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. 2021 May 20;9(2):e24449. doi: 10.2196/24449

Table 1.

Demographic information of the participants (N=40).

Characteristics Values
Age (years), mean (SD) 66.75 (9.31)
Age range (years), n (%)

50-59 11 (28)

60-69 14 (35)

70-79 12 (30)

80-85 3 (8)
Location, n (%)

50 plus campus (middle-aged adult group) 20 (50)

Senior welfare center (older adult group) 20 (50)
Gender, n (%)

Female 30 (75)

Male 10 (25)
Job status, n (%)

Employed 12 (30)

Retired/homemaker 28 (70)
Education, n (%)

Elementary/middle school 13 (33)

High school 7 (18)

Undergraduate school 12 (30)

Graduate school 8 (20)
Monthly incomea, n (%)

Low: Less than ₩2 million 18 (45)

Middle: ₩2-8 million 16 (40)

High: More than ₩8 million 5 (13)

No response 1 (3)

aUS $1=₩1200.