TABLE 1.

Summary of data sets and participant demographics

Covariate	Value
	PRDI data set	Combined data set	EMS data set
No. of participants	404	404	211
No. of tenofovir concentrations	1,280	1,278	327
Age (yr) (mean ± SD)	35 ± 8	35 ± 8	36 ± 7
wt (kg) (mean ± SD)	61 ± 11	61 ± 11	60 ± 10
CLCR (ml/min) (mean ± SD)	106 ± 31	106 ± 31	100 ± 33
Sex (% male)	55	55	50