From: The association between health-promoting-lifestyles, and socioeconomic, family relationships, social support, health-related quality of life among older adults in china: a cross sectional study
Fitness index
Empty nesters
Non-empty nesters
Males
Females
60 years ~ 
70 years ~ 
GFI
0.94
0.95
0.93
AGFI
0.92
RMSEA
0.03
0.06
0.05
NFI
0.91
0.90