coro01-2003111455@https://www.ncbi.nlm.nih.gov/pmc/articles/PMC85010/ アデノの場合は、1ー4日がもっともただし、5ー11でも＋ The earlier specimens were tested, the higher the sensitivity obtained. The positive rate of the IC test for specimens obtained within 4 days of the onset of illness (45 of 56 specimens [80.4%]) was significantly higher than that for specimens obtained 5 to 11 days after the onset of the illness (24 of 39 specimens [61.5%]) (χ2 test, P < 0.05) (Table (Table3).3).