Table 2.

The Percentage of Receptors Expressed on NK Cells

	Patients group	Healthy controls	P
CD158b	45.68±21.24	42.08±18.91	0.424a
CD159a	28.27±19.10	31.54±14.07	0.399a
NKp30*	49.81±20.78	60.31±17.77	0.018a
NKp44	1.0 (0.1)	0.3 (0.1)	0.081b
NKp46*	44.21±21.53	60.57±17.71	<0.001a

^aStudent’s t-test;

^bMann-Whitney U test;

^*According to Student’s t-test; the value of P <0.05 indicates statistical significant.