Table 4: Analytical results of the manipulation observation concerning the ability of the 300 study participants to use correctly each step of the self-test Exacto® Test HIV (Biosynex) manipulation autonomously or with oral assistance.

Issue raised by each questions (Q) Items Number (%)
Q1: “The participant recognized the different components of the kit” o Yes 286 (95.3)
o No 13 (4.3)
o Oral assistance 1 (0.4)
Q2: “The participant washed his hands” o Yes 285 (95.0)
o No 14 (4.6)
o Oral assistance 1 (0.4)
Q3: “The participant found the self-test in the bag” o Yes 291 (97.0)
o No 9 (3.0)
o Oral assistance 0 (0.0)
Q4: “The participant opened the diluent vial” o Yes 290 (96.7)
o No 10 (3.3)
o Oral assistance 0 (0.0)
Q5: “The participant disinfected his chosen fingertip with the disinfectant wipe” o Yes 283 (94.3)
o No 15 (5.0)
o Oral assistance 2 (0.7)
Q6: “The participant wiped residual alcohol with the compress” o Yes 267 (89.0)
o No 30 (10.0)
o Oral assistance 3 (1.0)
Q7: “The participant applied the lancing on the chosen fingertip and push the other tip to sting” o Yes 220 (83.3)
o No 60 (10.0)
o Oral assistance 20 (6.6)
Q8: “The participant pressed gently on the fingertip to obtain a drop of blood” o Yes 280 (93.3)
o No 14 (4.7)
o Oral assistance 6 (2.0)
Q9: “The participant placed in contact the drop of blood with the sampler tip until the tip is full” o Yes 288 (96.0)
o No 6 (2.0)
o Oral assistance 6 (2.0)
Q10: “The participant checked that the sampler tip is filled with blood” o Yes 292 (97.3)
o No 8 (2.7)
o Oral assistance 0 (0.0)
Q11: “The participant placed the blood into the SQUARE well BLOOD of the test cassette” o Yes 292 (97.3)
o No 6 (2.0)
o Oral assistance 2 (0.7)
Q12: “The participant shed two drops of diluent in the ROUND well DILUENT of the test cassette” o Yes 293 (97.6)
o No 6 (2.0)
o Oral assistance 1 (0.4)