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Table 3 Agreement between administrative and self-reported data according to type of health care

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

 

Telephone questionnaires

Diaries

GP visit

Medical specialist appointment

ED presentation

Hospital admission

GP visit

Medical specialist appointment

ED presentation

Hospital admission

Agreement, Kappa

0.4

p < 0.001

0.5

p < 0.001

0.7

p < 0.001

0.7

p < 0.001

0.5

p < 0.001

0.3

p < 0.001

0.2

p < 0.001

0.6

p < 0.001

Correlation, Spearman

0.4

p < 0.001

0.5

p < 0.001

N/A

N/A

0.6

p < 0.001

0.4

p < 0.001

N/A

N/A

Data sources matcha

834/1160 (72%)

902/1160 (78%)

1104/1160 (95%)

1097/1160 (95%)

255/331 (77%)

241/331 (73%)

315/331 (95%)

316/331 (96%)

Specificityb

269/437 (62%)

669/758 (88%)

1044/1058 (99%)

1024/1052 (97%)

124/149 (83%)

192/216 (89%)

313/315 (99%)

305/308 (99%)

Sensitivityc

565/723 (78%)

233/402 (58%)

60/102 (59%)

73/108 (68%)

131/182 (72%)

49/115 (43%)

2/16 (13%)

11/23 (48%)

  1. Data are n (%) unless indicated, significance p < 0.05. 1160 telephone questionnaires from 137 participants; 331 diaries from 51 participants
  2. ED emergency department, GP general practitioner, N/A not calculated due to low number
  3. anumerator = the number of months self-report data matched administrative data, denominator = the total number of completed monthly telephone questionnaires or diaries
  4. bnumerator = the number of months with no reported health care encounters in both self-report and administrative data, denominator = the number of months with no health care encounters according to administrative records
  5. cnumerator = the number of months where health care encounters matched in self-report and administrative data, denominator = the number of months with health care encounters according to administrative records