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Table 3 Comparison of CD4 + T lymphocytes of the first time after admission between OMICRON asymptomatic infected patients and the normal population

From: Exploring the clinical application value of peripheral blood T lymphocyte subset in patients with asymptomatic omicron infection

Study group (n)

level of LT CD3 + 

Level of LT CD3 + CD4 + 

Level of LT CD3 + CD8 + 

Patients not infected with the Omicron variant (n = 32)

1298 (1080–1494)

626 (566–781)

538 (394–704)

Patients with asymptomatic OMICRON infection (n = 281)

795 (520–1046)

407 (266–572)

304 (198–416)

Z value

 − 6.191

 − 5.546

 − 5.793

P value

 < 0.001

 < 0.001

 < 0.001

  1. Z value is the test statistic for performing rank sum test; The P value is the probability that (F test or T or any other test) is greater than the desired value. P < 0.05 indicates statistical significance