There were statistically significant adjusted group differences in the Short Physical Performance Battery ( ( 2 ) = 0.03 , p = .01 ) , upper-body strength ( ( 2 ) = 0.03 , p = .005 ) , and lower-body flexibility ( ( 2 ) = 0.02 , p = .05 ) , indicating that gains brought about by the intervention were maintained 6 months later .