Table 3.

Differences in characteristics of peers / partners between invited by index participants from each arm by month 3.

Panel a: All peers/partners invited by index participant by month 3	HCT (n=198)	Choice arm (n=373)
Binary outcome variables	Proportion of outcome		Risk difference	Risk ratio
Male*	0.19	0.26	0.08 [0.01,0.16]	1.43 [1.03,2.10]
Sexual partner*	0.04	0.08	0.04 [-0.00,0.07]	1.77 [0.93,4.44]
Came in for a study visit	0.55	0.64	0.09 [-0.00,0.19]	1.17 [1.00,1.40]
Used at least one kit/card from index	0.15	0.32	0.29 [0.19,0.38]	1.90 [1.52,2.48]
Had at least one positive test result	0.01	0.01	-0.00 [-0.03,0.03]	0.96 [0.32,4.67]
Mean/count outcome variables	Mean of outcome		Mean/count differences
Age*	23.9	24.0	0.35 [-2.00,2.33]

Panel b: Peers/partners who came in for a clinic visit for study	HCT (n=108)	Choice arm (n=238)
Binary outcome variables	Proportion of outcome		Risk difference	Risk ratio
Male	0.19	0.29	0.10 [0.00,0.20]	1.54 [1.00,2.64]
Sexual partner*	0.06	0.08	0.02 [-0.03,0.08]	1.44 [0.66,4.80]
Ever previously tested	0.83	0.87	0.04 [-0.05,0.12]	1.04 [0.95,1.16]
Used at least one kit/card from index	0.58	0.95	0.36 [0.24,0.48]	1.62 [1.35,2.01]
Had at least one positive test result	0.05	0.04	-0.01 [-0.06,0.04]	0.82 [0.27,3.58]
Mean/count outcome variables	Mean of outcome		Mean/count differences
Age	24.9	23.9	-1.08 [-3.56,1.40]
Years of school	11.9	12.1	0.24 [-0.07,0.55]

Panel c: All peers/partners invited by index participant by month 9	HCT (n=406)	Choice arm (n=701)
Binary outcome variables	Proportion of outcome		Risk difference	Risk ratio
Male*	0.19	0.26	0.07 [0.02,0.12]	1.38 [1.03,1.90]
Sexual partner*	0.04	0.08	0.04 [0.01,0.07]	1.93 [1.12,3.79]
Came in for a study visit	0.47	0.60	0.12 [0.06,0.18]	1.26 [1.08,1.42]
Used at least one kit/card from index	0.28	0.56	0.28 [0.22,0.33]	1.98 [1.62,2.49]
Had at least one positive test result	0.02	0.02	0.01 [-0.01,0.02]	1.41 [0.58,5.31]
Mean/count outcome variables	Mean of outcome		Mean/count differences
Age*	23.9	24.0	0.12 [-1.00,1.20]

Panel d: Peers/partners who came in for a clinic visit for study	HCT (n=193)	Choice arm (n=417)
Binary outcome variables	Proportion of outcome		Risk difference	Risk ratio
Male	0.17	0.26	0.09 [0.02,0.16]	1.51 [1.04,2.31]
Sexual partner*	0.05	0.07	0.02 [-0.02,0.07]	1.43 [0.72,3.66]
Ever previously tested	0.85	0.89	0.04 [-0.02,0.10]	1.05 [0.97,1.13]
Used at least one kit/card from index	0.59	0.93	0.34 [0.28,0.40]	1.58 [1.37,1.85]
Had at least one positive test result	0.04	0.04	0.00 [-0.03,0.04]	1.12 [0.46,4.22]
Mean/count outcome variables	Mean of outcome		Mean/count differences
Age (indicated by PP)	25.4	24.5	-0.86 [-2.32,0.60]
Years of school	11.9	12.1	0.18 [-0.03,0.40]

Unless otherwise noted, all data are self-reported from the peer/partner. * Data are indicated by the index participant.