TABLE 2. Percentages and absolute numbers of the main lymphocyte subsets in various stages of patients with COVID-19 and controls
COVID-19 Healthy Controls P MILD MODERATE SEVERE
B CELLS (%) 6±5 6.7±6.6 7±6 10.8±3.6**:p<0.01
CD19+ cells/µl 94±87 96±246 60±59 310±242
(range in 95% CI) (64-124) (18-170) (36-85) (71-549)# #: p<0.02
NK CELLS (%) 13.4±6.6 17.7±11 18±10 12.7 ± 9 NS
CD3-CD16+CD56+cells/µl 187±132 176±140 178±222 389±296
(range in 95% CI) (142-232) (131-220) (86-269) (98-680)* *:p<0.03
T CELLS (%) 74±11*,** 67±15 60.7±14.6* 64.2 ± 12.8***,**: p<0.01
CD3+CD16-CD56-cells/µl 1186±603 701±531 551±423 1835±1209
(range in 95% CI) (975-1396)# (535-866)#,## (376-726) #,###(694-2976)##,### #,##,###:p<0.01
T HELPER (%) 42.5±10 40.9±14.2 35.9±14.6 41.4 ± 11 NS
CD3+CD4+ cells/µl 714±396 441±364 329±269 1203±846
(range in 95% CI) (576-852)*(326-556)*,** (219-440) *,***(386-2020)**,*** *: p<0.02,**,***: p<0.01
T CYTOTOXIC(%) 29.2±11*,** 24.1±10 22.5±11.5* 22.9 ± 8***: p<0.03, **: p<0.01
CD3+CD8+ cells/µl 445±247 243±183 200±201 550±369
(range in 95% CI) (359-531) * (186-301)*,** (117-283) *,***(200-900)**,*** *,**,***:p<0.01