more than evaluates as true if the number of episodes for which a statement is true is greater than some specified number. For example, given the following case fragment:
05 Feb 03 06 Oct 03 07 Nov 03 HDL [2, 5.5] 7.3* 4.8 6.1* LDL 1.1 0.8 pending Trig 2.2 0.5*
more than 1 HDL is high
more than 1 Trig is available