TABLE 3.

Mean costs per patient per year for all children (A), for children diagnosed according to the diagnostic flow chart (B) and a scenario analysis on the costs for children diagnosed according to the guideline (C)

	A Flow chart in practice n = 150		B Flow chart in theory n = 92		C Guideline n = 134
	Mean	95% CI	Mean	95% CI	Mean	95% CI
Total costs	€ 2,120	€ 1,924 ‐ € 2,317	€ 2,437	€ 2,189 ‐ € 2,685	€ 2,757	€ 2,441 ‐ € 3,072
Direct costs
Consultations
Outpatient clinic	€ 319	€ 270 ‐ € 369	€ 269	€ 227 ‐ € 311	€ 246	€ 179 ‐ € 314
Telephone	€ 67	€ 58 ‐ € 77	€ 72	€ 59 ‐ € 84	€ 62	€ 44 ‐ € 80
Diagnostic testing
Food challenges	€ 937	€ 809 ‐ € 1,064	€ 1204	€ 1,041 ‐ € 1,367	€ 1,433	€ 1,233 ‐ € 1,634
Laboratory testing	€ 112	€ 95 ‐ € 129	€ 103	€ 81 ‐ € 126	€ 116	€ 77 ‐ € 155
Skin prick testing	€ 48	€ 34 ‐ € 61	€ 44	€ 28 ‐ € 60	€ 47	€ 20 ‐ € 73
Lung function	€ 44	€ 26 ‐ € 61	€ 26	€ 13 ‐ € 40	€ 29	€ 5 ‐ € 53
Travel expenses	€ 54	€ 45 ‐ € 63	€ 54	€ 44 ‐ € 64	€ 60	€ 44 ‐ € 75
Indirect costs
Productivity loss	€ 540	€ 477 ‐ € 602	€ 666	€ 584 ‐ € 747	€ 763	€ 664 ‐ € 86

Abbreviations: CI, confidence interval; n, number.