Births of extremely preterm neonates within the Thames Valley region
| Financial year | 2012–2013 | 2013–2014 | 2014–2015 | 2015–2016 | 2016–2017 | 2017–2018 |
| N (%) | N (%) | N (%) | N (%) | N (%) | N (%) | |
| Birth within TV network | 71 | 76 | 79 | 77 | 90 | 88 |
| IUT to Level 3 unit from outside network* | 7 | 4 | 9 | 4 | 9 | 2 |
| Booking and birth within TV network† | 64 | 72 | 70 | 73 | 81 | 86 |
| Birth in Level 3 unit within network‡ | 35 (54.6) | 34 (47.2) | 49(70) | 54 (73.9) | 65 (80.2) | 63 (73.3) |
| Birth in Level 1/2 unit within network‡ | 29 (45.3) | 38 (52.7) | 21 (30) | 19(26) | 16 (19.8) | 23 (26.7) |
| <27 weeks, single | 15 (51.7) | 20 (52.6) | 12 (57.1) | 10 (52.6) | 10 (62.5) | 18 (78.3) |
| ≥27 weeks, <800 g, single | 4 (13.8) | 3 (7.9) | 4 (19.0) | 3 (15.8) | 2 (12.5) | 3 (13.0) |
| <28 weeks, multiple | 7 (24.1) | 14 (36.8) | 5 (23.8) | 6 (31.6) | 4 (25.0) | 2 (8.7) |
| ≥28 w, <800 g, multiple | 3 (10.3) | 1 (2.6) | 0 | 0 | 0 | 0 |
*A small number of IUTs occurred to the Level 3 unit from outside the region.
†All births within the network excluding women who were transferred from outside the network.
‡The numbers and proportions of births using booked and birthing within the network.
IUT, in utero transfer; TV, Thames Valley.