TABLE 1.

Number of Births, NICU Admission Rates, and Survival Rates According to GA

GA, wkTotal Births, No.Admitted to NICU, No. (%, 95% CI)Survived
No.% of All Births (95% CI)% of Admissions (95% CI)
<22*80
22382 (5, 0–12)000
235523 (42, 29–55)916 (7–26)39 (19–59)
248058 (73, 63–82)3544 (33–55)60 (49–74)
258369 (83, 75–91)5566 (56–76)80 (70–89)
2611296 (86, 79–92)8172 (64–81)84 (77–92)
27134118 (88, 83–94)11082 (76–89)93 (89–78)
>2712596 (77, 69–84)8669 (61–77)90 (84–96)
Missing1
Total636462 (73, 69–76)37659 (55–63)81 (78–85)
  • * GA of 20–21 weeks but BW of >499 g.