项目 | 试验组 | 对照组 | χ2值 | P值 |
当天咽拭子培养* | 78 (74.3%) | 74 (73.3%) | 0.028 | 0.868 |
第3天咽拭子培养* | 43 (41.0%) | 61 (60.4%) | 4.238 | 0.040 |
第3天下呼吸道分泌物培养* | 40 (38.1%) | 51 (50.5%) | 5.545 | 0.019 |
第7天咽拭子培养# | 12 (26.7%) | 21 (43.8%) | 5.662 | 0.017 |
第7天下呼吸道分泌物培养# | 11 (24.4%) | 19 (39.6%) | 4.762 | 0.029 |