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Table 2 Mean annual costs

From: Cost-effectiveness of internet-based cognitive behavior therapy for irritable bowel syndrome: results from a randomized controlled trial

  Annual per capita cost ($)   
  Pre treatment Post treatment 3-month follow-up 12-month follow-up
  CBT(SE) Control(SE) CBT(SE) Control(SE) CBT(SE) CBT(SE)
Direct medical costs 3,580 (757) 3,241 (706) 3,222 (756) 3,547 (790) 2,096 (445) 1,754 (450)
   Health care visits 3,444 (756) 3,053 (670) 3,153 (760) 3,323 (746) 1,895 (435) 1,666 (443)
   Medications 136 (19) 188 (70) 69 (18) 225 (73) 38 (8) 88 (26)
Direct non-medical costs 1,045 (370) 1,086 (498) 958 (449) 571 (305) 735 (330) 371 (131)
Indirect non-medical costs 16,241 (2893) 10,709 (2308) 11,227 (2544) 12,619 (2482) 11,324 (2478) 13,677 (2906)
   Workloss 11,934 (1668) 6,167 (1295) 10,086 (2567) 9,674 (2505) 9,561 (2511) 12,314 (2951)
   Work cutback 2,919 (864) 3,545 (943) 1,097 (292) 2,945 (734) 1,262 (323) 1,362 (402)
   Domestic 1,388 (301) 997 (181) 921 (225) 1102 (300) 500 (117) 529 (168)
Total (excl. intervention costs) 20,867 (3395) 15,036 (2615) 15,407 (3048) 16,737 (2713) 14,156 (2660) 15,802 (3023)
Intervention costs    1,580 (158) 135 (26) 1,580 (158) 1,580 (158)
Total (incl. intervention costs) 20,867 (3395) 15,036 (2615) 16,988 (3068) 16,872 (2720) 15,736 (2645) 17,382 (3038)