Health economic evaluation of an internet intervention for depression (deprexis), a randomized controlled trial

Health Economics Review

Table 2 Health care expenditures (in €) by sector and study condition

	Intervention (n=1,904)				Control (n=1,901)
	Mean	5% trimmed mean	95% - CI of the mean	p-value within-group differences	Mean	5% trimmed mean	95% - CI of the mean	p-value within-group differences	p-value between-group differences^c
Total amount^{a b}
Previous year	3,142.57	1,870.65	2,819.92 - 3,465.22	<0.001	3,130.93	1,892.93	2,781.83 - 3,480.03	0.044	0.041
Study year	2,121.91	1,130.73	1,876.43 - 2,367.39	<0.001	2,694.57	1,438.86	2,383.38 - 3,005.77	0.044	0.041
Medication costs
Previous year	845.35	354.32	684.59 - 1,006.11	<0.001	747.02	332.51	623.29 - 870.75	0.002	0.140
Study year	524.16	260.34	434.45 - 613.87	<0.001	567.31	259.74	467.64 - 666.97	0.002	0.140
Inpatient hospital treatment
Previous year	1,249.26	557.17	1,081.62 - 1,416.89	0.084	1,373.94	574.81	1,139.87 - 1,608.02	0.438	0.255
Study year	1,067.10	458.29	916.87 - 1,217.33	0.084	1,398.38	584.86	1,191.74 - 1,605.02	0.438	0.255
Rehabilitation
Previous year	23.63	0.00	11.07 - 36.19	0.926	33.67	0.00	11.37 - 55.96	0.869	0.549
Study year	24.55	0.00	9.95 - 39.15	0.926	45.40	0.00	26.01 - 64.79	0.869	0.549
Sickness benefit
Previous year	1,024.33	252.10	845.39 - 1,203.26	<0.001	976.30	222.86	808.39 - 1,144.19	0.012	0.162
Study year	506.10	14.37	380.18 - 632.02	<0.001	683.48	69.93	529.62 - 837.33	0.012	0.162

^aexclusive outpatient costs
^bFees for the intervention were not included in the analysis, because they are negotiated individually with clients such as health insurance companies. The costs of a single licence for private persons amount to €297.50. Providing framework contracts with health insurance companies, the program-fees from payer perspective can be assumed to be lower than those for individuals
^crefers to the estimated mean difference between both time-periods

ISSN: 2191-1991