Table 4.

Pearson correlation coefficients between parameter 1 and parameter 2 in healthy donors and patients with FRH

Parameter 1Parameter 2Pearson correlation coefficient (r)a
Healthy donorsFRH (recurrence)FRH (remission)
% NK cells among MNCsNK activity0.64***0.59**0.63**
% NK cells degranulating in response to K562, in relation to all NK cellsNK activity0.42*0.42*0.7***
% NK cells degranulating in response to K562, in relation to all MNCsNK activity0.72***0.53**0.79***
MFI externalized CD107a on NK cells degranulating in response to K562NK activity0.03-0.060.02
  • a Asterisks indicate the P values for the correlation coefficients as follows: *, P < 0.05; **, P < 0.01; and ***, P < 0.001.