Characteristics of 169 400 Infants 25 to 29 Weeks’ Gestation or 401 to 1500 g at Birth Reported by 737 US Hospitals
| . | White (n = 75 427) . | African American (n = 52 139) . | Hispanic (n = 31 481) . | Asian American (n = 8933) . | American Indian (n = 1420) . |
|---|---|---|---|---|---|
| Birth wt, mean ± SD, g | 1148 ± 269 | 1097 ± 273 | 1139 ± 271 | 1138 ± 269 | 1159 ± 263 |
| Gestational age, mean ± SD, wk | 28.9 ± 2.4 | 28.7 ± 2.5 | 28.7 ± 2.4 | 29.1 ± 2.5 | 28.9 ± 2.4 |
| Baby-MONITOR measures, n (%) | |||||
| Process measures | |||||
| Discharge on human milk | 41806 (58.7) | 19385 (39.7) | 17583 (59.1) | 6237 (74) | 528 (39.8) |
| Hypothermia on admission | 5460 (7.4) | 5288 (10.3) | 2004 (6.4) | 748 (8.5) | 112 (8) |
| Antenatal steroid exposure | 63981 (88.7) | 43850 (87.5) | 27059 (89.2) | 7670 (91.1) | 1112 (82.1) |
| Timely retinal examination | 49755 (93.9) | 34874 (93.1) | 21821 (94.8) | 5746 (95.4) | 938 (94.2) |
| Health care–associated infection | 4571 (6.1) | 3621 (7) | 2074 (6.7) | 515 (5.8) | 102 (7.3) |
| Outcome measures | |||||
| Survival to hospital discharge | 71926 (95.7) | 49612 (95.6) | 30146 (96.1) | 8574 (96.2) | 1335 (94.5) |
| Chronic lung disease | 17510 (24.5) | 9361 (18.9) | 6541 (21.8) | 1610 (18.9) | 382 (28.7) |
| Pneumothorax | 2890 (3.8) | 984 (1.9) | 1012 (3.2) | 219 (2.5) | 45 (3.2) |
| Greater than median growth velocity | 30674 (48.7) | 24137 (55.8) | 12820 (48.5) | 3988 (53) | 564 (47.1) |
| Risk adjustment measures | |||||
| Inborn, n (%) | 65265 (86.5) | 46588 (89.4) | 27435 (87.1) | 8046 (90.1) | 1142 (80.4) |
| Male, n (%) | 38005 (50.4) | 25099 (48.1) | 16064 (51) | 4607 (51.6) | 746 (52.5) |
| Small for gestational age, n (%) | 14701 (19.5) | 10044 (19.3) | 5304 (16.9) | 2096 (23.5) | 245 (17.3) |
| Multiple birth, n (%) | 23330 (30.9) | 11467 (22) | 6779 (21.5) | 2316 (25.9) | 310 (21.8) |
| 5-minute Apgar, median, (Q1 to Q3) | 8 (7 to 9) | 8 (7 to 9) | 8 (7 to 9) | 8 (7 to 9) | 8 (7 to 9) |
| Cesarean delivery, n (%) | 58262 (77.3) | 38783 (74.4) | 23457 (74.5) | 6692 (74.9) | 1046 (73.7) |
| Prenatal care, n (%) | 73174 (97) | 49841 (95.6) | 30289 (96.2) | 8776 (98.2) | 1275 (89.8) |
| Region, n (%) | |||||
| New England | 3564 (4.7) | 1182 (2.3) | 1298 (4.1) | 337 (3.8) | 11 (0.8) |
| Middle Atlantic | 8345 (11.1) | 6018 (11.5) | 3346 (10.6) | 1288 (14.4) | 26 (1.8) |
| East North Central | 14214 (18.8) | 8640 (16.6) | 2255 (7.2) | 895 (10) | 59 (4.2) |
| West North Central | 7844 (10.4) | 2752 (5.3) | 824 (2.6) | 419 (4.7) | 254 (17.9) |
| South Atlantic | 13539 (17.9) | 16893 (32.4) | 4304 (13.7) | 1050 (11.8) | 95 (6.7) |
| East South Central | 6463 (8.6) | 5368 (10.3) | 495 (1.6) | 130 (1.5) | 9 (0.6) |
| West South Central | 8052 (10.7) | 7511 (14.4) | 6922 (22) | 869 (9.7) | 233 (16.4) |
| Mountain | 5199 (6.9) | 982 (1.9) | 2759 (8.8) | 360 (4) | 487 (34.3) |
| Pacific | 8207 (10.9) | 2793 (5.4) | 9278 (29.5) | 3585 (40.1) | 246 (17.3) |
| NICU level, n (%) | |||||
| I | 1733 (2.3) | 846 (1.6) | 719 (2.3) | 257 (2.9) | 40 (2.8) |
| II | 17584 (23.3) | 11722 (22.5) | 6651 (21.1) | 1951 (21.8) | 219 (15.4) |
| III | 34485 (45.7) | 24188 (46.4) | 15175 (48.2) | 4537 (50.8) | 667 (47) |
| IV | 21625 (28.7) | 15383 (29.5) | 8936 (28.4) | 2188 (24.5) | 494 (34.8) |
| Teaching hospital | 48748 (65.4) | 35349 (68.7) | 18638 (59.7) | 5255 (59.4) | 862 (61.2) |
| . | White (n = 75 427) . | African American (n = 52 139) . | Hispanic (n = 31 481) . | Asian American (n = 8933) . | American Indian (n = 1420) . |
|---|---|---|---|---|---|
| Birth wt, mean ± SD, g | 1148 ± 269 | 1097 ± 273 | 1139 ± 271 | 1138 ± 269 | 1159 ± 263 |
| Gestational age, mean ± SD, wk | 28.9 ± 2.4 | 28.7 ± 2.5 | 28.7 ± 2.4 | 29.1 ± 2.5 | 28.9 ± 2.4 |
| Baby-MONITOR measures, n (%) | |||||
| Process measures | |||||
| Discharge on human milk | 41806 (58.7) | 19385 (39.7) | 17583 (59.1) | 6237 (74) | 528 (39.8) |
| Hypothermia on admission | 5460 (7.4) | 5288 (10.3) | 2004 (6.4) | 748 (8.5) | 112 (8) |
| Antenatal steroid exposure | 63981 (88.7) | 43850 (87.5) | 27059 (89.2) | 7670 (91.1) | 1112 (82.1) |
| Timely retinal examination | 49755 (93.9) | 34874 (93.1) | 21821 (94.8) | 5746 (95.4) | 938 (94.2) |
| Health care–associated infection | 4571 (6.1) | 3621 (7) | 2074 (6.7) | 515 (5.8) | 102 (7.3) |
| Outcome measures | |||||
| Survival to hospital discharge | 71926 (95.7) | 49612 (95.6) | 30146 (96.1) | 8574 (96.2) | 1335 (94.5) |
| Chronic lung disease | 17510 (24.5) | 9361 (18.9) | 6541 (21.8) | 1610 (18.9) | 382 (28.7) |
| Pneumothorax | 2890 (3.8) | 984 (1.9) | 1012 (3.2) | 219 (2.5) | 45 (3.2) |
| Greater than median growth velocity | 30674 (48.7) | 24137 (55.8) | 12820 (48.5) | 3988 (53) | 564 (47.1) |
| Risk adjustment measures | |||||
| Inborn, n (%) | 65265 (86.5) | 46588 (89.4) | 27435 (87.1) | 8046 (90.1) | 1142 (80.4) |
| Male, n (%) | 38005 (50.4) | 25099 (48.1) | 16064 (51) | 4607 (51.6) | 746 (52.5) |
| Small for gestational age, n (%) | 14701 (19.5) | 10044 (19.3) | 5304 (16.9) | 2096 (23.5) | 245 (17.3) |
| Multiple birth, n (%) | 23330 (30.9) | 11467 (22) | 6779 (21.5) | 2316 (25.9) | 310 (21.8) |
| 5-minute Apgar, median, (Q1 to Q3) | 8 (7 to 9) | 8 (7 to 9) | 8 (7 to 9) | 8 (7 to 9) | 8 (7 to 9) |
| Cesarean delivery, n (%) | 58262 (77.3) | 38783 (74.4) | 23457 (74.5) | 6692 (74.9) | 1046 (73.7) |
| Prenatal care, n (%) | 73174 (97) | 49841 (95.6) | 30289 (96.2) | 8776 (98.2) | 1275 (89.8) |
| Region, n (%) | |||||
| New England | 3564 (4.7) | 1182 (2.3) | 1298 (4.1) | 337 (3.8) | 11 (0.8) |
| Middle Atlantic | 8345 (11.1) | 6018 (11.5) | 3346 (10.6) | 1288 (14.4) | 26 (1.8) |
| East North Central | 14214 (18.8) | 8640 (16.6) | 2255 (7.2) | 895 (10) | 59 (4.2) |
| West North Central | 7844 (10.4) | 2752 (5.3) | 824 (2.6) | 419 (4.7) | 254 (17.9) |
| South Atlantic | 13539 (17.9) | 16893 (32.4) | 4304 (13.7) | 1050 (11.8) | 95 (6.7) |
| East South Central | 6463 (8.6) | 5368 (10.3) | 495 (1.6) | 130 (1.5) | 9 (0.6) |
| West South Central | 8052 (10.7) | 7511 (14.4) | 6922 (22) | 869 (9.7) | 233 (16.4) |
| Mountain | 5199 (6.9) | 982 (1.9) | 2759 (8.8) | 360 (4) | 487 (34.3) |
| Pacific | 8207 (10.9) | 2793 (5.4) | 9278 (29.5) | 3585 (40.1) | 246 (17.3) |
| NICU level, n (%) | |||||
| I | 1733 (2.3) | 846 (1.6) | 719 (2.3) | 257 (2.9) | 40 (2.8) |
| II | 17584 (23.3) | 11722 (22.5) | 6651 (21.1) | 1951 (21.8) | 219 (15.4) |
| III | 34485 (45.7) | 24188 (46.4) | 15175 (48.2) | 4537 (50.8) | 667 (47) |
| IV | 21625 (28.7) | 15383 (29.5) | 8936 (28.4) | 2188 (24.5) | 494 (34.8) |
| Teaching hospital | 48748 (65.4) | 35349 (68.7) | 18638 (59.7) | 5255 (59.4) | 862 (61.2) |