Comparison of self-report and administrative data sources to capture health care resource use in people with chronic obstructive pulmonary disease following pulmonary rehabilitation

Table 2 Proportion of health care encounters reported according to type of health care

	GP visit	Medical specialist appointment	ED presentation	Hospital admission
Participants with no encounters, n (%)	3 (2%)	23 (16%)	81 (56%)	77 (53%)
Total encounters (administrative), n	1926	872	166	153
Telephone questionnaires
Total reportable encounters^a, n	1283	607	120	122
Correctly reported, n (%)	765 (60%)	298 (49%)	59 (49%)	72 (59%)
Diaries
Total reportable encounters^a, n	266	151	15	23
Correctly reported, n (%)	164 (62%)	52 (34%)	2 (13%)	7 (30%)

^aReportable encounters = where a participant had the opportunity to report the encounter. For example, if a phone call was not completed in a given month, then any health care utilisation in that month was unable to be reported
ED emergency department, GP general practitioner

ISSN: 1472-6963