Table 3. Comparison of factors related to nutrition and growth.
| Variables | Period 1 (n=37) | Period 2 (n=50) | Period 3 (n=37) | P value |
|---|---|---|---|---|
| Time of starting enteral feeding (DOL) | 7.4±6.5 | 5.5±4.2 | 4.3±3.1 | 0.051 |
| Human milk feeding | 26 (70.3) | 41 (82.0) | 28 (75.7) | 0.436 |
| Time of adding supplements (DOL) | 31.0±16.4 | 25.5±14.6 | 23.1±13.6 | 0.047 |
| PN duration (day) | 29.0±15.5 | 25.5±14.3 | 23.0±13.4 | 0.123 |
| Maximum weight loss (%) | 13.4±5.1 | 12.5±5.3 | 7.2±3.0 | 0.000 |
| Time to regain birth weight (DOL) | 17.7±8.3 | 14.3±5.3 | 11.1±3.5 | 0.000 |
Values are presented as mean±standard deviation or number (%).
P values were determined using the chi-square test or Kruskal-Wallis test as appropriate.
DOL, day of life; PN, parenteral nutrition