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Table 2 Agreement of Conditions Relevant to the Care of ACS Patients

From: Discrepancies between the medical record and the reports of patients with acute coronary syndrome regarding important aspects of the medical history

Comorbidity Number Yes/Yes No/No Yes/No No/Yes Crude Agreement Positive Agreement Negative Agreement Kappa
Angina x 62 6 13 6 32 30.65 - - -0.0900
Arrhythmia 62 7 41 4 10 77.42 50 85.42 0.3677
Myocardial Infarction 62 32 11 9 10 69.35 77 53.66 0.3079
CHF 59 11 37 6 5 81.36 66.67 87.06 0.5374
Hypertension 59 41 12 3 3 89.83 93.18 80.00 0.7318
Other CVD 61 13 28 0 20 67.21 56.52 73.68 0.3737
Diabetes Mellitus 62 30 30 0 2 96.77 100 96.77 0.9356
Bronchitis/Pneumonia 62 9 33 19 1 67.74 47.37 76.74 0.3096
Emphysema 62 5 55 2 0 96.77 83.33 98.21 0.8160
CVA 61 8 49 0 4 93.44 80 96.08 0.7626
CKD 62 9 42 1 10 82.26 62.07 88.42 0.5190
Cigarette Smoking x 45 22 1 0 0 66.67 - - 0.4600
Cocaine x 53 4 43 3 2 88.68 - - 0.5398
  1. xCrude, positive and negative agreement (in %) not calculated for angina, smoking and cocaine use due to the presence of three categories of responses; ACS; acute coronary syndrome; CHF, congestive heart failure; CVD, cardiovascular diseases; CVA, cerebrovascular accident; CKD, chronic kidney disease; All yes and no reports are by self report first, followed by medical record documentation