Table 4.

Lymphocyte subset counts in patients who recovered and those who died of COVID-19

Time	Samples	Lymphocyte count (×106/L)
		CD3+	CD4+	CD8+	CD19+	CD16/CD56+
1 week	Recovered (n = 76)	584 ± 2171	353 ± 1981	218 ± 1521	187 ± 1052	149 ± 942
	Died (n = 6)	368 ± 170	229 ± 101	162 ± 92	141 ± 95	175 ± 102
2 weeks	Recovered (n = 343)	550 ± 2371	346 ± 1591	190 ± 1051	167 ± 1022	120 ± 861
	Died (n = 18)	305 ± 218	209 ± 172	106 ± 100	122 ± 87	85 ± 84
3 weeks	Recovered (n = 370)	822 ± 3291	509 ± 1861	286 ± 1491	228 ± 1302	150 ± 941
	Died (n = 17)	275 ± 183	202 ± 131	97 ± p61	155 ± 104	60 ± 38
4 weeks	Recovered (n = 288)	910 ± 3821	549 ± 2301	315 ± 1981	239 ± 1982	174 ± 1031
	Died (n = 15)	403 ± 328	278 ± 212	120 ± 105	175 ± 114	43 ± 41
5 weeks	Recovered (n = 212)	1045 ± 4001	614 ± 2541	368 ± 1641	259 ± 1722	205 ± 991
	Died (n = 9)	581 ± 218	359 ± 136	185 ± 88	179 ± 147	53 ± 28
6 weeks	Recovered (n = 123)	1043 ± 3761	601 ± 1961	379 ± 1441	199 ± 1022	215 ± 1041
	Died (n = 7)	526 ± 337	296 ± 206	137 ± 121	167 ± 132	58 ± 49

Counts expressed as the number of cells × 10⁶/L ± 1 standard deviation. Comparison of lymphocyte subset counts between the patients who died and those who recovered at each week (1–6) of illness: ¹p < 0.05, ²p > 0.05.