| Lean body mass (kg) | <40 (n = 97) | 40 to <50 (n = 226) | 50 to <60 (n = 234) | 60 to <70 (n = 115) | ≥70 (n = 75) | p Value |
| Creatinine (mg/dL) | 8.5 ± 2.4 | 9.6 ± 2.8 | 10.8 ± 3.3 | 11.3 ± 3.3 | 11.7 ± 3.9 | <0.001 |
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