年度 | 一代头孢 | 二代头孢 | 头霉素类 | χ2 | P |
2013 | 42 (36.52) | 63 (54.78) | 10 (8.70) | 15.623 | |
2014 | 18 (81.82) | 4 (18.18) | 0 | 5.512 | 0.064b |
2015 | 10 (90.91) | 0 | 1 (9.09) | 17.04 | |
2016 | 12 (80.00%) | 3 (20.00%) | 0 |
| 0.078d |
2017 | 18 (81.82%) | 4 (18.18%) | 0 |
| 0.606e |
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