Augmented serum level of major histocompatibility complex class I-related chain A (MICA) protein and reduced NKG2D expression on NK and T cells in patients with cervical cancer and precursor lesions

Table 2 NKG2D-expressing NK and T cells

	Percentage of NKG2D-expressing cells
Subjects	*CD56* ⁺ *CD3* ^-				*CD56* ^- *CD3* ⁺
	Mean ± SD	Min	Max	p	Mean ± SD	Min	Max	p
Healthy	50.40 ± 20.78	21.44	83.84		24.80 ± 7.67	17.30	40.20
LSIL	28.57 ± 1.36	3.60	78.40	0.010	15.74 ± 6.91	6.40	28.50	0.041
HSIL	40.90 ± 5.67	2.70	88.10	0.495	12.20 ± 7.49	2.40	22.80	0.011
Invasive carcinoma	27.49 ± 9.62	0.50	82.90	0.034	8.28 ± 0.25	0.10	29.60	0.005

p represents the value obtained of comparing LSIL, HSIL, and carcinoma subjects vs healthy subjects

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