Table 1.
Baseline characteristics of the participants of the CG and HIT-RT group.
| Variable | CG (n = 22) | HIT-RT (n = 21) | p |
|---|---|---|---|
| Age [years] | 79.2 ± 4.7 | 77.8 ± 3.6 | 0.262 |
| Body Mass Index [kg/m2] | 24.5 ± 1.9 | 25.0 ± 3.0 | 0.515 |
| More than 2 diseases [n]a | 12 | 10 | 0.826 |
| Physical activity [Index]b | 4.15 ± 1.53 | 4.45 ± 1.32 | 0.490 |
| Regular exercise ≥1x week [n] | 5 | 5 | 0.931 |
| SMI [kg/m2] | 6.89 ± 0.31 | 7.01 ± 0.27 | 0.671 |
| Handgrip-strength [kg] | 30.0 ± 4.3 | 30.7 ± 5.1 | 0.675 |
| Habitual gait velocity [m/s] | 1.26 ± 0.15 | 1.25 ± 0.17 | 0.703 |
| ALEF, LLFDI [Index]c | 1.73 ± 0.82 | 1.87 ± 1.05 | 0.646 |
| 25 (OH)D [nmol/l] | 54.0 ± 21.1 | 43.8 ± 17.5 | 0.126 |
| Energy Intake [kJ/d]d | 9,393 ± 2419 | 8,836 ± 1706 | 0.407 |
| Protein Intake [g/kg/d]d | 1.29 ± 0.34 | 1.10 ± 0.25 | 0.043 |
| Smokers [n] | 4 | 3 | 0.959 |
a
Using the ICD-10 based disease cluster of Schafer et al. (2010);
b
scale from (1) very low to (7) very high (Kemmler et al., 2004b);
c
“Advanced Lower Extremity Function,” Late Life Function Disability Instrument (McAuley et al., 2005): [scale from (1) “no problem” to (5) “impossible”];
d
as determined by a 4-day dietary record.