From: The improvement effect of working through the Silver Human Resources Center on pre-frailty among older people: a two-year follow-up study
Less-working
(n = 162)
Moderate-working
(n = 166)
Frequent-working
(n = 203)
p-value
%
(
z
)
Improved
28.4
-2.4
41.6
1.9
36.9
0.4
0.041