Table 3.

Analyses of admission to discharge differences in assessments of physical fitness by t-tests and effect-sizes (Cohen’s d)

	Admission		Discharge		Admission to discharge
Assessment parameter	m	sd	m	sd	na	t	p	Cohen’s d
Maximum Watt per kg body weight for at least 20 min	.54	.21	.77	.23	17	4.455	<.001	1.1
Maximum nordic walking distance in meter	1694	893	2356	666	17	3.492	<.05	0.8

m mean, sd standard deviation, n sample size, t-value in t-test for repeated measurements; p level of statistical significance, Cohen’s d: effect size of pre-post-differences

^aData from 1 patient of the first cohort is missing