N (%)
Total Cases of H1N1 disease 129 (100%)
Clinically confirmed (1) 119 (92.2%)
Lab confirmed (2) 70 (54.3%)
Confirmed (clinically and lab) 69 (53.5%)
   Total Female Male
N (%) N (%) N (%)
Age (median) 44.1 (15.1-93.2) 38.9 (15.9-92.8) 51.9 (15.1-93.2)
<20 years 10 (7.8%) 5 (7.1%) 5 (8.5%)
20-50 years 59 (45.7%) 37 (52.9%) 22 (37.3%)
50-65 years 36 (27.9%) 18 (25.7%) 18 (30.5%)
>65 years 24 (18.6%) 10 (14.3%) 14 (23.7%)
Hospital stay (mean) 3 range (1-125) 23.2 (15.2-47.7%) 26.3 (18.6-49.2%)
BMI (mean) 24.1 (15.2-49.2) - - - -
Smokers 33 (91.7%) 17 (24.3%) 16 (27.1%)
H1N1pdm09-vaccination 25 (19.4%) 14 (20.0%) 11 (18.5%)
Seasonal influenza vaccination 12 (9.5%) 6 (9.0%) 6 (10.2%%)
Clinical features of patients underconfirmed admission Total Lab confirmed Clinically confirmed Clinically and Lab confirmed
  N (%) N (%) N (%) N (%)
Total 129 (100%) 70 (100%) 119 (100%) 69 (100%)
Fever Temperature > 38°C 120 (93.0%) 61 (87.1%) 119 (100%) 60 (87.0%)
Cough 85 (65.9%) 51 (72.9%) 79 (66.4%) 45 (65.2%)
General malaise (including headache) 76 (58.9%) 40 (42.9%) 71 (59.7%) 35 (50.7%)
Myalgia 71 (55.0%) 38 (54.3%) 69 (58.0%) 36 (52.2%)
Gastrointestinal symptoms 50 (38.8%) 21 (30.0%) 48 (40.3%) 19 (27.5%)
Sore throat 49 (38.0%) 26 (37.1%) 47 (39.5%) 24 (34.8%)
Shortness of breath (dyspnoea) 48 (37.2%) 29 (41.4%) 45 (37.8%) 26 (37.7%)
Joint aches 30 (23.3%) 19 (21.1%) 29 (24.4%)   18 (26.1%)
Rhinhorrea 25 (19.4%) 15 (21.4%) 23 (19.3%) 13 (18.8%)
Clinical pneumonia 14 (10.9%) 6 (8.6%) 14 (11.8%) 6 (8.7%)
Organ failure   1 (0.8%) 1 (1.4%) 1 (0.8%) 1 (1.4%)
(1) Met the clinical case definition (modified CDC clinical case definition of pH1N1 disease)
(2) Laboratory confirmed cases had positive H1N1pdm09 rt-PCR and/or serology results
Table 1: Demographic and clinical characteristics of hospitalized patients with pandemic Influenza A (H1N1).