Table 6.
Characteristics of preterm infants receiving supplemental oxygen at the time of the study compared to infants not receiving supplemental oxygen
| Receiving oxygen (n = 7) M ± S.D. (range) | No oxygen (n = 15) M ± S.D. (range) | |
|---|---|---|
| Percentage SpO2 < 90a,** | 8.2 ± 5.9 (0–15) | 25.8 ± 19.1 (1–70) |
| Number of desaturation events | 6.9 ± 7.2 (1–21) | 12.7 ± 9.2 (1–28) |
| Feeding length (s) | 1036 ± 462 (365–1579) | 1361 ± 749 (358–2612) |
| Number of nipple removals | 5.1 ± 2.3 (2–9) | 5.9 ± 2.6 (2–10) |
| Bottle-in length (s) | 647 ± 301 (297–1182) | 940 ± 552 (339–2159) |
| Bottle-out length (s) | 389 ± 290 (68–866) | 421 ± 353 (19–1440) |
| Percentage of feeding bottle out | 35 ± 16 (17–55) | 29 ± 15 (5–55) |
| SpO2 baseline period | 92.71 ± 2.50 (90–97) | 93.47 ± 2.75 (90–98) |
| BW (g)* | 952 ± 289 (620–1350) | 1249 ± 250 (672–1500) |
| GA (weeks) | 27 ± 1.9 (25–29.5) | 28.6 ± 2.1 (25.5–32) |
| PCA (weeks) | 37.2 ± 1.3 (35.5–39) | 36.2 ± 1.7 (33.5–40) |
| Days bottle feedinga,** | 21 ± 4.6 (15–30) | 13.7 ± 6.2 (6–24) |
| Days on oxygen*** | 77.9 ± 14.8 (63–97) | 25.1 ± 25.4 (1–72) |
| Gender | three males, four females | seven males, eight females |
| Parity | 57% multiparous | 53% multiparous |
a
t Adjusted for unequal variance.
*
p < 0.05.
**
p < 0.01.
***
p < 0.001.