Table 1.

Self- and travel-audit discordance by variable in the doubly audited sample (n = 8919 entries)

	Audited patient records	Audited entries	Discordant entries	Average discordance per record	Overall discordance
tblBAS a	434	434	38	9%	9%
male_y	65	65	0	0%	0%
birth_d	65	65	1	2%	2%
hiv_diagnosis_d	62	62	14	23%	23%
mode	63	63	5	8%	8%
recart_y	62	62	3	5%	5%
aids_y	36	36	4	11%	11%
aids_d	18	18	5	28%	28%
baseline_d	63	63	6	10%	10%
tblLTFU a	168	168	18	11%	11%
drop_y	52	52	1	2%	2%
drop_d	22	22	4	18%	18%
drop_rs	19	19	8	42%	42%
death_y	63	63	1	2%	2%
death_d	12	12	4	33%	33%
tblVIS b	213	4248	206	11%	5%
visit_d	57	1216	43	6%	4%
height	57	1075	36	5%	3%
weight	57	1061	52	12%	5%
cdcstage	42	896	75	26%	8%
tblLAB_CD4 b	164	1933	46	4%	2%
cd4_d	55	652	19	6%	3%
cd4_v	55	649	8	2%	1%
cd4_per	54	632	19	3%	3%
tblLAB_RNA b	96	1248	54	6%	4%
rna_d	48	624	23	8%	4%
rna_v	48	624	31	5%	5%
tblART b	193	514	69	13%	13%
art_id	58	155	9	4%	6%
art_sd	58	153	25	20%	16%
art_ed	39	110	19	17%	17%
art_rs	38	96	16	15%	17%
tblCEP b	100	374	79	20%	21%
ce_d	50	189	48	23%	25%
ce_id	50	185	31	18%	17%

^aVariables from tblBAS and tblLTFU are collected once per record.

^bVariables from all other tables are repeatedly collected.