Table 1.
Characteristics, serum creatinine, sNGAL, and uNGAL in the azotemic and control groups.
| Variable | Azotemia | Control | P c |
|---|---|---|---|
| Sex (male) | 53% (30/57) | 33% (4/12) | .34 |
| Age (years)b | 8.5 (7.8; n = 56 | 2 (2); n = 12 | <.01 |
| Body weight (kg)b | 9.5 (10.3; n = 55 | 6.8 (14); n = 12 | .42 |
| Serum creatinine concentration (mg/dL)a | 7.3 (0.7); n = 57 | 1.0 (0.1); n = 12 | <.01 |
| sNGAL (ng/mL)a | 49.4 (13.4); n = 51 | 12.7 (9.2); n = 12 | <.01 |
| uNGAL (ng/mL)b | 56.3 (22.9); n = 51 | 7.6 (7.0); n = 12 | <.01 |
a
Mean (SE).
b
Median (interquartile range).
c
P < .05 is considered significant.