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. 2018 Sep 21;20(9):e264. doi: 10.2196/jmir.9460

Table 2.

Descriptive statistics for the ad hoc questionnairea for services.

Service Mean (SD) Range Mode
Shopping service



Item Q1 4.66 (0.94) 1-5 5

Item Q2 4.49 (1.07) 1-5 5

Item Q3 3.69 (1.53) 1-5 5

Item Q4 1.20 (0.68) 1-4 1

Item Q5 1.14 (0.69) 1-5 1

Item Q6 4.46 (1.04) 1-5 5

Item Q7 4.54 (0.66) 3-5 5

Item Q8 1.09 (0.37) 1-3 1

Item Q9 3.49 (1.34) 1-5 3

Item Q10 3.86 (1.35) 1-5 5
Garbage service



Item Q1 4.69 (0.90) 1-5 5

Item Q2 4.54 (0.98) 1-5 5

Item Q3 4.14 (1.33) 1-5 5

Item Q4 1.14 (0.69) 1-5 1

Item Q5 1.11 (0.68) 1-5 1

Item Q6 4.46 (1.07) 1-5 5

Item Q7 4.74 (0.56) 3-5 5

Item Q8 1.20 (0.76) 1-5 1

Item Q9 3.94 (1.19) 1-5 5

Item Q10 4.17 (1.07) 2-5 5
Communication service



Item Q1 4.63 (0.91) 1-5 5

Item Q2 4.34 (0.97) 1-5 5

Item Q3 3.91 (1.34) 1-5 5

Item Q4 1.17 (0.62) 1-4 1

Item Q5 1.14 (0.49) 1-3 1

Item Q6 4.57 (1.01) 1-5 5

Item Q7 4.43 (0.88) 1-5 5

Item Q8 1.26 (0.95) 1-5 1

Item Q9 4.09 (1.22) 1-5 5

Item Q10 4.23 (1.26) 1-5 5
Reminding service



Item Q1 4.55 (1.09) 1-5 5

Item Q2 4.48 (1.23) 1-5 5

Item Q3 4.27 (1.21) 1-5 5

Item Q4 1.12 (0.55) 1-4 1

Item Q5 1.24 (0.66) 1-4 1

Item Q6 4.30 (1.24) 1-5 5

Item Q7 4.55 (1.03) 1-5 5

Item Q8 1.33 (1.08) 1-5 1

Item Q9 3.76 (1.39) 1-5 5

Item Q10 4.61 (0.79) 2-5 5
Indoor walking support service



Item Q1 4.45 (1.23) 1-5 5

Item Q2 4.55 (1.12) 1-5 5

Item Q3 3.58 (1.58) 1-5 5

Item Q4 1.03 (0.17) 1-2 1

Item Q5 1.00 (0.00) 1-1 1

Item Q6 4.61 (0.79) 3-5 5

Item Q7 4.61 (0.83) 1-5 5

Item Q8 1.42 (1.06) 1-5 1

Item Q9 3.76 (1.39) 1-5 5

Item Q10 4.61 (0.79) 2-5 5
Outdoor walking support service



Item Q1 4.48 (1.23) 1-5 5

Item Q2 4.33 (1.24) 1-5 5

Item Q3 4.03 (1.31) 1-5 5

Item Q4 1.27 (0.91) 1-5 1

Item Q5 1.00 (0.00) 1-1 1

Item Q6 4.48 (0.87) 1-5 5

Item Q7 4.36 (1.06) 1-5 5

Item Q8 1.76 (1.35) 1-5 1

Item Q9 3.76 (1.39) 1-5 5

Item Q10 4.61 (0.79) 2-5 5

aSee Multimedia Appendix 3 (Ad hoc questionnaire).