| All patients | 1-year survivors | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
 | n | ICU cost £ | ICU los days | Hosp. cost £ | Hosp. los days | Total societal costa £ | n | ICU cost £ | ICU los days | Hosp. cost £ | Hosp. los days | Total societal costa £ |
Age (years) | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â |
 <65 | 540 | 28,173 [1040] | 17.8 [0.72] | 40,080 [1802] | 35.6 [1.8] | 46,882 [1817] | 318 | 30,808 [1262] | 19.9 [0.87] | 47,470 [2465] | 45.3 [2.50] | 55,041 [2494] |
 ≥65 | 255 | 24,070 [1381] | 15.6 [1.00] | 32,429 [2153] | 28.6 [2.2] | 38,135 [2172] | 70 | 28,376 [2380] | 19.2 [1.85] | 46,175 [4023] | 52.4 [4.64] | 53,481 [4137] |
Gender | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â |
 Male | 495 | 25,715 [969] | 16.3 [0.67] | 37,017 [1780] | 31.9 [1.57] | 43,728 [1804] | 240 | 28,786 [1220] | 18.7 [0.85] | 46,603 [2719] | 45.5 [2.45] | 54,425 [2771] |
 Female | 300 | 28,740 [1530] | 18.4 [1.09] | 38,630 [2315] | 35.8 [2.76] | 44,652 [2323] | 148 | 32,938 [2156] | 21.5 [1.54] | 48,263 [3498] | 48.4 [4.26] | 55,302 [3517] |
APACHE II score | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â |
 <26 | 577 | 27,160 [917] | 17.3 [0.63] | 38,740 [1634] | 35,3 [1.73] | 45,171 [1647] | 310 | 30,058 [1224] | 19.7 [0.87] | 47,035 [2401] | 46.8 [2.5] | 54,520 [2423] |
 ≥26 | 188 | 26,167 [1909] | 16.7 [1.36] | 34,226 [2979] | 27.9 [2.65] | 40,680 [3030] | 59 | 34,338 [3282] | 21.8 [2.3] | 52,160 [5985] | 50.54 [5.85] | 59,962 [6194] |
PaO2:FiO2 ratio (KPa) | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â |
 <15 | 433 | 26,271 [1209] | 16.6 [0.85] | 35,518 [1897] | 29.5 [1.78] | 41,958 [1926] | 183 | 32,718 [1828] | 20.9 [1.3] | 50,357 [3255] | 45.3 [2.9] | 58,010 [3292] |
 ≥15 | 362 | 27,557 [1134] | 17.8 [0.79] | 40,146 [2104] | 38.0 [2.28] | 46,611 [2110] | 205 | 28,273 [1340] | 18.7 [0.94] | 44,450 [2827] | 47.8 [3.3] | 51,857 [2872] |
Prime condition | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â |
 Pneumonia | 466 | 26,245 [1022] | 16.7 [0.71] | 36,356 [1874] | 29.9 [1.6] | 42,537 [1882] | 220 | 29,987 [1380] | 19.4 [0.95] | 46,480 [3098] | 41.7 [2.6] | 53,629 [2921] |
 Other | 329 | 27,723 [1410] | 17.8 [1.0] | 39,424 [2138] | 38.3 [2.5] | 46,257 [2174] | 168 | 30,871 [1853] | 20.1 [1.3] | 48,227 [2849] | 53.1 [3.8] | 56,239 [2921] |
Surgery admission | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â |
 No | 687 | 26,883 [892] | 17.1 [0.62] | 37,104 [1506] | 32.0 [1.5] | 43,495 [1519] | 324 | 30,700 [1194] | 19.9 [0.83] | 47,135 [2406] | 45.2 [2.4] | 54,579 [2440] |
 Yes | 108 | 26,690 [2404] | 17.4 [1.7] | 40,942 [4015] | 42.1 [4.7] | 47,779 [4065] | 64 | 28,695 [3106] | 18.9 [2.26] | 47,752 [4584] | 53.9 [5.61] | 55,672 [4636] |
Ventilation method | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â |
 Conventional | 397 | 25,606 [1110] | 16.3 [0.76] | 36,148 [1756] | 32.5 [1.9] | 42,489 [1764] | 194 | 28,588 [1519] | 18.3 [1.02] | 44,343 [2499] | 44.5 [2.96] | 51,842 [2522] |
 HFOV | 398 | 28,105 [1249] | 18.0 [0.89] | 39,100 [2207] | 34.2 [2.1] | 45,660 [2234] | 194 | 32,151 [1639] | 21.2 [1.20] | 50,130 [3480] | 48.7 [3.30] | 57,677 [3536] |
ICU los (1-year survivors) | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â |
 ≤15 | – | – | – | – | – | – | 198 | – | – | 29,071 [1792] | 28.7 [1.76] | 36,330 [1826] |
 >15 | – | – | – | – | – | – | 190 | – | – | 66,166 [3468] | 65.4 [3.67] | 73,965 [3509] |