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Table 2 Agreement (kappa statistic and standard error) between self-reported morbidity in TILDA and Rx-Risk algorithm (< 65 years)

From: Agreement between self-reported morbidity and pharmacy claims data for prescribed medications in an older community based population

TILDA

Rx-Risk Pharmacy Claims

Kappa

(κ)

Standard Error

Self-reported morbidity

N

%

Medication-based Morbidity (ATC)

N

%

Diabetes or high blood sugar

110

(10.05)

Diabetes (A10AB01-A10BG03, A10BH, A10BX)

98

(8.95)

0.81

0.03

Glaucoma

25

(2.28)

Glaucoma (S01EA01-S01EB03, S01EC03-S01EX)

19

(1.74)

0.58

0.03

High Cholesterol

458

(41.83)

Hyperlipidaemia (C10AA01-C10BX17)

454

(41.46)

0.52

0.03

Asthma

133

(12.15)

Asthma (R03AA-R03AL, R03BA-R03BX, R03CA-R03CC, R03DA-R03DX)

278

(25.39)

0.47

0.03

High blood pressure or Hypertension

438

(40.00)

Hypertension (C03AA01-C03BA11, C03DA01-C03EA01, C09BA02-C09BA09, C09DA01-C09DA07, C02AB01-C02AC05, C02DB02-C02KX01)

190

(17.35)

0.40

0.03

Cancer or a malignant tumour

80

(7.31)

Malignancies (L01AA01-L01XX31)

23

(2.10)

0.31

0.02

Depression

129

(11.78)

Depression (N06AA01-N06AG02, N06AX)

282

(25.75)

0.24

0.03

Stroke (cerebral vascular disease)

78

(7.12)

Anti-platelet therapy (B01AC04-B01AC30)

291

(26.58)

0.23

0.02

Parkinson

3

(0.27)

Parkinson’s disease (N04AA01-N04BX02)

15

(1.37)

0.22

0.02

Heart attack (including myocardial infarction or coronary thrombosis)

54

(4.93)

Anti-platelet therapy (B01AC04-B01AC30)

291

(26.58)

0.21

0.02

Manic depression

12

(1.10)

Bipolar disorder (N05AN01)

12

(1.10)

0.16

0.03

Emotional nervous or psychiatric problem, such as depression or anxiety

180

(16.44)

Anxiety (N05BA01-N05BA12)

252

(23.01)

0.15

0.03

Anxiety

101

(9.22)

Anxiety (N05BA01-N05BA12)

252

(23.01)

0.14

0.03

Cirrhosis or serious liver damage

13

(1.19)

Liver disease (A05AA01-A05BA08, J05AF05, J05AF07, J05AF11)

1

(0.09)

0.14

0.02

Stomach ulcers

119

(10.87)

GORD & Peptic ulcer (A02B, A02BB, A02BC)

518

(47.31)

0.13

0.02

Arthritis (including osteoarthritis or rheumatism)

310

(28.31)

Rheumatoid Arthritis (M01AA-M01CX, M02AA-M02AX, L01BA01, L04AB01-L04AB05, L04AD01, L04AX03)

688

(62.83)

0.13

0.02

Any other heart trouble

49

(4.47)

Ischaemic heart disease/hypertension (C07AA01-C07FB07, C08CA01-C08DB01)

303

(27.67)

0.09

0.02

Rheumatoid arthritis only

119

(10.87)

Rheumatoid Arthritis (M01AA-M01CX, M02AA-M02AX, L01BA01, L04AB01-L04AB05, L04AD01, L04AX03)

688

(62.83)

0.06

0.02

Mini-stroke or TIA

33

(3.01)

Anti-platelet, Anti-coagulation therapya (B01AC04-B01AC30, B01AA03-B01AB06)

335

(30.6)

0.05

0.01

  1. ATC Anatomical Therapeutic Chemical
  2. GORD Gastro-Oesophageal Reflux Disease
  3. aAnti-coagulant counted if patient co-prescribed antiarrhythmic for Atrial Fibrillation (i.e., if patient not in sinus rhythm) [33]