Table 4.

Observer satisfaction^a by observer characteristics and web-based study platform (MPEG4 video and DICOM viewer)

	MPEG4 video (n = 47)		P value	DICOM viewer (n = 34)		P value
	Observer satisfaction			Observer satisfaction
	Median	Range		Median	Range
Area			0.68			0.43
USA	6	3–9		6	1–8
Europe	7	0–10		7	4–9
Other	8	2–10		6	1–9
Years in independent practice			0.27			0.80
0–5	7	0–10		6	5–7
6–10	8	3–10		7	1–9
11–20	7	1–9		7	2–9
21–30	8	2–10		7	5–9
Specialization			0.55			0.17
Orthopedic traumatology	8	0–10		6	1–9
Others	7	1–10		7	5–9

^a Satisfaction of observers that completed the evaluation