n | Median | Range (Interquartile range) | |
---|---|---|---|
Sex | |||
Male | 33 (52.4%) | ||
Female | 30 (47.6%) | ||
GA (week) | 32.0 | 25.0–36.1 (30.3–33.9) | |
Birth weight (g) | 1556.0 | 624.0–2550.0 (1210.5–1782.5) | |
Dose (mg/kg/day) | 2.1 | 1.0–3.8 (1.8–2.5) | |
Administration period (day) | 12.0 | 4.0–14.0 (10.0–13.0) | |
At the start of administration | |||
PNA (day) | 26.0 | 9.0–72.0 (15.0–31.5) | |
PMA (week) | 35.6 | 31.4–39.6 (34.6–37.0) | |
Body weight (g) | 1948.0 | 866.0–2686.0 (1752.0–2212.5) | |
Serum zinc concentration (μg/dL) | 58.0 | 40.0–69.0 (54.5–64.0) | |
Serum copper concentration (μg/dL) | 42.0 | 26.0–86.0 (32.0–47.5) |