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. Author manuscript; available in PMC: 2008 Mar 17.
Published in final edited form as: Gerontologist. 2005 Dec;45(6):828–834. doi: 10.1093/geront/45.6.828

Table 4.

Ratings of Participants Comfort and Ease-of-use for Selected PDA Applications

Question N Minimum Maximum M SD
Do you use the medication reminder program? 42 0 1 .93 .261
Do you use the PDA pill box? 42 0 2 .19 .455
How comfortable are you using the medication reminder program? 41 3 5 4.39 .771
How comfortable are you using the survey program? 38 2 5 4.21 .935
How comfortable are you using the address book program? 33 1 5 4.09 1.011
How comfortable are you using the date book program? 32 1 5 4.34 .902
How comfortable are you using the sprint Web program? 37 1 5 3.32 1.156
How comfortable is holding the PDA? 42 1 5 3.64 1.032
How easy are the icons on the PDA to see? 42 1 5 3.52 1.348
How easy is the text on the screen to see in the address book program? 40 1 5 3.70 1.181
How easy is the text on the screen to see in the date book program? 40 1 5 3.70 1.203
How easy is the text on the screen to see in the medication reminder program? 41 1 5 4.02 1.193
How easy is the text on the screen to see in the survey program? 39 1 5 3.85 1.204
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