Any result lower than 100 percent indicates some degree of functional impairment for age. For example, a 60-year-old woman whose exercise capacity was 7 MET on a Bruce-protocol exercise test would ...

After doing specific training for 12 weeks, people over the age of 90 improved their strength ... "the training raised their functional capacity, lowered the risk of falls, and improved muscle ...

PALYs were estimated based on population numbers by gender and age group, and based on the prevalence of chronic conditions, and the work and functional capacity impairment they cause.