Table 3.

Narcotic usage among patients with IC

	IC in 1999 (N = 89)	IC in 1999, no IC in 1998 (N = 54)	IC in 1999 and 1998 (N = 35)
Number of people who took any narcotic in 1999	40	22	18
Percentage of people who took any narcotic in 1999 (%)	45	41	51
Total number of scripts filled in 1999	90	40	50
Total day supply of narcotics in 1999	1,302	485	817
Number of people who took any narcotic 1999–2003	75	45	30
Percentage people took any narcotic 1999–2003 (%)	84	83	86
Total number of scripts filled 1999–2003	623	250	373
Total day supply of narcotics 1999–2003	11,197	4,731	6,466