TABLE 4.

Patients in each group determined to have LHS by the radiologists.

	Radiologist 1		Radiologist 2
	1st time	2nd time	1st time	2nd time
Group 1	20 (80%)	19 (76%)	22 (88%)	19 (76%)
Group 2	4 (16%)	2 (8%)	2 (8%)	3 (12%)