Table 1.
Summary of characteristics of study subjects, available samples and urinary creatinine.
| Parameter (Unit) | Statistics | Data | |
|---|---|---|---|
| Personal characteristics | Male subjects | n (%) | 18 (100) |
| Age, year | mean ± SD | 44 ± 5 | |
| Weight, kg | mean ± SD | 79 ± 6 | |
| Height, cm | mean ± SD | 175 ± 6 | |
| BMI, kg/m2 | mean ± SD | 26.1 ± 2.3 | |
| Current tobacco smoker | n (%) | 4 (22) | |
| e-cig smoker | n (%) | 1 (5) | |
| Use of drugs | n (%) | 14 (78) | |
| Available samples | Blood samples | n | 72 |
| Blood sample/subject | n | 4 | |
| Urine samples | n | 254 | |
| Urine sample/subject (day 1–day 3) | n, mean ± SD | 14 ± 4 | |
| Lost urine samples | n | 14 | |
| Urinary creatinine | Creat (g/day) | mean ± SD | 1.465 ± 0.401 |
| Expected Crea (g/day) | mean ± SD | 1.905 ± 0.144 | |
| Crea ratio (%) | mean ± SD | 77 ± 21 | |
| Subjects with crea ratio < 60% | n (%) | 4 (22) |