Research Article
GDF-15 Is Associated with Poor Physical Function in Prefrail Older Adults with Diabetes
Table 5
Characteristics of the 4 quartiles of the Prediction Model.
| | Variable | Quartile 1 | Quartile 2 | Quartile 3 | Quartile 4 | value |
| | Age | | | | | <0.001 | | BMI | | | | | 0.182 | | Education years | | | | | 0.001 | | Total MNA-SF score | | | | | 0.713 | | RAPA score | | | | | 0.001 | | Gender | | | | | 0.565 | | Female | 18 (29.0) | 14 (22.6) | 16 (24.2) | 15 (24.2) | | Male | 7 (17.5) | 9 (22.5) | 11 (27.5) | 13 (32.5) | | Diabetes | | | | | 0.318 | | No | 18 (28.6) | 16 (25.4) | 15 (23.8) | 14 (22.2) | | Yes | 7 (17.9) | 7 (17.9) | 11 (28.2) | 14 (35.9) | | GDF-15 | | | | | <0.001 | | Tertile 1 | 21 (61.8) | 9 (26.5) | 4 (11.8) | 0 (0.0) | | Tertile 2 | 2 (5.7) | 10 (28.6) | 10 (28.6) | 13 (37.1) | | Tertile 3 | 2 (6.1) | 4 (12.1) | 12 (36.4) | 15 (45.5) | | TNF-α | | | | | 0.005 | | Tertile 1 | 16 (43.2) | 9 (24.3) | 9 (24.3) | 3 (8.1) | | Tertile 2 | 7 (20.6) | 6 (17.6) | 9 (26.5) | 12 (35.3) | | Tertile 3 | 2 (6.5) | 8 (25.8) | 8 (25.8) | 13 (41.9) | | IL-6 | | | | | <0.001 | | Tertile1 | 18 (50.0) | 9 (25.0) | 6 (16.7) | 3 (8.3) | | Tertile 2 | 4 (10.5) | 9 (23.7) | 10 (26.3) | 15 (39.5) | | Tertile 3 | 3 (10.7) | 5 (17.9) | 10 (35.7) | 10 (35.7) |
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