Total cumulative 1-year, 5-year and 8-year hospital cost (£) by gestational age at birth, estimated with the Kaplan-Meier sample-average estimator
1-year total | 5-year total | 8-year total | |||||||
Mean | 95% CI | P value | Mean | 95% CI | P value | Mean | 95% CI | P value | |
<28 | 71 997 | 70 866 to 73 097 | <0.0001 | 78 432 | 77 164 to 79 818 | <0.0001 | 80 559 | 79 238 to 82 019 | <0.0001 |
28–29 | 41 484 | 40 843, 42 135 | <0.0001 | 44 846 | 44 097 to 45 584 | 46 499 | 45 705, 47 291 | <0.0001 | |
30–31 | 26 663 | 26 310 to 26 989 | <0.0001 | 28 991 | 28 551 to 29 440 | <0.0001 | 30 126 | 29 612 to 30 605 | <0.0001 |
32 | 18 609 | 18 313 to 18 899 | <0.0001 | 21 013 | 20 613 to 21 447 | <0.0001 | 21 961 | 21 550 to 22 409 | <0.0001 |
33 | 13 591 | 13 353 to 13 821 | <0.0001 | 15 280 | 14 979 to 15 570 | <0.0001 | 15 955 | 15 637 to16 257 | <0.0001 |
34 | 9124 | 8918 to 9310 | <0.0001 | 10 755 | 10 495 to 11 007 | <0.0001 | 11 498 | 11 214, 11 769 | <0.0001 |
35 | 5133 | 5001 to 5257 | <0.0001 | 6474 | 6303 to 6638 | <0.0001 | 7156 | 6967 to 7334 | <0.0001 |
36 | 3351 | 3262 to 3438 | <0.0001 | 4641 | 4523 to 4758 | <0.0001 | 5266 | 5131 to 5399 | <0.0001 |
37 | 1909 | 1866 to 1951 | <0.0001 | 2943 | 2883 to 3002 | <0.0001 | 3464 | 3402 to 3534 | <0.0001 |
38 | 1294 | 1273 to 1315 | <0.0001 | 2161 | 2128 to 2191 | <0.0001 | 2612 | 2576 to 2646 | <0.0001 |
39 | 955 | 940 to 970 | <0.0001 | 1689 | 1669 to 1710 | <0.0001 | 2085 | 2061 to 2107 | <0.0001 |
40 | 848 | 837 to 861 | Reference | 1530 | 1512 to 1547 | Reference | 1894 | 1874 to 1912 | Reference |
41 | 877 | 865 to 889 | <0.0001 | 1558 | 1540 to 1577 | 0.021 | 1928 | 1905 to 1950 | 0.013 |
42 | 1032 | 997 to 1066 | <0.0001 | 1732 | 1685 to 1777 | <0.0001 | 2096 | 2045 to 2148 | <0.0001 |
Sensitivity analysis* | |||||||||
<28 | 110 482 | 108 946 to 112 149 | <0.0001 | 116 917 | 115 267 to 118 675 | <0.0001 | 119 044 | 117 350 to 120 909 | <0.0001 |
28–29 | 55 365 | 54 629 to 56 171 | <0.0001 | 58 727 | 57 893 to 59 638 | <0.0001 | 60 380 | 59 443 to 61 404 | <0.0001 |
30–31 | 31 332 | 30 939 to 31 712 | <0.0001 | 33 660 | 33 191 to 34 136 | <0.0001 | 34 794 | 34 273 to 35 336 | <0.0001 |
32 | 20 982 | 20 656 to 21 303 | <0.0001 | 23 386 | 22 918 to 23 834 | <0.0001 | 24 334 | 23 838 to 24 804 | <0.0001 |
33 | 15 079 | 14 845 to 15 320 | <0.0001 | 16 768 | 16 451 to 17 059 | <0.0001 | 17 444 | 17 125 to 17 747 | <0.0001 |
*Allocate all non-paediatric critical care birth admission days to neonatal critical care stay for gestational age <=33 weeks.