Table 2

Virus in nasal fluids and white blood cells (trial 2)a

Sample and dayGroup AGroup B
Nasal fluids
    0
    2
    4++
    6+++++
    8++++++
    10++++++
    12+
    14
WBCs
    0
    2
    4
    6++++++
    8++++++
    10+
    12
    14
  • a Symbols: +, virus present; −, virus absent.