Gastrointestinal symptomc 11(3.41)
  1. aCancers included leukemia and lymphoma
  2. bImmunosuppression caused by the immunosuppressive drug after renal transplantation
  3. cGastrointestinal symptom included nausea, vomiting, diarrhea, and abdominal pain
  4. *The p value was calculated between the first and second H7N9 wave