Table 1.

Routing through questionnaire sections and subgroups used in analyses

	Total N (%)
Population characteristics	511/511 (100%)
Treatment management	511/511 (100%)
Sleep problems (frequency and impact)	338/511 (66.1%)
WPAI	325/511 (63.6%)
Sub-analyses groups
Physician diagnosis: AR only (no AA)	159/511 (31.1%)
Physician diagnosis: AR and AA (no AA)	237/511 (46.4%)
Treatment: receiving AIT	105/511(20.5%)
Treatment: receiving other prescription medication (not AIT)	110/511(21.5%)

All 511 subjects were routed to all sections of the survey, except for the ‘sleep problems’ to which only those who reported sleep problems (N = 338) were routed. Only those who reported employment were included in the WPAI analysis