Physical Fitness as a Predictor of Disability Retirement: A 9-Year Register Linked Follow-Up Study.

Background: To prospectively examine the association between physical fitness and risk of disability retirement in a large population-based cohort.

Methods: This study utilized data from Health 2011 survey Physical Activity subsample (n = 4898), combined with information on disability retirement derived from 2 national registers. In total, 2455 individuals aged 18-74 years underwent the physical fitness test protocol concerning measures of cardiorespiratory fitness, muscle strength, and balance.

Association between physical fitness and perceived work ability among Finnish population: a cross-sectional study.

Objective: This cross-sectional study aims to examine association between different components of physical fitness and perceived work ability among working age population.

Methods: The population-based study sample included 2050 participants aged 18-74 from the Finnish national Health 2011 study. Physical fitness was assessed by the single leg stand test, the modified push-up test, the vertical jump test and the six-minute walk test, and perceived work ability was assessed via interview.