Skip to main content

Table 2 Unadjusted costs by type of chronic inflammatory disease during the 12-month observation period

From: Healthcare resource utilization and costs associated with inflammatory bowel disease among patients with chronic inflammatory diseases: a retrospective cohort study

 Unadjusted all-cause costs per year, USD (2017), mean ± SD [median]
Patients who developed IBDPatients who did not develop IBD
All Patients: Patients with RA, PsO, PsA, or ASN = 2778N = 534,672
 Total healthcare costs41,150 ± 62,218 [23,482]20,644 ± 39,510 [7867]
  Medical costs29,735 ± 59,281 [10,781]13,004 ± 35,906 [3051]
   Hospitalization costs13,163 ± 48,359 [0]4059 ± 23,848 [0]
   Outpatient costs14,595 ± 25,168 [6399]8063 ± 21,660 [2426]
   Emergency room costs1836 ± 5954 [0]771 ± 3706 [0]
   Durable medical equipment costs142 ± 716 [0]112 ± 762 [0]
  Pharmacy costs11,414 ± 18,916 [3917]7640 ± 15,353 [1462]
Patients with RAN = 1082N = 205,178
 Total healthcare costs50,861 ± 71,823 [32,696]27,026 ± 43,583 [14,242]
  Medical costs38,597 ± 69,336 [15,748]17,820 ± 40,349 [4836]
   Hospitalization costs17,888 ± 58,399 [0]5530 ± 26,284 [0]
   Outpatient costs18,319 ± 26,492 [8400]11,195 ± 24,592 [3651]
   Emergency room costs2200 ± 7188 [0]950 ± 4371 [0]
   Durable medical equipment costs189 ± 894 [0]144 ± 825 [0]
  Pharmacy costs12,264 ± 20,941 [4715]9206 ± 16,335 [2184]
Patients with PsO and PsAN = 106N = 21,144
 Total healthcare costs50,162 ± 57,420 [35,973]32,452 ± 38,332 [24,341]
  Medical costs30,747 ± 54,422 [11,781]14,702 ± 32,814 [3508]
   Hospitalization costs9988 ± 42,153 [0]3607 ± 19,405 [0]
   Outpatient costs19,042 ± 25,040 [7382]10,236 ± 22,143 [2843]
   Emergency room costs1581 ± 4740 [0]755 ± 3772 [0]
   Durable medical equipment costs136 ± 517 [0]104 ± 763 [0]
  Pharmacy costs19,415 ± 22,960 [10,857]17,750 ± 21,576 [8425]
Patients with PsO but without PsAN = 490N = 124,460
 Total healthcare costs35,062 ± 56,249 [17,763]16,494 ± 36,155 [5807]
  Medical costs24,355 ± 52,492 [8468]8902 ± 32,175 [2067]
   Hospitalization costs10,940 ± 42,213 [0]2746 ± 22,967 [0]
   Outpatient costs11,646 ± 23,071 [5330]5498 ± 18,670 [1681]
   Emergency room costs1665 ± 4635 [0]568 ± 2858 [0]
   Durable medical equipment costs104 ± 564 [0]89 ± 641 [0]
  Pharmacy costs10,708 ± 16,664 [3533]7592 ± 15,405 [1326]
Patients with ASN = 277N = 15,752
 Total healthcare costs47,410 ± 53,738 [34,535]28,325 ± 41,809 [17,443]
  Medical costs31,894 ± 53,244 [12,097]16,045 ± 37,433 [3961]
   Hospitalization costs12,165 ± 42,744 [0]4242 ± 22,895 [0]
   Outpatient costs17,493 ± 27,693 [6757]10,861 ± 24,478 [3162]
   Emergency room costs2089 ± 6233 [0]819 ± 3427 [0]
   Durable medical equipment costs147 ± 661 [0]123 ± 944 [0]
  Pharmacy costs15,516 ± 18,356 [9058]12,280 ± 19,354 [3021]
Patients with AS, PsA, or PsON = 982N = 182,336
 Total healthcare costs42,074 ± 60,394 [25,759]20,734 ± 37,661 [8332]
  Medical costs28,425 ± 57,753 [10,267]10,858 ± 33,031 [2443]
   Hospitalization costs11,719 ± 47,236 [0]3114 ± 22,291 [0]
   Outpatient costs14,843 ± 25,322 [6313]7021 ± 20,265 [1998]
   Emergency room costs1747 ± 4986 [0]628 ± 3091 [0]
   Durable medical equipment costs116 ± 565 [0]95 ± 684 [0]
  Pharmacy costs13,649 ± 18,296 [5311]9877 ± 17,339 [1846]
  1. RA Rheumatoid arthritis, PsA Psoriatic arthritis, PsO Psoriasis, AS Ankylosing spondylitis, IBD Inflammatory bowel disease, USD US dollars