TABLE 6.
Discharge status, timing of death and mortality by birth weight and gestational age among VLBW infants with T21, T18, T13 and triploidy in the Vermont Oxford Network born 1994–2009
| Group |
||||
|---|---|---|---|---|
| Outcome, N (%) | T21 N=1681 |
T18 N=1416 |
T13 N=435 |
Triploidy N=116 |
| Final discharge status | ||||
| Died | 550 (33.1) | 1259 (89.0) | 402 (92.4) | 105 (90.5) |
| Home | 1111 (66.8) | 153 (10.8) | 33 (7.6) | 11 (9.5) |
| Still hospitalized at 1st birthday | 2 (0.12) | 3 (0.21) | 0 (0.0) | 0 (0.0) |
| DR Death | 166 (9.9) | 310 (21.9) | 133 (30.6) | 31 (26.7) |
| Died by time of death (days) | ||||
| ≤1 | 189 (34.4) | 469 (37.3) | 167 (41.5) | 40 (38.1) |
| 2–3 | 21 (3.8) | 224 (17.8) | 70 (17.4) | 24 (22.9) |
| 4–7 | 29 (5.3) | 261 (20.7) | 81 (20.1) | 17 (16.2) |
| 8–28 | 120 (21.9) | 218 (17.3) | 67 (16.7) | 18 (17.1) |
| >28 | 190 (34.6) | 86 (6.8) | 17 (4.2) | 6 (5.7) |
| Birth weight (grams) mortality | ||||
| ≤750 | 287 (82.0) | 203 (98.1) | 81 (100) | 45 (100) |
| 751–1000 | 109 (40.8) | 272 (96.1) | 74 (97.4) | 23 (88.5) |
| 1001–1250 | 84 (19.3) | 358 (93.2) | 91 (87.5) | 26 (89.7) |
| 1251–1500 | 70 (11.5) | 426 (78.7) | 156 (89.7) | 11 (68.8) |
| Gestational age (weeks) mortality | ||||
| 15–23 | 158 (97.5) | 33 (100) | 37 (100) | 8 (100) |
| 24–26 | 120 (65.6) | 87 (98.9) | 38 (97.4) | 15 (100) |
| 27–29 | 138 (32.3) | 219 (96.9) | 107 (96.4) | 27 (96.4) |
| 30–32 | 92 (17.0) | 381 (93.2) | 154 (90.1) | 38 (95.0) |
| 33–41 | 41 (11.7) | 538 (81.8) | 66 (85.7) | 17 (68.0) |
Information was missing on discharge status: 18 T21 infants, 1 T18; gestational age: 2 T21 infants, 1 T18; timing of death: 1 T21 infant, 1 T18.