TABLE 1.

Baseline demographic, viral, and immune characteristics of study group

PIDa	Age (yr)	Genderb	Ethnicity	HIV-1 RNA load (log10 no. of copies/ml)	CD4		CD8		CD4
					%c	No. of cells/ml	%c	No. of cells/ml	CD45RA		CD45RO
									%d	No. of cells/ml	%d	No. of cells/ml
P1	0.2	F	Black	5.8	43	3,491	23	1,867	95	3,316	5	175
P2	0.3	F	Black	6.8	19	371	17	332	82	304	17	63
P3	4.2	F	Black	3.2	34	821	28	676	76	624	25	205
P4	4.3	F	Caucasian	4.1	45	1,332	32	947	81	1,079	19	253
P5	5.0	M	Black	4.3	22	673	55	1,683	47	316	53	357
P6	6.2	M	Hispanic	3.7	31	986	30	955	71	700	28	276
P7	6.9	F	Black	3.5	31	379	47	575	68	258	38	144
P8	7.5	M	Caucasian	4.9	35	886	43	1,088	75	665	25	222
P9	11.1	F	Black	4.1	31	568	50	917	63	358	35	199
P10	19.4	F	Black	4.8	37	654	39	689	57	372	43	281
P11	19.9	F	Black	2.9	33	446	40	541	63	280	36	161
P12	20.1	M	Caucasian	3.5	27	469	30	521	47	220	55	258
P13	22.3	M	Black	3.6	21	389	53	981	44	171	53	206

^aPID, patient identification. For patients P10, P11, and P12, the source of infection was sexual transmission; for patient P13 the source of infection was blood transmission; for all other patients, the source of infection was maternal transmission.

^bF, female; M, male.

^cPercentage of lymphocytes.

^dPercentage of CD4⁺ T cells.