Table 2 Factors Associated with Sarcopenia Prevalence
Variables | Total (n = 329) | Sarcopenia (n = 78) | Non- Sarcopenia (n = 251) | P-value |
|---|---|---|---|---|
Age (years), mean ± SD | 69.7 ± 7.4 | 73.9 ± 8.2 | 68.3 ± 6.6 | < 0.001* |
Education, n (%) | ||||
 Primary school or less | 75 (22.9) | 25 (32.1) | 50 (20.0) | 0.007* |
 Secondary school/diploma | 102 (31.1) | 14 (18.9) | 88 (35.2) | |
 Bachelor's degree or higher | 151 (46.0) | 39 (50.0) | 112 (44.8) | |
Weight (kg), mean ± SD | 68.1 ± 14.5 | 54.1 ± 8.2 | 72.4 ± 13.2 | < 0.001* |
Height (cm), mean ± SD | 161.2 ± 8.9 | 156.7 ± 8.3 | 162.6 ± 8.7 | < 0.001* |
Body mass index (kg/m2), mean ± SD | 26.1 ± 4.6 | 22.0 ± 2.9 | 27.4 ± 4.3 | < 0.001* |
BMI classification, n (%) | ||||
 < 18.5 | 9 (2.7) | 7 (8.9) | 2 (0.8) | < 0.001* |
 18.5–22.9 | 70 (21.3) | 41 (52.6) | 29 (11.6) | |
 23.0–24.9 | 69 (21.0) | 22 (28.2) | 47 (18.7) | |
 ≥ 25.0 | 181 (55.0) | 8 (10.3) | 173 (68.9) | |
Frailty phenotype, n (%) | ||||
 Non-frail | 64 (19.5) | 6 (7.7) | 58 (23.1) |  |
 Pre-frailty | 213 (64.7) | 48 (61.5) | 165 (65.7) | < 0.001* |
 Frailty | 52 (15.8) | 24 (30.8) | 28 (11.2) |  |
GFR (mL/min/1.73 m2), median (IQR) | 68.7 (55.5, 85.3) | 62.4 (50.3, 79.7) | 70.7 (56.7, 86.0) | 0.028* |