Table 1.
Sample characteristics of Taiwanese older adults
| At-risk cutoff | N | Mean ± SD or %
|
|||
|---|---|---|---|---|---|
| All | Stratified by LTL
|
||||
| Long (>0.88) | Short (≤ 0.88) | ||||
| Age | 943 | 68.3 ± 8.5 | 70.1 ± 8.3 | 66.5 ± 8.3 | |
| Men (%) | 943 | 57 | 63 | 51 | |
| Urban (vs. rural) residency (%) | 943 | 54 | 56 | 52 | |
| Married (vs. non-married) (%) | 943 | 71 | 68 | 73 | |
| Anabolic (A) | |||||
| DHEAS (ug/dl) | ≤ 39.9 | 942 | 81.2 ± 59.7 | 81.9 ± 60.8 | 80.5 ± 58.7 |
| IGF-1 (pg/ml) | ≤ 68.7 | 942 | 104.8 ± 48.6 | 101.9 ± 44.8 | 107.7 ± 51.9 |
| Catabolic (C) | |||||
| Cortisol (low) (u/g creatinine) | ≤ 12.53406 | 939 | 28.5 ± 53.4 | 24.4 ± 24.8 | 32.5 ± 71.3 |
| Cortisol (high) (u/g creatinine) | ≥ 29.97763 | ||||
| Epinephrine (u/g creatinine) | ≥3.671971 | 939 | 2.6 ± 2.6 | 2.7 ± 2.6 | 2.6 ± 2.6 |
| Norepinephrine (u/g creatinine) | ≥27.09205 | 939 | 22.0 ± 9.9 | 21.9 ± 9.8 | 22.1 ± 10.0 |
| Interleukin-6 (pg/ml) | ≥ 3.9115 | 929 | 3.6 ± 5.7 | 3.8 ± 4.8 | 3.4 ± 2.8 |
| A/C Imbalance | |||||
| DHEAS/cortisol ratio | 938 | 5.1 ± 5.8 | 5.3 ± 5.6 | 4.9 ± 5.9 | |
| IGF-1/cortisol ratio | 938 | 6.9 ± 7.2 | 7.0 ± 7.2 | 6.8 ± 7.1 | |
| A/C imbalance summary measure | 925 | 2.2 ± 1.1 | 2.4 ± 1.1 | 2.1 ± 1.1 | |
| Telomere length (T/S ratio) | ≤ 0.88 | 943 | 0.9 ± 0.2 | ||
LTL = leukocyte telomere length