Impact of current or past physical activity level on functional capacities and body composition among elderly people: a cross-sectional analysis from the YMCA study

Table 10 Correlations between past PA level or type of PA on functional capacities and body composition, among subjects≥65 years old (n = 186)

	Total PA level (min)		Body & mind activities (min)		Aerobic activities (min)		Resistance activities (min)
	r	p	R	P	r	p	r	P
BODY COMPOSITION
Total LBM (kg)	0.04	0.62	−0.11	0.13	−0.10	0.17	−0.04	0.57
Appendicular lean mass (kg/m²)	0.08	0.31	−0.11	0.13	−0.06	0.43	−0.07	0.35
Total Fat mass (%)	0.004	0.96	0.09	0.23	0.08	0.31	0.006	0.93
MUSCLE FUNCTION
Grip strength (kg)	0.08	0.31	−0.06	0.39	−0.03	0.45	−0.07	0.38
Relative grip strength (kg/BW)	0.20	0.53	−0.31	0.34	0.09	0.76	0.18	0.57
Muscle Power (N; Takaï)	−0.03	0.77	0.008	0.92	−0.04	0.62	−0.19	0.82
Knee extension strength (kg)	0.12	0.15	−0.11	0.17	0.01	0.89	−0.02	0.81
FUNCTIONAL CAPACITIES
TUG (s)	0.12	0.13	0.02	0.82	−0.073	0.92	0.06	0.44
Fast TUG (s)	−0.05	0.55	−0.18	0.01	−0.01	0.88	−0.09	0.20
Sit-to-stand (s)	−0.10	0.20	−0.05	0.55	−0.06	0.44	−0.05	0.57
Balance (s)	0.19	0.01	0.10	0.18	0.16	0.03	0.15	0.04
Alternate step test (n)	0.24	0.02	0.11	0.13	0.07	0.38	0.09	0.23
AEROBIC CAPACITIES
Estimated VO2 max (ml/min/kg)	0.19	0.02	−0.03	0.76	0.06	0.48	0.10	0.19

Legend: Pearson correlations; Significant: P < 0.05. TUG timed up and Go, LBM lean body mass

ISSN: 2049-3258