Table 2.

Use and response rates in each group.

Use and response ratesa	Aged ≥65 years (n=15)	Aged <65 years (n=20)
Chatbot use, %	82.55	83.38
Emotional inquiry response, %	84.19	80.88
Sleep quality response, %	82.55	83.37
Sport participation response, %	46.95	48.16
“I went out today” response, %	78.25	66.33

^aCalculated as the ratio of interacting days to the total testing days for each participant.