Table I.
Grouping by GA and weight at birth | n | Mean GA (wk) | Mean body weight (g) | Mean length of stay (d) | No. of transfusions, median (range) | Mean PMA at transfusion |
---|---|---|---|---|---|---|
Transfusion cohort | ||||||
≤27 wk | 55 | 25.4 | 818 | 86 | 1 (1–6) | 29.9 |
>27 wk | 12 | 29.8 | 1195 | 64 | 1 (1–4) | 33.4 |
≤1000 g | 48 | 25.3 | 763 | 90 | 1(1–6) | 32.3 |
>1000 g | 19 | 28.1 | 1172 | 64 | 1(1–3) | 30.2 |
Total | 67 | 26.1 | 885 | 82 | 1 (1–6) | 31.8 |
| ||||||
Grouping by GA and weight at birth | n | Mean GA (wk) | Mean body weight (g) | Mean length of stay (d) | No. of hematocrits | Mean PMA at hematocrit (wk) |
| ||||||
Hematocrit cohort | ||||||
≤27 wk | 112 | 25.2 | 793 | 93 | 973 | 32.6 |
>27 wk | 113 | 30.1 | 1222 | 44 | 480 | 32.8 |
≤1000 g | 112 | 26 | 803 | 86 | 1098 | 32.8 |
>1000 g | 113 | 30 | 1323 | 41 | 355 | 32.6 |
Total | 225 | 27.7 | 1009 | 68 | 1453 | 32.7 |
GA, gestational age.