Table 1.
Characteristics of laboratory‐confirmed cases of A(H7N9) virus infection in Zhejiang province July 2014‐June 2017
| Characteristics | Overall | September 2014‐August 2015 Wave 3 (N = 45) (%) | September 2015‐August 2016 Wav e4 (N = 34) (%) | September 2016‐June 2017 Wave 5 (N = 87) (%) | P |
|---|---|---|---|---|---|
| Deaths, N | 66 (39.76) | 24 (53.33) | 13 (38.24) | 29 (33.33) | .082 |
| Median age (range) | 59 (20‐80) | 58 (20‐80) | 58 (14‐87) | 60 (31‐83) | .455 |
| Age‐group (y) | |||||
| 0‐19 | 1 (0.60) | 0 (0) | 1 (2.94) | 0 (0) | .300 |
| 20‐39 | 18 (10.84) | 6 (13.33) | 1 (2.94) | 11 (12.64) | |
| 40‐59 | 66 (39.76) | 19 (42.22) | 16 (47.06) | 31 (35.63) | |
| 60‐ | 81 (48.80) | 20 (44.44) | 16 (47.06) | 45 (51.72) | |
| Sex | |||||
| Female | 64 (38.55) | 15 (33.33) | 15 (44.12) | 34 (39.08) | .615 |
| Male | 102 (61.45) | 30 (66.67) | 19 (55.88) | 53 (60.92) | |
| Area | |||||
| Urban | 58 (34.94) | 18 (40.00) | 15 (44.12) | 25 (28.74) | .198 |
| Rural | 108 (65.06) | 27 (60.00) | 19 (55.88) | 62 (71.26) | |
| Occupation | |||||
| Farmer | 82 (49.40) | 21 (46.67) | 16 (47.06) | 45 (51.72) | .913 |
| Retiree | 27 (16.27) | 9 (20.00) | 6 (17.65) | 12 (13.79) | |
| Other | 57 (34.34) | 15 (33.33) | 12 (35.29) | 30 (34.48) | |
| Underline medical conditions | |||||
| Yes | 114 (68.67) | 27 (60.00) | 27 (79.41) | 60 (68.97) | .183 |
| No | 52 (31.33) | 18 (40.00) | 7 (20.59) | 27 (31.03) | |
| Whether in the LPMs closure areas | |||||
| Yes | 28 (16.87) | 9 (20.00) | 10 (29.41) | 9 (10.34) | .034 |
| No | 138 (83.13) | 36 (80.00) | 24 (70.59) | 78 (89.66) | |
LPMs, live poultry markets.