The Exposure Assessment in Current Time Study: Implementation, Feasibility, and Acceptability of Real-Time Data Collection in a Community Cohort of Illicit Drug Users

Table 3

Participant acceptability.

Question	Trials 2–4; (𝑁=55)
In general, how easy is it to use the PDA/phone?
Very easy	73%
Easy	25%
Difficult	2%
What do you think about the number of times that your PDA/phone beeps every day?
Not enough	20%
Just right	73%
A little too much	7%
Do the questions on the PDA/phone make sense to you?
All make sense	56%
Most make sense	33%
Some do not make sense	11%
Does carrying the device(s) make you behave differently than if you didn't have it?
Yes	29%
No	71%
Do you feel comfortable carrying the GPS unit?
Extremely comfortable	53%
Mostly comfortable	31%
Somewhat comfortable	15%
Not too comfortable	2%
Do you feel confident that the information collected by the GPS unit will only be seen by researchers and not used against you?
Extremely confident	69%
Mostly confident	22%
Somewhat confident	9%
Not Too confident	0%
Did you have any problems with the GPS unit? *
Yes	15%
No	85%
How easy is it to carry both the GPS unit and PDA at the same time? *
Very easy	68%
Easy	24%
Difficult	9%

∗GPS survey questions completed from Trials 2 and 3 only (𝑁=34).