Table 4.

Health care consumption at two-year follow-up

	Ultrasound (n = 388*)			Not ultrasound (n = 383**)
	Median (min-max)	Mean	SD	Median (min-max)	Mean	SD	p-value
Number of out-patient admissions	5.0 (0-500)	13.8	31.6	7.0 (0-183)	13.5	19.9	0.220
Number of out-patient radiological examinations	1.0 (0-11)	1.4	2.0	1.0 (0-16)	1.5	2.1	0.294
Number of out-patient endoscopies	0.0 (0-3)	0.2	0.5	0.0 (0-3)	0.2	0.5	0.108
Number of in-patient admissions	0.0 (0-18)	1.1	2.3	0.0 (0-14)	1.1	2.2	0.774
Total amount of hospital days	0.0 (0-462)	6.0	26.3	0.0(0-470)	8.7	35.6	0.733

*Missing data for 3 patients

**Missing data for 6 patients