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Table 2 Male and female patient distribution

From: Return of pandemic H1N1 influenza virus

Age   H1N1pdm 2009–10 (1y) H1N1pdm 2009–12 (1y) H1N1pdm 2009–13 (1y) P value
0-10 Patients n 5112 3001 1367  
Positive n (%) 879 (17.2) 80.(2.7) 51 (3.7) <.0001
Male n (%) 2908 (56.9) 1784 (59.4) 780 (57.1) 0.0682
Male Positive n (%) 499 (17.2) 39 (.2) 24 (3.1) <.0001
Female n (%) 2204 (43.1) 1217 (40.6) 587 (42.9) 0.0682
Female positive n (%) 380 (17.2) 41 (3.4) 27 (4.6) <.0001
11-20 Patients n 1621 390 205  
Positive n (%) 733 (45.2) 20 (5.1) 10 (4.9) <.0001
Male n (%) 927 (57.2) 197 (50.5) 113 (55.1) 0.0573
Male Positive n (%) 412 (44.4) 11 (5.6) 6 (5.3) <.0001
Female n (%) 694 (42.8) 193 (49.5) 92 (44.9) 0.0573
Female positive n (%) 321 (46.3) 9 (4.7) 4 (4.3) <.0001
21-40 Patients n 3888 990 800  
Positive n (%) 1606 (41.3) 74 (7.5) 121 (15.1) <.0001
Male n (%) 1978 (50.9) 481 (48.6) 401 (50.1) 0.4317
Male Positive n (%) 828 (41.8) 31 (6.44) 30 (7.48) <.0001
Female n (%) 1910 (49.1) 509 (51.4) 399 (49.9) 0.4317
Female positive n (%) 778 (40.7) 43 (8.44) 91 (22.8) <.0001
Pregnant positive n (%) 158 (20.3) 17 (39.5) 59 (64.8) <.0001
41-60 Patients n 3033 928 864  
Positive n (%) 904 (29.8) 76 (8.2) 80 (9.3) <.0001
Male n (%) 1563 (51.5) 503 (54.2) 507 (58.7) 0.008
Male Positive n (%) 464 (29.7) 43 (8.5) 38 (7.5) <.0001
Female n (%) 1470 (48.5) 425 (45.8) 357 (41.3) 0.008
Female positive n (%) 440 (29.9) 33 (7.8) 42 (11.8) <.0001
61-100 Patients n 4497 1975 1872  
Positive n (%) 378 (8.4) 50 (2.5) 105 (5.6) <.0001
Male n (%) 2550 (56.7) 1063 (53.8) 976 (52.1) 0.0015
Male Positive n (%) 189 (7.4) 28 (2.6) 58 (5.9) <.0001
Female n (%) 1942 (43.2) 912 (46.2) 896 (47.9) 0.0015
Female positive n (%) 189 (9.7) 22 (2.4) 47 (5.2) <.0001
  1. We included in this table only patients that we were able to define by gender. In bold are the pregnant women.