TABLE 1.

NASAL MUCUS SPECIMENS AND TOTAL ILLNESSES

	Specimens According to Visit Type
Illness Category	Scheduled	Unscheduled	Total	Total Illnesses*
Well	707	0	707	—
Mild	223	0	223	205
MSI	28	487	515	488
Total	958	487	1445	693

MSI = moderate to severe illness.

^*Some illnesses (n = 45) had more than one associated nasal mucus specimen.