Table 4: Change in the Health-Related Quality of Life scores.
D: on the first day of IPC, 12W: after 12weeks
SD: Standard deviation
*p<0.05, **p<0.01 (compared with the Japanese standard)
#Japanese reference values: mean scores of community-dwelling Japanese individuals at the ages of 50–59 years.
Mean(SD)
Japanese reference values
# (N=320)		 D (N=32) 12W (N=32) t p
Physical health 3.6(0.6) 2.7(0.7)** 2.8(0.7)* -2.665 0.012
Psychological health 3.4(0.6) 2.6(0.5)* 2.8(0.6) -3.913 <0.001
Social relationships 3.2(0.5) 2.4(0.9)* 2.6(0.9) -2.936 0.006
Environment 3.2(0.6) 2.6(0.7) 2.7(0.7) -3.512 0.001
Global QOL 3.4(0.5) 2.5(0.7)** 2.7(0.7)* -3.972 <0.001