Table 1.

Participant characteristics.

UARTO Participants	EAM Users (n = 40)	EAM Non-Users (n = 20)	p-value (difference between EAM users and non-users)
Age (median, [IQR])	41 [35–46]	45 [42–50]	0.03
Female (%)	70	65	0.77
Literate (%)	90	85	0.68
Education Level (n [%])			0.77
Never attended school	4 [10]	2 [10]
Primary	23 [57.5]	11 [55]
O-Level*	9 [22.5]	3 [15]
A-Level*	1 [2.5]	3 [15]
University/vocational	5 [12.5]	1 [5]
Post-graduate	0 [0]	0 [0]
Socioeconomic Status
Earns a salary? (n [%])	8 [20%]	5 [25%]	0.74
Monthly salary (median [IQR]) (USD)†	$65 [$44 – $130]	$116 [$87 – $116]	0.42
Monthly non-salaried income (median [IQR]) (USD)†	$12 [$4 – $36]	$63 [$24 – $81]	0.04
Monthly household expenditures (median [IQR]) (USD)†	$75 [$39 – $148]	$87 [$22 – $171]	0.67
Time from UARTO enrollment to interview (years, mean [SD])	5.48 [2.69]	7.98 [1.11]	<0.0001
UARTO RA’s	n = 6
Age (median, [IQR])	36 [34–38]
Female (n [%])	4 [66]

Abbreviations: UARTO – Uganda AIDS Rural Treatment Outcomes study; EAM – electronic adherence monitor; IQR – interquartile range; USD – United States Dollar; SD – standard deviation; RA – research assistant

^*In the Ugandan education system, A-Level is approximately equivalent to American high school. O-Level is two-year, post-secondary, pre-university schooling.

^†Monetary conversion calculated at 1 US Dollar = 3445 Ugandan Shillings (as of January 12, 2015)