Table 4: Variation of serum creatinine concentration by age groups and by BMI. |
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Variables |
Media |
CI 95% |
Coefficient of variation |
|
Low limit |
Up limit |
|||
Age groups (years) |
||||
20-24 |
1.157 |
0.322 |
1.991 |
8.0 |
25-29 |
1.451 |
1.248 |
1.653 |
19.4 |
30-34 |
1.443 |
1.224 |
1.661 |
17.9 |
35-39 |
1.437 |
1.157 |
1.717 |
18.3 |
40-44 |
1.369 |
1.126 |
1.612 |
15.0 |
45-49 |
1.358 |
1.236 |
1.479 |
12.0 |
50-54 |
1.369 |
0.785 |
1.952 |
27.3 |
55-60 |
1.578 |
1.186 |
1.970 |
17.5 |
BMI classification (kg/m2) |
||||
Normal |
1.402 |
1.248 |
1.556 |
11.8 |
Overweight |
1.364 |
1.273 |
1.455 |
18.0 |
Obesity |
1.573 |
1.409 |
1.737 |
14.6 |
BMI = body mass index. CI = confidence intervals. |